DNAlabelingbynicktranslation
DNA labeling by nick translationreagents: DNA for labeling (concentration c > 150 ng/µl) modified nucleotides: Biotin-16-dUTP, Digoxigenin-11-dUTP, conc. 1nmol/µl (Boehringer Mannheim) dNTPs (regular nucleotides): dATP, dCTP, dGTP, 0.5 mM each, dTTP 0.1 mM NT reaction buffer 10x (0.5 M Tris pH 8, 50 mM MgCl2, 0.5mg/ml BSA) b-ME (beta-mercaptoethanol) 0.1 M DNase (stock solut......阅读全文
DNA－labeling－by－nick－translation
DNA labeling by nick translationreagents: DNA for labeling (concentration c > 150 ng/µl) modified nucleotides: Biotin-16-dUTP, Digoxigenin-11-dUTP, co
DNA标记
DNA标记（主要内容如下） DNA Labeling by Nick Translation Random Primed Labeling End-Labeling Purification of Labeled DNA Non-isotopic Labeling OthersDNA L
Preparation－of－nucleic－acid－probes
Preparation of nucleic acid probesIn standard nucleic acid hybridization assays the probe is labeled in some way. Nucleic acid probes may be made as s
细胞遗传学——比较基因组杂交(CGH)
· Comparative Genomic Hybridization (CGH) CGH is a molecular Cytogenetic method of screening a tumor for genetic changes. The alterations are
CGH－of－PCR－Amplified－Microdissected－DNA
PCR:We generally use 1-2 ul of starting paraffin microdissected DNA for each 50 ul DOP-PCR reaction.We assume that about 1 ug of product is produced i
CGH－Protocols－（二）
DNA preparation by cryotom tissue dissectionPreparations/Materials: Cool cryostat down to -20 to -30°C about 3 hours prior to dissection Label eppendo
Multicolour－3DFISH－in－vertebrate－cells2
Small DNA-probes from cosmids or plasmids clonesThese kind of probes, especially plasmids, have become out of fashion for 3D-FISH due to their delicat
Eukaryotic－protein－translation
The scanning translation initiation model suggests that 40S ribosomal subunit preloaded with factors bind to the 5’ end of the mRNA near the cap. The
Labeling－Tubulin－and－Quantifying－Labeling－Stoichiometry
Labeling Tubulin and Quantifying Labeling StoichiometryThis is a general procedure for coupling moieties with reactive succinimidyl esters to tubulin.
Labeling－Tubulin－and－Quantifying－Labeling－Stoichiometry2
II. Labeling ProtocolThe procedure described below can be scaled down if desired. It is essential to perform all steps involving caged dyes under a sa
Multicolour－3DFISH－in－vertebrate－cells6
Back to topReviewer CommentsReviewed by: Luis Antonio Parada, CIC Biogune, Derio, Spain.In my experience the primers are better preserved when kept at
细胞遗传学——原位杂交(ISH)
In Situ Hybridization· In Situ Hybridization (jsmith1@po-box.mcgill.ca)In situ hybridization, as the name suggests, is a method of localizing,
TUNEL－labeling
In Situ Cell Death (Apoptosis) Detection by TUNEL labelingby Boehringer Mannheim (Catalog No. 1684809), modified by Josiah N. Wilcox andJosé C. Rodrig
Biosynthetic－labeling
How long should cells be labeled? The ideal length of time to label cells depends on the protein of interest and the label that you are using. If you
Multicolour－3DFISH－in－vertebrate－cells5
Author NotesAfter the fourth round of DOP amplification the probe quality is considerably reduced.Use the low stringency cycles only in case you start
Arachidonic－Acid－Labeling
1) Grow cells to a density of 5-8 X 105 cells/ml in RPMI 1640 containing serum.2) Pellet cells and wash 1 time with room temperature PBS.3) Resuspend
CMFDA－Labeling－of－Platelet
OUTLINECMFDA (5-chloromethylfluorescein diacetate) is a lipophilic tracer that has an enormous advantage over ordinary tracers (e.g. FITC) because it
Immunofluorescence－Labeling－of－Cells
实验概要Antibodies are an important tool for demonstrating both the presence and the subcellular localization of an antigen. Cell staining is a very ver
BrdU－Labeling－Protocol
实验概要The thymidine analog, 5-bromo-2-deoxyuridine (BrdU),is a common reagent used for cell proliferation assays and for the detection of apoptotic
Detection－by－TUNEL－labeling
In Situ Cell Death (Apoptosis) Detection by TUNEL labelingby Boehringer Mannheim (Catalog No. 1684809), modified by Josiah N. Wilcox,José C. Rodriguez
切口平移的技术特点
切口平移（nick translation）是切口产生3‘羟基和5’磷酸基团，DNA延伸合成3‘端，5’端被小片段降解，缺口位点沿着双链向3‘端移动，是在体外向DNA分子引入放射性标记核苷酸的技术。
DNA切口平移的定义
切口平移（nick translation）是切口产生3‘羟基和5’磷酸基团，DNA延伸合成3‘端，5’端被小片段降解，缺口位点沿着双链向3‘端移动，是在体外向DNA分子引入放射性标记核苷酸的技术。
TUNEL检测的基本原理介绍
细胞在发生凋亡时，会激活一些DNA内切酶，这些内切酶会切断核小体间的基因组DNA。细胞凋亡时抽提DNA进行电泳检测，可以发现180-200bp的DNA ladder。基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transfe
简述TUNEL检测的原理
细胞在发生凋亡时，会激活一些DNA内切酶，这些内切酶会切断核小体间的基因组DNA。细胞凋亡时抽提DNA进行电泳检测，可以发现180-200bp的DNA ladder。基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transfe
TUNEL检测的原理
细胞在发生凋亡时，会激活一些DNA内切酶，这些内切酶会切断核小体间的基因组DNA。细胞凋亡时抽提DNA进行电泳检测，可以发现180-200bp的DNA ladder。基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transfera
TUNEL检测的实验原理
细胞在发生凋亡时，会激活一些DNA内切酶，这些内切酶会切断核小体间的基因组DNA。细胞凋亡时抽提DNA进行电泳检测，可以发现180-200bp的DNA ladder。基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transfera
TUNEL检测的基本信息介绍
基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transferase, TdT) 的催化下加上荧光素 (FITC) 标记的dUTP (fluorescein-dUTP) ，从而可以通过荧光显微镜或流式细胞仪进行检测，这就是TU
关于TUNEL检测的介绍
基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transferase, TdT) 的催化下加上荧光素 (FITC) 标记的dUTP (fluorescein-dUTP) ，从而可以通过荧光显微镜或流式细胞仪进行检测，这就是TU
TUNEL检测的定义和原理
基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transferase, TdT) 的催化下加上荧光素 (FITC) 标记的dUTP (fluorescein-dUTP) ，从而可以通过荧光显微镜或流式细胞仪进行检测，这就是TUNE
TUNEL检测的实验目的
基因组DNA断裂时，暴露的3’-OH可以在末端脱氧核苷酸转移酶(Terminal Deoxynucleotidyl Transferase, TdT) 的催化下加上荧光素 (FITC) 标记的dUTP (fluorescein-dUTP) ，从而可以通过荧光显微镜或流式细胞仪进行检测，这就是TUNE