DecontaminationofEthidiumBromideSolutionsandSurfaces
WARNING: EtBr is toxic and mutagenic. Hypophosphorus and its solutions are\corrosive. Decontamination solution gives off a small amount of nitrogendioxide, a toxic gas, when initially mixed.Laboratory Safety Practices and Equipment:-Prepare decontamination solution in the fume hood.-Wear two layers of gloves, lab coat and safety glasses.-Turn off electrical equipment before decontamination.Preparation of Decontaminat......阅读全文
TISSUE－CULTURE－STOCK－SOLUTIONS－AND－MEDIA
MS MEDIUM FOR ARABIDOPSISTo 990 ml H2O add: Sucrose ........... 10.0 g MOPS .............. 0.5 g Agar .............. 8.0 g Adjust pH to 5.7
How－to－Make－Simple－Solutions－and－Dilutions
1. Simple Dilution (Dilution Factor Method based on ratios)A simple dilution is one in which a unit volume of a liquid material of interest is combine
ESG－Solutions宣布收购Spectraseis
2015年10月15日， ESG Solutions，是一家在石油，天然气和采矿业方面微震监测技术和分析解决方案领先供应商，宣布收购Spectraseis，Spectraseis通过其母公司Spectris plc.，是一家基于表面的抗震技术的水力压裂监测（“HFM”）和诱发地震监测
DNA电泳
DNA电泳（主要内容如下） Preparation of Agarose Gel and Electrophoresis Extraction of DNA From Agarose Gel Extraction of DNA from Acrylamide Gels DNA Marker
重组DNA的分离、克隆与测序实验手册7
III. Methods for DNA isolationA. Large scale double-stranded DNA isolationThe method used for the isolation of large scale cosmid and plasmid DNA is a
QUALITATIVE－ANALYSIS－OF－DNA－FRAGMENTATION－BY－AGAROSE－GEL－ELECTROPHORESIS2
3. Commentary 3.1. Background informationApoptosis is an innate mechanism of eukariotic cell suicide which plays a major role in many physiological
QUALITATIVE－ANALYSIS－OF－DNA－FRAGMENTATION－BY－AGAROSE－GEL－ELECTROPHORESIS
1. IntroductionNuclear morphology changes characteristic of apoptosis appear within the cell together with a distinctive biochemical event: the endonu
Preparation－of－Agarose－Gels－for－DNA－separations
Weigh out the desired amount of agarose and place in an Erlenmeyer flask with a measured amount of electrophoresis buffer, e.g. for an 0.8% gel, add 0
Sodium－Azide－removal－from－antibody－solutions
实验概要Sodium azide is a preservative used for inhibiting the growth of contaminants such as bacterial or fungus in antibody solutions. However, its
甲醛洋菜胶体电泳实验
甲醛洋菜胶体电泳 实验方法原理 rRNA 占细胞RNA总量的80~85%,以ethidium bromide 染色后，呈现于胶体上的两个主要RNA色带应该
Protocol－to－Count－Cell－Number－of－Preimplantation－Embryos
Protocol to Count Cell Number of Preimplantation Embryos using Nuclear Staining with Hoechst 33342 or DAPI Introduction The following is a simple pro
TISSUE－CULTURE－ON－COVERSLIPS
I. Purpose:A. Skin tissue may be used for chromosome analysis in special cases when the results from peripheral blood are inconclusive, e.g. suspected
甲醛洋菜胶体电泳实验
实验方法原理 rRNA 占细胞RNA总量的80~85%,以ethidium bromide 染色后，呈现于胶体上的两个主要RNA色带应该分别是large 与small rRNAs （真核生物为28S 与18S,原核生物为23S 与16S）；散布于small rRNA 附近，呈淡淡smear
溴化乙锭的基本信息
中文名溴化乙锭外文名Ethidium bromide别 名EB化学式C21H20BrN3分子量394.32CAS登录号1239-45-8EINECS登录号214-984-6熔 点261 ℃水溶性40g/L外 观粉末应 用荧光染色剂
甲醛洋菜胶体电泳实验
甲醛洋菜胶体电泳 （formaldehyde-agarose gel electrophoresis）甲醛是一种常用的RNA 变性剂。用于（1）RNA的分离测定（2）RNA提纯。实验方法原理rRNA 占细胞RNA总量的80~85%,以ethidium bromide 染色后，呈现于胶体上的两个主要R
Agarose－gel－electrophoresis
General ProcedureCast a gelPlace it in gel box in running bufferLoad samplesRun the gelImage the gelCasting Gels0.7% agarose gel with 1kbp ladder in U
electrophoresis－of－DNA
Agarose Gel Electroporesis of DNA Making the gel: 1. Place casting platform with well former sideways in gel stand where you wish to pour
MEDIA－AND－SOLUTIONS－REQUIRED－FOR－ROUTINE－ES－CELL－CULTURE
Media UsedTo prepare 100 ml mediumDMEM80 mlFCS15 mlNon-essential amino acids (100x)1 mlPen/strep (5,000 1U/ml, 5000 ug/ml)1 mlL-Glutamine 200 mM1 mlNu
思百吉宣布收购ESG－Solutions
思百吉12月16日宣布收购ESG Solutions。ESG的微震技术在石油和天然气开采中起着非常关键的作用，有助于提高水力压裂增产措施的效果。ESG公司近几年增长迅猛，主要得益于创新产品FRACMAP和Hybrid。 思百吉业务集团总监Eoghan O
Construction－of－BAC－Libraries：SOLUTIONS－FOR－BAC－LIBRARY－CONSTRUCTION
SOLUTIONS FOR BAC LIBRARY CONSTRUCTION10X Homogenization Buffer (HB) stock: (1 liter)IngredientAmountFinal ConcentrationTrisma base12.1 g0.1 MKCl59.7
凝胶电泳仪的使用方法
该技术操作简便快速，可以分辨用其它方法（如密度梯度离心法）所无法分离的DNA片段。当用低浓度的荧光嵌入染料溴化乙啶(Ethidium bromide, EB)染色,在紫外光下至少可以检出1-10ng的DNA条带,从而可以确定DNA片段在凝胶中的位置。此外,还可以从电泳后的凝胶中回收特定的DNA条
凝胶电泳仪使用方法
该技术操作简便快速，可以分辨用其它方法（如密度梯度离心法）所无法分离的DNA片段。当用低浓度的荧光嵌入染料溴化乙啶(Ethidium bromide, EB)染色,在紫外光下至少可以检出1-10ng的DNA条带,从而可以确定DNA片段在凝胶中的位置。此外,还可以从电泳后的凝胶中回收特定的DNA条带,
DNA－mobility－in－gels
1. Migration of marker dyes in native polyacrylamide non-denaturing gels Gel % Bromophenol blue (BP) Xylene cyanole (XC) 3.5 100 460 5.0
DNA转化实验指导2
1B. Cloning 1. A caveat on dephosphorylation: the most common reason for failure to obtain colonies is a result of adding too much BAP or CIP to
4′,6二脒基2苯基吲哚的染色剂的染色原理
可用于细胞核染色的试剂是一种可以穿透细胞膜的蓝色荧光染料。和双链DNA结合后可以产生比DAPI自身强20多倍的荧光。和EB（ethidium bromide）相比，对双链DNA的染色灵敏度要高很多倍。DAPI染色常用于细胞凋亡检测，染色后用荧光显微镜观察或流式细胞仪检测。DAPI也常用于普通的细胞核
Cell－Counting/－LiveDead－Discrimination
This is a microscopy based application for definitive discrimination of live and dead cells. Trypan Blue exclusion notoriously over estimates the numb
DNA转化实验指导3
6. Simultaneous digestion of the pUC vector with both enzymes in the presence of 3 units of Shrimp Alkaline Phosphatase (Amersham BioSciences) in
Agarose－Gel－Electrophoresis－of－DNA
1) Dissolve 1 g of agarose in 100 ml of 1X TAE or TBE buffer (gives a 1% gel). See note for making LMP agarose gel. 2) Cast the gel with the comb in p
甲醛洋菜胶体电泳
甲醛洋菜胶体电泳 (formaldehyde-agarose gel electrophoresis)甲醛是一种常用的RNA 变性剂。在进行甲醛洋菜胶体电泳分析时，必须先配制含有甲醛的洋菜胶体，RNA 也必须先以甲醛及formamide 进行变性处理，以确保其二度结构充分被打开。由于甲醛可能是一种致
BioLife－Solutions提供临床级细胞低温贮藏技术
近日，BioLife Solutions宣布已经与领先的CAR-T细胞疗法公司Celyad签署了一项合作协议。BioLife的CryoStor临床级细胞和组织冷冻媒介产品将被用于Celyad的NKR-2 CAR-T的制造过程中。 CAR-T行业的佼佼者， Kite Pharma，也已早早为其重