Whitepaper:Don`tGetBurnedinCombustion
Control of combustion processes requires reliable oxygen (O2) and carbon monoxide (CO) measurement and control to ensure safety, maximize efficiency, and minimize atmospheric emissions. Therefore, selecting the right gas measurement technology is vital to achieving these goals. Due to their inherent reliability and speed of response, tunable diode laser (TDL) gas analyzers have become one of the most pref......阅读全文
Phosphatasing－with－Shrimp－Alkaline－Phosphatase－(S.A.P.)
Phosphatasing with Shrimp Alkaline Phosphatase (S.A.P.)Use to prevent linearized vector plasmid from recircularizing.The phosphatase from shrimp is ea
E.－Immunohistochemi...
实验概要We provide a guideline procedure and tips for staining of paraffin embedded sections, including antigen retrieval, chromogenic detection and flu
cDNA－LIBRARY－SCREENING
PREPARE SOLUTIONS1. 10mM MgSO4, 0.2% Maltose LB (100 mL):Mix 1.0 g of Bacto-Tryptone, 1.0 g of NaCl, 0.5 g of Yeast Extract, and 1.0 mL of 1M MgSO4. A
氨基酸的纸层析(paper－chrmatography)
一、 实验目的1.了解并掌握氨基酸纸层析的原理和方法。2.学习纸层析法的操作技术，分析未知样品氨基酸的成分。二、 实验原理用滤纸为支持物进行层析的方法，称为纸层析法，它是分配层析法的一种。纸层析所用的展层溶剂大多是由水饱和的有机溶剂组成。滤纸纤维的—OH 基的亲水性基团，可吸附有机溶剂中的水作为
How－to－interrupt－scintillation
Peter Novick Lab, Department of Cell Biology Yale University School of Medicine HOW TO PERFORM AN INTERRUPT OF ANONGOING AUTOCOUNT1). This program int
Basics－of－Electrochemical－Impedance－Spectroscopy（一）
This tutorial presents an introduction to Electrochemical Impedance Spectroscopy (EIS) theory and has been kept as free from mathematics and ele
Phosphoamino－acid－analysis:Mark－Kampss－method
Phosphoamino acid analysis:Mark Kamps's method1. Label your protein with 32Pi. Then subject the protein to SDS polyacrylamide gel electrophoresis
放射性同位素使用规则
RULES FOR THE USE OF RADIOACTIVITY You must be certified by EHS before you can use radioactivity. The guiding principle isCOMMON SENSE. I take radio
Bradford－Assay
The bradford dye-binding assay is a colorimetric assay for measuring total protein concentration. It involves the binding of Coomassie Brilliant blue
Bradford－Assay
Bradford AssayThe bradford dye-binding assay is a colorimetric assay for measuring total protein concentration. It involves the binding of Coomassie B
微量移液枪的使用
A. Gilson Pipetmen Autopipets (and similar models)We primarily use the Gilson autopipets in the core course labs. We have four sizes identified by the
Complete－Mouse－Necropsy
EuthanasiaEuthanasia and mouse necropsies require prior IACUC approval. The mode of euthanasia should be chosen which minimizes pain or distress to th
Measurement－of－Carbon－Fixation－Rates－in－Leaf－Samples
Generation of a Light Curve To address the hypothesis concerning photosynthetic efficiency it is necessary to expose sun and shade leaves to a ran
转氨基作用（纸层析法,Paper－Chromatography）
一．目的 了解动物组织的转氨基作用，学习转氨基反应产物的纸层析鉴定方法。 二．原理 氨基酸在体内分解代谢的主要方式是脱氨基作用。脱氨基作用的主要方式有氧化脱氨基、转氨基、联合脱氨基及非氧化脱氨基。转氨基是指在转氨酶的催化下，氨基酸的 α-氨基与α-酮酸的α酮基的互换反应。转氨酶广泛分
Beginners－Guide:－Validat,－Verificat－and－Monitoring－of－Inspection－Equipment
February 28, 2017 -Validation, verification and routine performance monitoring are often used interchangeably, creating confusion within organizat
SQ－Blood－DNA－Midi－Protocol－for－500l3ml－whole－blood
实验概要The E.Z.N.A.® SQ Blood DNA Kit is designed for isolating high molecular weight genomic DNA from fresh, frozen or anticoagulated whole blood. The
SQ－Blood－DNA－Maxi－Protocol－for－410－ml－whole－blood
实验概要The E.Z.N.A.® SQ Blood DNA Kit is designed for isolating high molecular weight genomic DNA from fresh, frozen or anticoagulated whole blood. The
呕吐毒素（DON）ELISA检测试剂盒说明
【概要】脱氧雪腐镰刀菌烯醇(deoxynivalenol，DON)又称呕吐毒素(vomitoxin)，主要是由镰刀菌的某些产生的化学结构和生物活性相似的有毒代谢产物——单端孢霉烯族化合物中的一种。DON 的主要产生菌是禾谷镰刀菌(Fusariumgraminearum)，主要污染小麦、大麦、
Gramstaining－Procedure
Gram-staining is a four part procedure which uses certain dyes to make a bacterial cell stand out against against its background. The specimen should
Miniprep/Kitfree－highthroughput－protocol
BackgroundThis protocol is adapted from "Molecular Cloning: A Laboratory Manual", Second Edition, Sambrook, Fritsch, and Maniatis. It is a quick, inex
led光源的术语（一）
Image(Lighting)Contrast The ratio of difference between light and dark as shown on a screen. The change of contrast level refers to 'tone'.
Collection－of－Peritoneal－Cells
Prepare a 10ml syringe fitted with a 26G short needle and filled with 5 to 7 ml of medium and 2 to 3 ml of air. Air is important.Prepare a Pasteur pip
Collection－of－Peritoneal－Cells
Prepare a 10ml syringe fitted with a 26G short needle and filled with 5 to 7 ml of medium and 2 to 3 ml of air. Air is important.Prepare a Pasteur pip
Hippocampal－Neuron－Cultures
实验概要The protocol provides a method of hippocampal neuron cultures.主要试剂Begin by timing the pregnant mouse at E17-E19 days of gestation. Have ready the
Product－Inspection－Equipment－Can－Boost－OEE－in－the－Pharmaceutical－Industry
March 29, 2017 -Overall equipment effectiveness (OEE) scores tend to be lower in the pharmaceutical industry compared to other industries. This is
Sauer:RNA－Purification－from－E.－coli
My Experience Purifying RNA from E. coliRegarding RNA extraction, there is a horrible tendency of people to use kits for RNA extraction with bacteria.
华南农大：基因表达谱分析揭示DON毒性新机理
脱氧雪腐镰刀菌烯醇(Deoxynivalenol，DON)是一种单端孢霉烯族毒素，是由真菌产生的次级代谢产物，主要由禾谷镰刀菌和粉红镰刀菌产生。 DON已被证明对多种免疫细胞具有严重毒副作用。然而，我们对其在胸腺上皮细胞中的毒性作用知之甚少。近期，华南农业大学的马勇江副教授，领衔其团队，对
SQ－Blood－DNA－Mini－Protocol－for－Buffy－Coat
实验概要The buffy coat fraction of whole blood is enriched with WBC, and usually gives at least 5-fold more DNA than the same volume of blood. To prep
酵母转化的几种方法
Modified Yeast Transformation Inoculate cells from an overnight culture into 50 ml YEPD and incubate at 30°C with shaking. Typically, add 0.1 to 0.2 m
Immunofluorecence－P...
实验概要Immunofluorescence is a technique used for light microscopy with a fluorescence microscope and is used primarily on biological samples. This tec