IPPD-Quinone-d5 Handling & Analytical Protocol | Aladdin
Step-by-step protocol for handling, dissolving, and using IPPD-quinone-d5 as a deuterated internal standard in LC-MS/MS quantitation workflows.
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LC-MS/MS
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。
21 项资源 · 实验方案、常见问题与文章
Ractopamine D6 Deuterium-Labeled Standard: Preparation Protocol
Step-by-step protocol for preparing and using Ractopamine D6 (deuterium-labeled internal standard) in LC-MS/MS residue analysis workflows.
Fleroxacin-d3 Internal Standard Protocol for LC-MS/MS Quantification
Step-by-step protocol for using Fleroxacin-d3 as a stable-isotope internal standard in LC-MS/MS quantification of fleroxacin in biological matrices.
Sulfadimethoxine-d4: Deuterated Internal Standard Guide
Learn how Sulfadimethoxine-d4 is used as a deuterated internal standard for LC-MS/MS quantification of sulfonamide residues in food and biological matrices.
PFOA-13C8 Isotope-Labeled Internal Standard for PFAS Analysis
Perfluoro-n-octanoic acid (PFOA)-13C8 is a mass-labeled internal standard for accurate PFAS quantification by LC-MS/MS and GC-MS methods.
PFOA-13C8 Isotope-Labeled Internal Standard: Use Guidelines
Guidelines for using Perfluoro-n-octanoic acid (PFOA)-13C8 as an isotope-labeled internal standard in PFAS quantification by LC-MS/MS and GC-MS methods.
PFOS-13C8 Isotope-Labeled Internal Standard: Protocol & Use Guide
Step-by-step protocol for using PFOS-13C8 (13C8-labeled PFOS sodium) as an isotope internal standard in LC-MS/MS quantification of perfluorooctanesulfonate.
PFOS-13C8 Stable Isotope Protocol: Preparation & LC-MS Use
Step-by-step protocol for preparing and using PFOS-13C8 (13C8-labeled sodium perfluorooctanesulfonate) as an internal standard in LC-MS/MS PFAS analysis.
PFOS-13C8 稳定同位素实验方案：制备与液相色谱-质谱（LC-MS）应用
全氟辛烷磺酸13C8钠盐（PFOS-13C8）作为LC-MS/MS全氟化合物分析内标的储备液配制与使用分步实验方案。
Choline Metabolism and Detection Methods: Pathway Analysis of Choline, Phosphatidylcholine, Betaine, Acetylcholine, and TMAO
Choline metabolism connects cell membrane phospholipid synthesis, methyl donor cycling, cholinergic neurotransmitter generation, hepatic lipid transport, and gut microbiota-related metabolism. Choline metabolism detection should not be limited to free choline alone. Depending on the research ...
胆碱代谢与检测方法：胆碱、磷脂酰胆碱、甜菜碱、乙酰胆碱和TMAO的通路解析
胆碱代谢连接细胞膜磷脂合成、甲基供体循环、胆碱能神经递质生成、肝脏脂质转运以及肠道菌群相关代谢。胆碱代谢检测不宜仅限于游离胆碱单一指标，应根据研究目的同步选择磷脂酰胆碱、甜菜碱、乙酰胆碱、三甲胺和氧化三甲胺等代谢物，并匹配酶法、LC-MS/MS、GC-MS、HPLC或NMR等检测平台。 ...
Mechanisms of Carbon-Nitrogen Metabolic Crosstalk: Glutamate, α-Ketoglutarate, and the Amino Acid Metabolic Network
The core of carbon-nitrogen metabolic crosstalk lies in the dynamic conversion between carbon skeletons and nitrogen flow. Glutamate and α-ketoglutarate form key hubs connecting the TCA cycle, transamination reactions, glutamine metabolism, and amino acid biosynthesis. Their changes reflect not ...
碳氮代谢交叉调控机制：谷氨酸、α-酮戊二酸与氨基酸代谢网络
碳氮代谢交叉调控的核心在于碳骨架与氮流之间的动态转换。谷氨酸和α-酮戊二酸构成连接TCA循环、转氨反应、谷氨酰胺代谢和氨基酸合成的关键枢纽，其变化不仅反映代谢物浓度波动，更反映细胞对营养状态、能量压力、氮负荷和氧化还原需求的综合适应。 ...
β-Hydroxybutyrate Detection Methods and Metabolic Significance: Comparative Applications of Enzymatic Assays, Blood Ketone Meters, and LC-MS
β-Hydroxybutyrate is one of the predominant ketone body forms in blood and tissues. It is commonly used to evaluate enhanced fatty acid oxidation, hepatic ketogenesis, starvation or fasting status, diabetic ketosis, exercise metabolism, and mitochondrial energy conversion. Compared with ...
β-羟丁酸检测方法与代谢意义：酶法、血酮仪与LC-MS检测的应用比较
β-羟丁酸是血液和组织中最主要的酮体形式之一，常用于评价脂肪酸氧化增强、肝脏生酮、饥饿/禁食状态、糖尿病酮症、运动代谢和线粒体能量转换。与乙酰乙酸和丙酮相比，β-羟丁酸在循环中浓度更高、稳定性更好，因此在血酮监测、动物模型和代谢组学研究中应用广泛。检测方法可分为β-羟丁酸脱氢酶酶法、试纸/血酮仪快速检测、比色或荧光试剂盒、HPLC和LC-MS/MS等，不同方法在特异性、灵敏度、样本通量和代谢解释能力上存在明显差异。 ...
TCA循环代谢物检测方法与结果判读
TCA循环代谢物检测用于评价线粒体氧化代谢、底物进入、补料反应、氧化还原状态和代谢重编程。常见检测对象包括柠檬酸、α-酮戊二酸、琥珀酸、延胡索酸、苹果酸和草酰乙酸等，方法选择应结合样本类型、目标代谢物、定量精度和是否需要通量信息。 ...
TCA Cycle Metabolite Detection Methods and Result Interpretation
TCA cycle metabolite detection is used to evaluate mitochondrial oxidative metabolism, substrate entry, anaplerotic reactions, redox status, and metabolic reprogramming. Common targets include citrate, α-ketoglutarate, succinate, fumarate, malate, and oxaloacetate. Method selection should be ...
肌酐含量检测的主要方法、反应原理与结果控制
肌酐含量检测常用于血清、血浆、尿液及动物实验样本中的肾功能评价、尿液指标归一化和药物肾毒性研究。不同检测方法的核心差异在于反应原理、信号生成方式、干扰控制能力和样本适配范围。
Creatinine Content Detection: Main Methods, Reaction Principles, and Result Control
Creatinine content detection is commonly used for renal function assessment, urinary indicator normalization, and drug nephrotoxicity studies in serum, plasma, urine, and animal experimental samples. The core differences among detection methods lie in reaction principle, signal generation mode, ...
Technical Comparison and Method Selection for Hydroxyproline Determination
Hydroxyproline determination is a classical quantitative technique in collagen-related research and is widely used in fibrosis assessment, tissue-remodeling studies, collagen-material analysis, and pharmacodynamic evaluation.
羟脯氨酸含量检测的技术比较与方法学选择
羟脯氨酸含量检测是胶原相关研究中的经典定量技术，广泛用于纤维化评估、组织重塑、胶原材料分析及药效研究。
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常与免疫学实验一起研究的技术。
危险品化学品经营许可证（带存储）