Results 31 to 40 of about 2,142,078 (375)

Purification of Peptide Components including Melittin from Bee Venom using gel filtration chromatography and propionic acid/urea polyacrylamide gel electrophoresis

open access: yesJournal of Pharmacopuncture, 2006
Objectives : This study was conducted to carry out Purification of Melittin and other peptide components from Bee Venom using gel filtration chromatography and propionic acid/urea polyacrylamide gel electrophoresis Methods : Melittin and other peptide ...
Young Chon Choi   +2 more
doaj   +1 more source

Capabilities and limitations of gel electrophoresis for elemental speciation : a laboratory's experience [PDF]

open access: yes, 2006
Gel electrophoresis is a fractionation/separation technique that yields valuable information in the field of metalloproteomics, often referred to as metallomics. This paper is based on four years of practical experience of the authors' lab in this domain
Chéry, Cyrille C   +3 more
core   +2 more sources

Comparative Proteomics and Difference Gel Electrophoresis

open access: yesBioTechniques, 2007
The goal of comparative proteomics is to analyze proteome changes in response to development, disease, or environment. This is a two-step process in which proteins within cellular extracts are first fractionated to reduce sample complexity, and then the ...
Jonathan Minden
doaj   +1 more source

Polysaccharide as a Separation Medium for Gel Electrophoresis

open access: yesPolysaccharides
Gel electrophoresis and size exclusion chromatography (SEC) are vital techniques in biochemical research, employing gel matrix structures made of polysaccharides or synthetic polymers like polyacrylamide for the analysis and separation of macromolecules.
Tsutomu Arakawa   +5 more
doaj   +1 more source

Genetic Differentiation Among Three Species of \u3ci\u3eParadosa\u3c/i\u3e (Arachnida: Lycosidae) [PDF]

open access: yes, 2017
Allozymic variation in nine protein producing loci was examined in three species of Pardosa using starch gel electrophoresis. Allozyme frequencies showed a high degree of geographic uniformity among conspecific populations. Estimated heterozygosities for
Elliott, N. C   +3 more
core   +2 more sources

A rapid high-resolution method for resolving DNA topoisomers

open access: yesBMC Research Notes, 2018
Objective Agarose gel electrophoresis has been the mainstay technique for the analysis of DNA samples of moderate size. In addition to separating linear DNA molecules, it can also resolve different topological forms of plasmid DNAs, an application useful
Lesley A. Mitchenall   +4 more
doaj   +1 more source

Study of protein expresion [sic] in peri-infarct tissue after cerebral ischemia [PDF]

open access: yes, 2015
In this work, we report our study of protein expression in rat peri-infarct tissue, 48 h after the induction of permanent focal cerebral ischemia. Two proteomic approaches, gel electrophoresis with mass spectrometry and combined fractional diagonal ...
Agulla, Jesús   +9 more
core   +5 more sources

Comparative 2-DE protein analysis in a 3-D geometry gel

open access: yesBioTechniques, 2007
Two-dimensional gel electrophoresis (2-DE) separation has not been considered suitable for large-scale comparative protein expression studies due to its limited throughput.
Robert Ventzki   +4 more
doaj   +1 more source

Manual for starch gel electrophoresis: A method for the detection of genetic variation [PDF]

open access: yes, 1987
The procedure to conduct horizontal starch gel electrophoresis on enzymes is described in detail. Areas covered are (I) collection and storage of specimens, (2) preparation of tissues, (3) preparation of a starch gel, (4) application of enzyme extracts ...
Aebersold, Paul B.   +4 more
core  

Rad27/FEN1 prevents accumulation of Okazaki fragments and ribosomal DNA copy number changes

open access: yesFEBS Letters, EarlyView.
The budding yeast Rad27 is a structure‐specific endonuclease. Here, the authors reveal that Rad27 is crucial for maintaining the stability of the ribosomal RNA gene (rDNA) region. Rad27 deficiency leads to the accumulation of Okazaki fragments and changes in rDNA copy number.
Tsugumi Yamaji   +3 more
wiley   +1 more source

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