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Key Documents

T9285

Sigma-Aldrich

Tris-EDTA buffer solution

100X concentrate for Northern and Southern blotting

Synonym(s):

Tris-EDTA wash buffer, TE buffer solution

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About This Item

MDL number:
UNSPSC Code:
41105319
PubChem Substance ID:
NACRES:
NA.25

grade

for molecular biology

Quality Level

sterility

0.2 μm filtered

form

liquid

pH

7.8-8.2 (1 × in water)

application(s)

sample preparation

foreign activity

DNase, RNase, none detected

storage temp.

room temp

SMILES string

NC(CO)(CO)CO.OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CC(O)=O

InChI

1S/C10H16N2O8.C4H11NO3/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;5-4(1-6,2-7)3-8/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);6-8H,1-3,5H2

InChI key

VLEIUWBSEKKKFX-UHFFFAOYSA-N

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General description

Tris EDTA buffer is commonly used in molecular biology for reconstitution and storage of many precipitated biomolecules, including DNA and RNA. Tris-HCl is a commonly used buffer and EDTA is a metal chelating agent. TE buffer solubilizes nucleic acids while protecting the molecules from degradation. It is used in nucleic acid isolation, which may be done prior to nucleic acid gel electrophoresis and Northern or Southern blot hybridization.

Application

TE buffer has been used for:
  • isolate, resuspend, or store DNA and RNA for PCR or qPCR
  • gel electrophoresis, including Northern and Southern blotting
  • bacterial cells, for AmpC disk test, to measure β-lactamases released from the cells
  • antigen retrieval for immunohistochemistry

Components

TE Buffer contains 1M Tris-HCl (pH approximately 8.0), containing 0.1M EDTA.

Other Notes

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Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Jennifer A Black et al.
Journal of clinical microbiology, 43(7), 3110-3113 (2005-07-08)
Although plasmid-mediated AmpC beta-lactamases were first reported in the late 1980s, many infectious disease personnel remain unaware of their clinical importance. These enzymes are typically produced by isolates of Escherichia coli, Klebsiella spp., Proteus mirabilis, and Salmonella spp. and are
Sarah Bøje et al.
Immunology and cell biology, 94(2), 185-195 (2015-08-14)
Chlamydia is the most widespread sexually transmitted bacterial disease and a prophylactic vaccine is highly needed. Ideally, this vaccine is required to induce a combined response of Th1 cell-mediated immune (CMI) response in concert with neutralizing antibodies. Using a novel
Virtual Fluorescence Color Channels by Selective Photobleaching in Digital PCR Applied to the Quantification of KRAS Point Mutations
Schlenker F et al.
Analytical Chemistry, 93, 10538-10545 (2021)
Marika Bogdani et al.
Scientific reports, 7(1), 17231-17231 (2017-12-10)
Cystic fibrosis (CF)-related diabetes (CFRD) is thought to result from beta-cell injury due in part to pancreas exocrine damage and lipofibrosis. CFRD pancreata exhibit reduced islet density and altered cellular composition. To investigate a possible etiology, we tested the hypothesis
AmpC disk test for detection of plasmid-mediated AmpC beta-lactamases in Enterobacteriaceae lacking chromosomal AmpC beta-lactamases.
Black JA, et al.
Journal of Clinical Microbiology, 43, 3110-3113 (2005)

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