计算溶液所需的质量、体积或浓度。
概述
一、 服务概述
Western Blot（蛋白质免疫印迹）是一种广泛应用于分子生物学、细胞生物学、医学研究等领域的经典技术，用于检测特定蛋白质在复杂样本中的表达水平、分子量大小及翻译后修饰。
我们提供的WB实验服务是一项专业的“科研外包”服务。您只需提供实验样本和实验需求，我们将由经验丰富的技术团队，利用标准化的操作流程、优质的试剂和先进的仪器设备，为您完成从样本处理到结果交付的全流程工作，确保数据的准确性、可重复性和高质量。
二、 核心价值与优势
· 省时省力：将耗时且技术细节繁多的WB实验交给我们，您可以将宝贵的时间和精力专注于核心的课题设计、数据分析和论文撰写。
· 专业可靠：由资深实验员操作，避免因个人技术不熟练导致的失败和结果不稳定。
· 结果高质量：使用优化的实验方案和顶级品牌的抗体、试剂，确保条带清晰、背景低、特异性强。
· 周期稳定：标准化的流程保证了稳定的服务周期，助您高效推进科研进度。
· 成本优化：无需自行购买昂贵的抗体和大量试剂，也避免了因实验失败造成的重复成本。
· 数据完整：提供原始图片、分析数据及详细的实验报告，数据真实可追溯。
三、 标准服务流程
我们的服务流程清晰透明，确保每个环节都处于严格的质量控制之下。
1. 项目咨询与方案设计
o 您与我们沟通实验目的、样本信息（种类、数量、处理方式）及目标蛋白信息。
o 我们为您提供专业的实验方案建议，包括内参选择、抗体推荐等。
2. 样本寄送与接收
o 您提供细胞、组织或蛋白提取液。我们提供详细的样本寄送指南。
o 收到样本后，进行登记、分装和妥善保存。
3. 蛋白提取与定量
o 使用优化的裂解液进行蛋白提取。
o 通过BCA法等精确测定蛋白浓度，并进行平等上样量的调整，这是结果准确的关键前提。
4. SDS-PAGE凝胶电泳
o 根据目标蛋白分子量，配制或选用合适浓度的SDS-PAGE凝胶。
o 进行上样、电泳，使蛋白按分子量大小分离。
5. 转膜
o 将凝胶中分离的蛋白转移至PVDF或NC膜上。
o 采用湿转或半干转法，并根据蛋白分子量优化转膜条件。
6. 封闭与抗体孵育
o 使用BSA或脱脂牛奶进行封闭，减少非特异性结合。
o 用您指定的或我们推荐的优质一抗、二抗进行孵育。
7. 化学发光与显影
o 使用高灵敏度的ECL化学发光底物。
o 在化学发光成像系统或暗室中进行曝光，捕获条带信号。
8. 数据分析与报告交付
o 对图像进行灰度值分析，计算目标蛋白与内参的比值，进行半定量分析。
o 交付包含原始实验图片、分析后图表、详细的实验步骤及试剂列表的完整报告。
四、 服务内容与可选项目
· 基础服务套餐：包含上述标准流程中的所有步骤。
· 增值服务选项：
o 样本前处理：代培养细胞、代处理动物组织等。
o 磷酸化蛋白检测：提供特殊的裂解液和实验方案，确保磷酸化蛋白信号的稳定检出。
o 膜再生与重复孵育：对同一张膜进行 stripping 后，孵育其他抗体。
o 多种上样量验证：为确保结果的线性范围，设置多个上样量进行检测。
o 抗体筛选与验证：如果您不确定抗体的效果，我们可以为您进行测试。
五、 客户需要提供的信息
为确保实验成功，请尽可能提供以下信息：
1. 样本：细胞、组织或提取好的蛋白液，并注明保存条件。
2. 目标蛋白信息：蛋白名称、物种来源、预测分子量、UniProt ID等。
3. 一抗信息：抗体名称、生产厂商、货号、推荐稀释比例（如有）。
4. 实验分组与设计：明确的实验分组、生物学重复和技术重复要求。
5. 特殊要求：如需要检测磷酸化、二聚体等。
六、为什么选择我们？
· 经验丰富的团队：平均5年以上WB实操经验。
· 平台优势：配备全自动Western blot系统、高灵敏度化学发光成像系统等先进设备。
· 严格的质控体系：每一步都有标准操作程序和质控点。
· 完善的售后支持：对实验结果进行专业解读，并提供后续实验建议。
I. Service Overview
Western Blot (WB) is a classic technique widely used in molecular biology, cell biology, medical research, and other fields to detect the expression level, molecular weight, and post-translational modifications of specific proteins in complex samples.
Our WB experimental service is a professional "research outsourcing" solution. You only need to provide the experimental samples and requirements. Our experienced technical team will manage the entire process from sample processing to result delivery for you, utilizing standardized operating procedures, high-quality reagents, and advanced equipment, ensuring data accuracy, reproducibility, and high quality.
II. Core Value & Advantages
· Save Time & Effort: Entrust the time-consuming and technically detailed WB experiments to us, allowing you to focus your valuable time and energy on core tasks like experimental design, data analysis, and paper writing.
· Professional & Reliable: Performed by experienced technicians, avoiding failures and result instability due to individual technical inexperience.
· High-Quality Results: Optimized protocols and top-tier brand antibodies/reagents ensure clear bands, low background, and strong specificity.
· Stable Turnaround Time: Standardized processes ensure consistent service cycles, helping you advance your research efficiently.
· Cost-Effective: No need to purchase expensive antibodies and large volumes of reagents yourself, also avoiding repetition costs due to experimental failure.
· Complete Data: Provide original images, analysis data, and detailed experimental reports; data is authentic and traceable.
III. Standard Service Process
Our service process is clear and transparent, ensuring each step is under strict quality control.
1. Project Consultation & Protocol Design:
o You communicate with us regarding the experimental objectives, sample information (type, quantity, processing method), and target protein information.
o We provide professional suggestions for the experimental protocol, including reference selection, antibody recommendations, etc.
2. Sample Delivery & Receiving:
o You provide cells, tissues, or extracted protein lysates. We provide detailed sample shipping guidelines.
o Upon receipt, samples are registered, aliquoted, and stored properly.
3. Protein Extraction & Quantification:
o Protein extraction is performed using optimized lysis buffers.
o Protein concentration is accurately measured (e.g., by BCA assay), and loading amounts are adjusted for equality – a key prerequisite for accurate results.
4. SDS-PAGE Gel Electrophoresis:
o SDS-PAGE gels of appropriate concentration are prepared or selected based on the target protein's molecular weight.
o Loading and electrophoresis are performed to separate proteins by molecular size.
5. Membrane Transfer:
o Proteins separated in the gel are transferred onto a PVDF or NC membrane.
o Wet or semi-dry transfer methods are used, and transfer conditions are optimized based on protein molecular weight.
6. Blocking & Antibody Incubation:
o Blocking is performed using BSA or skimmed milk to reduce non-specific binding.
o Incubation is carried out with your specified or our recommended high-quality primary and secondary antibodies.
7. Chemiluminescence & Detection:
o High-sensitivity ECL chemiluminescent substrate is used.
o Signal detection is performed using a chemiluminescence imaging system or in a darkroom to capture band signals.
8. Data Analysis & Report Delivery:
o Grayscale value analysis of images is conducted to calculate the ratio of target protein to internal reference for semi-quantitative analysis.
o A complete report is delivered, including original experimental images, analyzed graphs/charts, detailed experimental procedures, and reagent lists.
IV. Service Content & Optional Items
· Basic Service Package: Includes all steps in the standard process described above.
· Value-Added Options:
o Sample Pre-processing: Cell culture service, processing of animal tissues, etc.
o Phosphorylated Protein Detection: Provides special lysis buffers and protocols to ensure stable detection of phosphoprotein signals.
o Membrane Regeneration & Re-probing: Stripping and re-incubating the same membrane with other antibodies.
o Multiple Loading Verification: Testing multiple loading amounts to ensure results are within the linear range.
o Antibody Screening & Validation: If you are unsure about an antibody's performance, we can test it for you.
V. Information Required from the Client
To ensure experimental success, please provide the following information whenever possible:
1. Samples: Cells, tissues, or extracted protein lysates, along with storage conditions.
2. Target Protein Information: Protein name, species source, predicted molecular weight, UniProt ID, etc.
3. Primary Antibody Information: Antibody name, manufacturer, catalog number, recommended dilution ratio (if available).
4. Experimental Grouping & Design: Clear experimental groups, requirements for biological replicates and technical replicates.
5. Special Requirements: Such as the need to detect phosphorylation, dimers, etc.
VI. Why Choose Us?
· Experienced Team: Average of over 5 years of hands-on WB experience.
· Platform Advantage: Equipped with advanced equipment such as fully automated Western Blot systems and high-sensitivity chemiluminescence imaging systems.
· Strict Quality Control System: Standard operating procedures and quality control points at every step.
· Comprehensive After-Sales Support: Professional interpretation of results and suggestions for subsequent experiments.
We are committed to being your most reliable research partner, using professionalism and integrity to help you produce high-quality research outcomes!
If you have any questions or specific requirements, please feel free to contact us for free consultation and a quote!
规格
别名
免疫印迹，WB
英文别名
WB，Western Blot
英文名称
Western Blot Experimental Services
高级数据
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溶液计算器
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