The action of mannite on the intestinal trips of the toad, Bufo vulgaris
Laxative drugs as well as compounding can increase intestinal peristalsis, with different degrees of writing down the effect, the role of characteristics can be
用于检测、定量和定位抗原与抗体的技术——ELISA、免疫印迹、免疫组化与流式细胞术。以下是我们知识库中标注该主题的实验方案、常见问题与技术文章。
Laxative drugs as well as compounding can increase intestinal peristalsis, with different degrees of writing down the effect, the role of characteristics can be
Rat pancreas transplantation modeling is mainly used for basic research on pancreas transplantation. Pancreas transplantation is currently an effective clinical
The strength of colonic motility affects the rate of distal advancement of intestinal contents. Using black charcoal powder as an indicator, we can directly obs
The transgenic mouse preparation experiments can be applied to (1) animal developmental studies; (2) study of cell function regulation mechanisms.
Alginate is one of the causes of SS, and an animal model similar to human SS was induced by alginate. Methods: Sixteen New Zealand white rabbits immunized with
The establishment of an in situ transplantation model of human gastric cancer tissue block nude mice gastric cancer can: (1) provide an ideal animal model for t
The establishment of in situ prostate tumor models can be (1) used for continuous in vivo monitoring of prostate cancer development and progression, (2) used fo
The establishment of a mouse tumor model of human diffuse large B-cell lymphoma can be applied to (1) in-depth study of the pathogenesis of lymphoma; (2) evalua
At the early stage of angiogenesis in the chick embryo chorionic allantoic membrane, the immune system of the organism is not yet fully established, and therefo
The establishment of an in situ gastric cancer transplantation model in Kunming mice can: (1) establish an ideal animal model that can realistically simulate cl
The preservation of parasite specimens, in addition to making slide specimens for permanent preservation, can also be used for needle insertion method, low temp
Laser scanning confocal microscope can: (1) light section scanning, 3D image processing, time series shooting imaging; (2) cell, green fluorescent protein, biof
Irbesartan is an AT1 receptor blocker and is used clinically in the treatment of hypertension. It is expected to be a first-line anti-hypertensive drug because
Rabbits, guinea pigs, rats or mice are usually used and fasted for 24 hours. The head is knocked unconscious to avoid the effects of anesthesia or blood loss on
The human hepatocellular carcinoma nude mouse subcutaneous-hepatic in situ transplantation tumor model can be applied to (1) study the biological properties of
In vivo tumor suppression in animals can be applied to study the in vivo antitumor effects of drugs.
Fluorescence microscope (Fluorescence microscope): Fluorescence microscope is a light source of ultraviolet light, used to irradiate the object to be examined,
Human pancreatic cancer nude mouse models were established for (1) diagnosis of pancreatic cancer, (2) study of pancreatic cancer treatment, and (3) observation
Artemisia Incarnata Tang can clear heat and relieve dampness to abate yellowish color. These functions are related to its choleretic effect. Rats are gallbladde
Injection of egg white heterogeneous protein into the foot of rats induced an acute analogous condition, causing local tissue swelling. The anti-inflammatory ef
The procedure for the detection and determination of ADRs should consist of three main processes: first, the physician should make a diagnosis of the adverse co
Diuretic and diuretic drugs may increase the glomerular filtration rate or affect tubular reabsorption, secretion and excretion, resulting in an increase in uri
Perfusion experiments in adult mice are used primarily to (1) obtain good morphological observations and (2) preserve the brain, kidneys, heart, and other organ
The establishment of an in situ planting metastasis model in nude mice with intact tissue blocks of human gastric cancer can: (1) study the mechanisms of tumor
Continuous injection of D-galactose to animals in a certain period of time increases the concentration of galactose in the cells of the organism, which is catal
After typhoid and paratyphoid triple A and B vaccines are given intravenously to rabbits, they can interact with polymorphonuclear granulocytes and monocytes, e
The toxic constituent of epiphyllum is mainly aconitine. Its nature is unstable, after a long time of soaking in water and heating and decocting the concoction,
The experiment on the effect of drugs on the proliferation of lymphocytes in animals is to study the effect of drugs on the proliferation of tumor-infiltrating
Blinding (blinding, masking) refers to the clinical trials of drugs, in order to avoid the researcher and/or the subject to know the type of drug used in differ
The establishment of in situ prostate tumor model in nude mice can (1) establish an animal model of prostate cancer that is closer to the natural growth process
Blood collection from laboratory animals is mainly used for routine tests or biochemical and chemical analyses. The choice of blood collection method depends on
Urinary sodium (Na) is the measurement of the concentration of sodium ions in the urine over a 24-hour period can be used to determine a measure of an individua
The establishment of in situ and subcutaneous transplantation models of human hepatic malignant lymphoma in nude mice can (1) explore the pathogenesis of hepati
The establishment of an in situ transplantation model of human lung cancer in nude mice can be used to (1) establish a good platform for animal experimental res
This experiment is mainly used to establish in vitro tumor cell models to test drug resistance.
Establishment of an in situ implantation metastasis model for human non-small cell lung cancer in nude mice: (1) to investigate distant metastasis of lung cance
The mechanism of apoptosis in relation to tumorigenesis is currently thought to have the following possibilities.1. Inactivation of apoptotic genes such as P53,
This experiment is mainly used to test the effect of drugs on hemolysin content in animals.
Ephedra Tang is effective in inducing sweating with pungent warmth, promoting lung circulation and relieving asthma. It is used for treating sun disease with ty
The free radical doctrine of aging holds that aging is closely related to free radical-induced lipid peroxidation of biological membranes leading to membrane st
The analgesic and sedative effects of fenugreek are remarkable. It is a racemic tetrahydropalmatine with the same type of molecular structure as safranin. It ha
The thymus is an important lymphatic organ of the body. Its function is closely related to immunity. It secretes thymic hormones and hormone-like substances, an
In vivo drug-resistant cell lines are established experimentally by prolonged exposure of cells to low doses of drugs, causing changes in the biochemical proces
Injectable drug delivery methods in experimental animals include (1) subcutaneous injection (2) intramuscular injection (3) intravenous injection (4) arterial i
The effect of drugs on macrophages in the peritoneal cavity of animals was experimentally studied by colorimetric and fluorescent staining and flow cytometry.
Parasite specimens include liquid-impregnated specimens, dried specimens, slide specimens, and live specimens, which are packaged and mailed in different ways f
Tianma is a calm liver and wind medicine, this experiment to turn positive and negative disappearance as an indicator of sleep, with less than the hypnotic dose
Saliva was collected using the dog's submandibular gland drainage cannula method, urine was collected using the metabolic cage method, catheter hair, ureter met
During tumorigenesis, fibroblast growth factor synthesis and release are increased, which participates in and induces angiogenesis, and is an important angiogen
Anti-microtubule drug experiments are mainly used to (1) find new anticancer drugs (2) study the mechanism of action of anticancer drugs.
The objectives of this experiment are (1) to master the method of sperm collection from the testis, epididymis and vas deferens of mice; (2) to master the metho
The establishment of a high metastasis model of human gastric cancer can (1) study the mechanism of tumor metastasis; (2) study the prevention and treatment of
Pharmacokinetics is the application of mathematical models and formulas to elucidate the quantitative laws that govern the in vivo processes of a drug over time
The mammalian preimplantation embryo is an important object of study in embryology, developmental biology, and animal cell and embryo engineering (1) the study
There are two methods for oral administration of drugs to experimental animals: oral method generally mixes the drug into feed or dissolves it in water, which i
Source of content: general zoology lab guide.
Source of content: general zoology lab guide.
Source of content: general zoology lab guide.
Source of content: general zoology lab guide.
Source of content: general zoology lab guide.
Source of content: general zoology lab guide.
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
Observe the effects of ketamine and sodium thiopental on the respiratory and circulatory systems of rabbits and compare the similarities and differences in thei
Intravenous injection (IV) is a medical treatment that can be used to inject liquid substances such as blood, medication, and nutrient solutions directly into a
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
Source of content: general zoology lab guide.
The animal was first immobilized, and the tail was disinfected with an alcohol cotton ball, and then the vein aimed at the tip of the tail a few centimeters upw
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
Observation of the performance of the vertebral anesthetic effect of procaine.
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
Observation of the protective effect of different drugs against procaine poisoning.
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
Source of content: general zoology lab guide.
The experimental method was obtained from the official website of the Fourth Military Medical University
To study the method of preparation of the tibialis anterior muscle in the body and to observe the characteristics of the action of different types of skeletal m
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
To understand the difference between the action of non-depolarizing and depolarizing types of muscarinic drugs, and to learn the rabbit drooping head test metho
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is mainly used to draw blood from rats and mice.
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
Compare and contrast the surface anesthetic effects of procaine, bupivacaine, and lidocaine.
The experimental method was obtained from the official website of the Fourth Military Medical University
Characterization of the hypotensive effect of sodium nitroprusside and propranolol in anesthetized animals.
The experimental method was obtained from the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
Comparison of the toxic effects of procaine, bupivacaine and lidocaine.
The experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of Zhejiang University Fine Courses
This experiment is from the official website of Zhejiang University Fine Courses
The experimental method was obtained from the official website of the Fourth Military Medical University
The source of this experiment is the official website of the Fourth Military Medical University
The experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of Zhejiang University Fine Courses
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of Zhejiang University Fine Courses
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of Zhejiang University Fine Courses
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of Zhejiang University Fine Courses
This experiment is from the official website of Zhejiang University Fine Courses
The experimental method was obtained from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of Chongqing Medical University
This experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of Chongqing Medical University
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of Chongqing Medical University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of Chongqing Medical University
This experimental method was obtained from the official website of Chongqing Medical University
Experiments on the analgesic effects of drugs can be used to: screen for drugs that can selectively inhibit and alleviate a variety of pain and reduce pain resu
This experimental method was obtained from the official website of the Fourth Military Medical University
Observation of the pre-systole of the toad heart and the compensatory interval experiment can be used for: observed that the pre-systole of the toad heart also
This experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of Chongqing Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of Chongqing Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of the Fourth Military Medical University
This experiment is from the official website of the Fourth Military Medical University
This experimental method was obtained from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Human Parasitology of Shandong University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
1. Observe the general morphologic structure of the human bone and the composition of the human skeleton and its tectonic features, and compare them with those
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
Observe muscles to understand the shape, general structure, location, starting and stopping points, and assistive devices of the major muscles, and to understan
Learn and master the methods of smearing and staining human blood.
This experiment is from the official website of Human Parasitology of Shandong University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Human Parasitology of Shandong University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Human Parasitology of Shandong University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Human Parasitology of Shandong University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Human Parasitology of Shandong University
1. Understand the characteristics and classification of connective tissue. 2. Know the fibers and various cellular components of loose connective tissue. 3. u
1. Understand the components and gross anatomy of the digestive system. 2. Observe the structure of the oral cavity and learn about the structure and types of
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Human Parasitology of Shandong University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
1. Observe the structural features of neurons and the morphology and distribution of nidus. 2. Observe the morphology and distribution of neurogenic fibers. 3
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
Comparative observations of the structural features of three muscle fibers, smooth muscle, skeletal muscle and cardiac muscle, in longitudinal and transverse se
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
1. Observe the location, shape and gross anatomy of the heart. Understand the connection between the atria and ventricles and the large blood vessels that enter
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
This experiment is from the official website of Human Parasitology of Shandong University
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
1. Observe the location, morphology and peritoneum of the kidney. 2. Observe the gross anatomy of the kidney in frontal section, ureter and bladder. 3. Observ
1. Observe the structure of the taste buds. 2. Comparative observation of the structural features of plasma alveoli, mucus alveoli and mixed alveoli. 3. Obser
1. Observe the gross morphological structure of the nasal cavity, paranasal sinuses, larynx, trachea, bronchi and lungs. 2. Observe the gross morphologic struc
Measurement of bronchial long tension allows analysis of the actual effect of drugs that have a dilating or constricting function on the trachea.
Bone densitometry is the most commonly used analytical method for detecting osteoporosis and bone mineral defects in humans. It is a measurement of bone density
There is a great correlation between body temperature and physiological rhythms in mice, and the traditional and simpler method of measuring body temperature in
None
Cloning rats is more difficult compared to mammals with mature cloning systems such as mice, pigs and cattle. The immature in vitro culture system of rat embryo
Infectious diseases are one of the most important diseases in the neonatal period and the main cause of neonatal death. At present, the incidence and death rate
Ultrasound imaging is based on the principle that mechanical waves pass through tissues of different densities with different reflectivity, resulting in superim
Bilirubin encephalopathy is a serious complication of neonatal yellow pox with high mortality, readmission and sequelae rates, and the survivors are often left
Retinopathy of prematurity (ROP), formerly known as posterior lens fibroplasia, is a proliferative retinopathy. It is characterized by abnormal retinal vascular
Electrocardiographic (ECG) studies in mice have been performed for many years and differ from humans by rapid repolarization and by the fusion of the T-wave wit
In studies of the pathogenesis of ventilator-associated pneumonia, a close correlation has been found between bacterial biofilms of tracheal tubes and ventilato
The main function of vitamin D (Vitamim D.VD) is to regulate calcium and phosphorus metabolism in the body and maintain normal growth and development of teeth a
Observe sections of the human brainstem and combine them with observations of a model of the nucleus accumbens and a model of the nerve conduction pathways to u
1. Observe specimens and models of the mesencephalon and cerebellum to understand the external morphology and internal structure of the mesencephalon and cerebe
1. Observe specimens and sections of the eye to understand the gross anatomy and microstructure of the eye. 2. Observe the parafoveal organs of the eye - eyeli
Understand the principles of immunohistochemistry experiments and be proficient in the experimental procedures. (Neurobiology Laboratory Handout; edited by Du J
Neonatal hypoxic-ischemic eneplalopathy (HIE) is a common clinical disease in the neonatal period, in which children develop a series of encephalopathic manifes
The simplest experiment performed in vitro to study the healing ability of the skin is the wound healing assay.
Animal models of transplanted tumors are tumors formed by transplanting animal or human tumors into homozygous or heterozygous animals for successive generation
Animal models of transgene tumor are constructed by taking the genes that produce certain tumors as exogenous genes, which can help people to study the activity
Currently, serological testing experiments include: blood biochemistry and hormone level testing experiments.
In vitro fertilization (IVF) is a technological process in which fertilization is accomplished in an in vitro environment between a mature oocyte and an energiz
Hematopoietic growth factors is a general term for a class of cytokines that mainly act in the hematopoietic system. The survival, proliferation and differentia
Meconium aspiration syndrome (MAS) refers to a group of syndromes in which the fetus inhales amniotic fluid contaminated by meconium during intrauterine or part
1. Observe the location and morphology of the thyroid, parathyroid, adrenal, pituitary and pineal glands. 2. Observe the microstructure of the thyroid, adrenal
A large number of tissues and organs with potential abnormalities can be detected by careful observational description of the appearance. Therefore, a uniform a
Bone is a tissue that cannot be seen from the outside of the body, but since the discovery of X-rays by Whilhelm Röntgen, X-rays have become a powerful techniq
This experiment is from the official website of the Fourth Military Medical University
A large amount of suggestive data can be obtained by testing blood, so blood routine and blood biochemistry in mice are widely used in phenotyping and have beco
From birth, a set of intestinal flora is produced and perfected through the process of food adaptation in the intestinal tract. The composition and proportion o
Blood pressure measurement is also an important part of cardiovascular disease-related research. Currently, there are 2 commonly used methods for measuring bloo
Necrotizing enterocolitis (NEC) is the most common gastrointestinal emergency in neonates, especially in preterm infants, with a high incidence and mortality ra
Vitamin A deficiency is a systemic disease caused by the lack of vitamin A in the body, mainly eye and skin lesions, most common in children aged 1-4 years; the
In vitro maturation of the oocyte includes both nuclear and cytoplasmic maturation. Nucleus maturation consists of the resumption of meiosis by the oocyte, the
Anatomical operation technology is an important link to improve anatomy teaching, scientific research, and cultivate the basic skills of anatomists. Through the
Currently, there are four main approaches to mood state screening experiments: the opening experiment, the light and dark box test, the elevated cross maze, and
In toxicology, the median lethal dose, or LD50 (i.e., Lethal Dose, 50%), is a commonly used indicator of the toxicity of a toxic substance or radiation. As defi
Spinal cord specimens, models, and transverse sections are viewed to understand the gross anatomy and microscopic configuration of the spinal cord. Observation
The scientific understanding of human structure cannot be separated from the practice of cadaver dissection. Corruption of cadavers, on the other hand, restrict
In addition to conventional HE staining, osmium staining is a commonly used staining method for analyzing the number of hair cells and spiral ganglion morpholog
In the analysis of abnormal intestinal function due to intestinal inflammation, overall intestinal permeability can usually be evaluated by detecting intestinal
Mouse urine is more difficult to collect because of its high concentration and low volume, and the main composition and concentration are related to the degree
The effect of drugs on the activity of NK cells in animals experiment, study the effect of drugs on the activity of NK cells in animals, explore explore the rol
Allogeneic animal transplantation is often difficult due to immune rejection, which often leads to graft failure. Therefore, the selection of a suitable transpl
The main pathological feature of bronchopulmonary dysplasia is the obstruction of alveolar and pulmonary vascular development, which is manifested by the decrea
Currently, the clinical causes of femoral head necrosis can be divided into two categories: traumatic and non-traumatic. Traumatic necrosis of the femoral head
ENU is an alkylating agent that delivers ethyl to oxygen or nitrogen groups on DNA, resulting in base mismatches or substitutions (primarily inducing point muta
CRISPR/Cas (clustered regularly interspaced short palindromic repeats/CRISPR-associated system) is present in most bacteria and almost all archaea, and is an im
Animal models of castration, mostly in rats or mice, involve surgical removal of the testes.
Embryo transfer refers to the process of transferring the embryo developed in vivo or in vitro to the corresponding part of the synchronized recipient, and this
Rheumatoid arthritis is a systemic autoimmune disease characterized by chronic polyarticular inflammation, the etiology and pathogenesis of which are not fully
A chimeric animal is defined as a hybrid animal derived from two or more distinct embryos. Mammalian chimeras are usually formed by the aggregation of two or mo
Lentiviral vector is a new type of transgenic vector developed in recent years. Lentiviruses belong to the subfamily of retroviruses. After structural modificat
Mouse embryo transfer is the formation of single-cell to blastocyst stage embryos 0.5-3.5 days after mating, which can be transferred into the reproductive trac
Chronic hepatitis B (CHB) caused by hepatitis B virus (HBV) infection and associated liver cirrhosis (L.C). Hepatocellular carcinoma (HCC) and liver failure are
Nuclear transplantation is a technical process in which the nucleus of an embryonic cell or adult cell is transferred into a denucleated oocyte using microsurgi
Inequality of limb length, especially in the lower limbs, is a common orthopedic clinical disorder that seriously affects patients' life, work and study. The ma
Microfertilization, also known as micromanipulation-assisted fertilization, is an in vitro fertilization technique developed in the 1980s. This technique uses a
A mammalian chimera is an individual that develops from a polymerized embryo composed of two or more cells with different heritabilities. Cells of different ori
The acquisition of embryos in pigs requires the collection of embryos after super-expulsion of treated sows. At present, the international general embryos are g
Concealed penis (concealed penis) refers to the penis hidden in the soft tissue under the pubic symphysis due to various reasons, and the appearance is seen as
In vitro fertilization (IVF) is a technique in which mammalian sperm and egg complete the fertilization process in an artificially controlled environment outsid
In vitro fertilization (IVF) is a technological process in which fertilization is accomplished in an in vitro environment between a mature oocyte and an energiz
Long backbone bone defects are common clinical disorders, of which critical bone defects are one of the modern bone and clinical problems often encountered but
Acinetolacter baumannii is a gram-negative bacillus that does not ferment sugars, and is widely distributed in nature. Hospitals and human skin, belonging to th
Sex pre-selection is a biotechnology that makes adult females produce sex-specific offspring through human intervention in the normal reproductive process of an
Gene-trap (gene-trap) mutagenesis is a technique for randomly generating loss-of-function mutations and reporting gene expression, as well as capturing genes of
Isolator airtightness testing technology, is a method to detect whether the isolator meets the requirements of airtightness, and is an important testing index t
Mouse development begins with the formation of a fertilized egg, and the early development of its embryogenesis with be much slower than that of other model org
Embryo transfer, commonly known as artificial insemination, is a technique in which the early embryo of a female animal, or an embryo obtained by in vitro ferti
Alkaline phosphatase staining of primordial germ cells (germinal cristae) specifically demonstrates the localization and number of embryonic primordial germ cel
Bacterial artificial chromosomes (BAC) are vector systems that allow the cloning of large segments of exogenous DNA. It consists mainly of a replicon composed o
Hypospadias is a urethral malformation in which the opening of the urethra fails to reach its normal position due to abnormal development of the anterior urethr
Sex pre-selection is a biotechnology that allows adult females to produce sex-specific offspring through human intervention in the normal reproductive process o
Since the knee joint is the largest joint in the body, its range of motion is large, the soft tissue coverage is extensive, and the synovial tissue is also the
Osteoporosis is a common disease of old age, which is mainly characterized by changes in the structure of the bone trabeculae, a decrease in the amount of bone
Mouse embryonic stem cells (ES cells) can be used not only as a model to study the regulatory mechanisms of mammalian development, but also as a vector for gene
Zebrafish lines can be effectively preserved for long periods of time by sperm freezing and recovery techniques. This technique is simple and easy to implement,
Rabbits share similar biochemical and physiological processes with humans and are ideal model animals for the study of human reproduction, cardiovascular diseas
Bone infections can lead to osteomyelitis, a bone disease that is second only to cancer in terms of difficulty in management and high recurrence rate. Osteomyel
Microfertilization, also known as micromanipulation-assisted fertilization, is an in vitro fertilization technique developed in the 1980s. The technique involve
Peripheral nerve injury is a common limb injury, often resulting in the loss of the corresponding function of the limb. Simple cuts can be directly anastomosed,
Aseptic mouse cesarean section, and artificial rearing are known as the two key technologies for the preparation of sterile mice from scratch. There are 2 main
Embryo transfer in rabbits often utilizes techniques of embryo freezing, such as the transfer of frozen mulberry embryos into the oviducts of recipients after r
Animal cell nuclear transfer/nuclear transplantation refers to the microscopic manipulation of the nucleus of a donor cell into a mature oocyte or early syncyti
Embryo transfer in pigs refers to the technique of removing the early embryo from one sow and transferring it into the reproductive tract of another sow with th
RNAi is a type of gene silencing that occurs through in vivo shearing to form small (~21 nt) double-stranded RNAs in which the antisense strand is complementary
Fractures and bone defects are the focus and difficulty of treatment in orthopaedics, and their repair process is affected by a variety of factors, while the lo
Homologous recombination is a type of genetic recombination, which refers to the rearrangement of DNA caused by the exchange of nucleic acid sequences between t
610M Multi Wire Myograph System: This system is suitable for the simultaneous study of 1 to 4 small vessels with diameters ranging from 60 μm to 10 mm, and is
Homologous recombination is a type of genetic recombination, which refers to the rearrangement of DNA caused by the exchange of nucleic acid sequences between t
Osteosarcoma, as the most important life-threatening malignant bone tumor, is increasing in incidence. The establishment of a scientific and effective nude mous
Varicocele is a dilated and tortuous trailing venous plexus with many sinusoids formed due to obstruction of reflux in the veins of the spermatic cord or reflux
Embryo splitting refers to the technique of splitting an animal's pre-implantation embryo into two, four or even eight embryos using a micromanipulator. Embryo
In vitro fertilization (IVF) is a technological process in which fertilization is accomplished in an in vitro environment between a mature oocyte and an energiz
The animal model of Liver-Yang hyperactivity syndrome is the main objective manifestations such as emotional irritability, capillary filling, skin flushing, acc
Acquired hemophilia A animal model, is a disease model obtained by injecting serum from hemophilia A patients. Currently, the main methods used for animal model
Osteoarthritis is a group of clinical diseases caused by various reasons and characterized by the degeneration of articular cartilage as the main pathological f
Cholelithiasis (cholelithiasis) is a common gastrointestinal disease that occurs in the gallbladder and bile ducts and has a high incidence. Cholelithiasis is t
Hemolytic anemia animal model, is the use of chemical, mechanical or other methods to construct animal models for disease research. Hemolytic anemia (hemolytic
The animal model of acute disseminated intravascular coagulation is an animal disease model induced by endotoxin. Currently, there are 1 main methods used to co
The standard based on which the animal experiments for the determination of finished pharmaceutical and biological products are conducted is the current edition
Other drug testing method for the determination of finished pharmaceutical and biological products is the use of different drug supplies to treat experimental a
Liver and blood stasis syndrome animal model, refers to the animal liver qi stagnation, blood flow is not smooth, blood blockage caused by the performance of th
Benign prostatic hyperplasia (BPH) is a histologic diagnosis that manifests as tissue hyperplasia in the interstitium of the prostate, and clinical BPH usually
The anaphylaxis test method for the determination of finished pharmaceutical and biological products is used to inject experimental animals with a test solution
Group A rotavirus is the main pathogen causing diarrhea in infants and young children, and there is no specific drug yet. Only two reconstituted live attenuated
The animal model of iron deficiency anemia is a basic model of iron deficiency anemia constructed using rats. Iron deficiency anemia (IDA) is a small-cell hypoc
Dogs, like humans, can develop spontaneous benign prostatic hyperplasia, the incidence of which increases with age, and are recognized as an ideal animal model
Cirrhosis (hepatic cirrhosis) is a common clinical chronic progressive liver disease with diffuse hepatic damage formed by one or more etiologic factors over a
Liver transplantation is currently one of the most effective ways to treat end-stage liver disease. The increasing shortage of liver supplies has led to the dev
The animal model of liver fire inflammation evidence refers to the animals with eye redness and swelling pain, headache, deafness and tinnitus, irritability, dr
The animal model of cardiovascular stasis and obstruction syndrome is characterized by chest tightness and palpitations, heart pain like system, pain leading to
Acute pancreatitis (acute pancreatitis) is one of the common acute abdominal diseases in surgery, with increasing incidence in recent years and a wide range of
Uric acid is the product of purine metabolism. Hyperuricemia and uric acid nephropathy are common diseases in middle-aged and elderly men in the world today, wh
Ovarian hyperstimulation syndrome (OHSS) is a common complication that occurs in women during superovulation, which may be life-threatening in severe cases and
Pulmonary granulomatous vasculitis (pulmonary granulomatous vasculitis) is clinically rare, the specific etiology is still unclear, due to the fact that immune
Liver microsomal preparations, vesicles formed from endoplasmic reticulum fragments obtained by ultracentrifugation of liver tissue hookah, are suitable for bio
TCR humanized animal models, the English name is TCR humanized animal models.At present, there are 1 main methods used for TCR humanized animal models: TCR huma
Acute obstructive suppurative cholangitis (acute obstructive suppurative cholangitis) is the severe stage of acute cholangitis, also known as acute severe chola
In recent years, tuberculosis has again become a public health problem of global concern. According to the World Health Organization, about 2 million people die
Pulmonary hypertension (PH) is a common and serious condition in the cardiovascular field. Currently, there are four main methods used to model pulmonary hypert
Mesangial proliferative glomerulonephritis (MsPCN) is one of the most common pathological types of primary glomerulonephritis in China, accounting for about 30%
Aristolochia plants can cause kidney damage. It has been found that the weight-loss drug "Slimming Pill", which contains Chinese herbs, can cause chronic renal
Pulmonary granulomatous vasculitis (pulmonary granulomatous vasculitis) is rare in clinical practice, and the exact etiology of the disease is still unclear. It
Systemic lupus erythematosus (SLE) is an autoimmune disease characterized by the formation of auto-resistance against a series of self-antigens, and 80-100% of
Silicosis is a systemic disease characterized by progressive, diffuse fibrous tissue hyperplasia of the lung tissue caused by long-term inhalation of silica-con
Silicosis is a systemic disease characterized by progressive, diffuse fibrous tissue hyperplasia of lung tissue caused by long-term inhalation of silica-contain
Chronic renal failure is a common destination in the late stage of various primary or secondary renal diseases, which is a group of clinical syndromes character
The incidence of diabetes mellitus in our country and the world has shown a significant rising trend, diabetic nephropathy (DN) is one of the manifestations of
In vivo drug metabolism experiments are important experiments used to assess drug toxicity, etc. during the development of new drugs. Currently, the most common
Chronic bronchitis, a chronic nonspecific inflammation of the bronchial tubes, bronchial mucosa and their surrounding tissues, is a common disease that seriousl
Meniere disease (MED) is a common clinical disease of the inner ear, whose clinical symptoms include episodic vertigo, nausea, vomiting, fluctuating hearing los
Current methods of preparing animal models of uric acid nephropathy are mainly through the concomitant administration of drugs that inhibit uric acid excretion
The establishment of human-like hypoperfusion acute ischemic renal failure animal models (animal models of hypoperfusion acute renal failure) is of great signif
Liver perfusion experiments, the closest in vitro research system to the in vivo state in drug liver metabolism studies, retains the basis of intact cellular an
Tinnitus research also requires animal models, but previous tinnitus research has mostly been limited to humans, which has greatly restricted in-depth understan
The pathomorphologic basis of bronchial asthma is chronic airway inflammation involving a variety of inflammatory cells and cellular components such as eosinoph
Animal model of atherosclerosis is a model that is artificially manipulated to produce atherosclerotic manifestations in animals. Currently, there are three met
Nutritional obesity animal model, also known as food-induced obesity animal model, obesity is an important medical and public health problem facing the world, a
Transplacental transmission is the main mode of intrauterine transmission. Intrauterine transmission refers to the process by which pathogenic microorganisms, e
Amniotic fluid embolism (AFE) is a serious complication of labor in which amniotic fluid suddenly enters the maternal circulation during delivery causing acute
Acute respiratory distress syndrome (acute respiratory distress syndrome, ARDS) is an acute respiratory failure caused by increased permeability of alveolar cap
Gentamicin is an aminoglycoside antibiotic widely used in the treatment of gram-negative bacterial infections. However, the nephrotoxicity of gentamicin (which
Chronic obstructive pulmonary disease (COPD) is a chronic bronchitis and/or emphysema characterized by airflow obstruction, which is a highly valued and widely
The cardiomyocyte model of heart qi deficiency mice is based on hypoxia as a simulated etiology of heart qi deficiency evidence, which leads to ischemia of the
The experiment was carried out on a "+" shaped device with two open and two closed arms, each of which was 10 x 50 cm long and 55 cm high. placing the animals i
The sucrose preference experiment is based on the fact that mice have a preference for sweetness, and mice are given a bottle of sucrose solution and a bottle o
TTC (2,3,5-triphenyltetrazolium chloride) is a fat-soluble photosensitive complex. It is a proton receptor for the pyridine-nucleoside structural enzyme system
New object recognition assesses the memory capacity of the tested animal by the length of time the animal spends exploring familiar old and new objects, which i
Azoospermia (azoospermia) refers to the ejaculated semen centrifuged and precipitated, after microscopic examination, but still no sperm, generally there are tw
In the model of cecum ligation and perforation, sepsis originates from a polymicrobial focus of infection in the abdominal cavity, followed by bacterial entry i
Disseminated intravascular coagulation, also known as DIC, is currently used to teach disseminated intravascular coagulation mainly by means of the rabbit anima
The principle of the hanging tail experiment is to use the mice hanging tail after attempting to escape but can not escape, so as to give up the struggle, into
The life process of mammals is very similar to that of humans. With ageing, the tissues and organs of the animal body show degenerative changes and aging phenom
As the name suggests, the "eight-arm maze" consists of eight arms spreading outward from the center, and there is a food provision device at the end of each arm
Zinc deficiency animal model, is the zinc deficiency of the animal organism, mainly manifested as poor feeding, slow growth and development, low immune function
The animal model of cardiac qi deficiency and blood stasis evidence reproduces the process from the main injury of blood stasis to the formation of cardiac qi d
Serum hyponatremia is caused by rapid intraperitoneal injection of water into animals, which creates an osmotic pressure that promotes water entry into the brai
The forced swimming test is used with rats, mice, or other laboratory animals to provide an inescapably oppressive environment by placing the animal in a confin
Blood tests including blood biochemistry and ELISA require serum or plasma samples. The correct separation method can ensure the quality of serum or plasma and
After initial determination of pathological development by histologic observation, further in situ confirmation of potentially high/low expressed molecules is o
The mouse excisional wound recovery model has been heavily used for wound healing as well as skin regeneration. Since the skin of mice is mobile, there is contr
常与免疫学实验一起研究的技术。