Results 31 to 40 of about 711,942 (356)

A New Kind of Quinonic-Antibiotic Useful Against Multidrug-Resistant S. aureus and E. faecium Infections [PDF]

open access: yes, 2018
Indexación: Scopus.A rapid emergence of resistant bacteria is occurring worldwide, endangering the efficacy of antibiotics and reducing the therapeutic arsenal available for treatment of infectious diseases. In the present study, we developed a new class
Alarcón, P.   +13 more
core   +1 more source

Purification of Staphylococcal Enterotoxin B from local isolates and evaluation of its effect on stomach and small intestine tissue [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة
This study aimed to purify of staphylococcal enterotoxin b (SEB) from clinical samples isolated from different infections including (urine, wound, blood and eye swab) in Iraq.
khadija hamad, Ahmed. Farhan
doaj   +1 more source

Purification and quantification of recombinant Epstein-Barr viral glycoproteins gp350/220 from Chinese hamster ovary cells [PDF]

open access: yes, 1992
Truncated Epstein-Barr virus (EBV) membrane antigen gp350/220 (EBV-MA) lacking the membrane anchor was expressed and secreted into the medium of recombinant Chinese hamster ovary cells that had been cultured in Plasmapur hollow-fibre modules using ...
Hessing, M.   +4 more
core   +1 more source

Production of S-layer proteins by Different Bacillus anthracis Strains

open access: yesПроблемы особо опасных инфекций, 2008
Investigated were antigenic properties of proteins produced by B. anthracis strains STI (рХО1+, рХО2-), Davies (рХО1-, рХО2+), 81/1TR (рХО1-, рХО2-), eluated in void volume (fraction 1) at division of cultural filtrates (CF) on superfine sefacryle S-300.
I. A. Barkova   +4 more
doaj   +1 more source

Performance of Electropun Polyacrylonitrile Nanofibrous Phases, Shown for the Separation of Water-Soluble Food Dyes via UTLC-Vis-ESI-MS [PDF]

open access: yes, 2006
Research in the miniaturization of planar chromatography led to various approaches in manufacturing ultrathin-layer chromatography (UTLC) layers of reduced thickness (
Andrew, Lachlan L. H.   +3 more
core   +2 more sources

Derivatization-free gel permeation chromatography elucidates enzymatic cellulose hydrolysis

open access: yesBiotechnology for Biofuels, 2012
Background The analysis of cellulose molecular weight distributions by gel permeation chromatography (GPC) is a powerful tool to obtain detailed information on enzymatic cellulose hydrolysis, supporting the development of economically viable biorefinery ...
Engel Philip, Hein Lea, Spiess Antje C
doaj   +1 more source

Desalination effect on FⅧ components: a compartive study among 5 desalination methods

open access: yesZhongguo shuxue zazhi
Objective To compare the desalination effects of five desalination methods and their effects on the components for human coagulation factor Ⅷ(FⅧ), and provide reference for selection of protein desalination methods.
Renjun PEI   +7 more
doaj   +1 more source

In vivo evidence for glycyl radical insertion into a catalytically inactive variant of pyruvate formate‐lyase

open access: yesFEBS Letters, EarlyView.
Dimeric pyruvate formate‐lyase cleaves pyruvate using a radical‐based mechanism. G734 serves as a radical storage location, and the radical is transferred to the catalytic C419 residue. Mutation of the C418‐C419 pair causes loss of enzyme activity, but does not impede radical introduction onto G734. Therefore, cis‐ but not trans‐radical transfer occurs
Michelle Kammel   +2 more
wiley   +1 more source

Gel filtration chromatography [PDF]

open access: yes, 2011
Gel-filtration chromatography is a popular and versatile technique that permits the effective separation of proteins and other biological molecules in high yield. Here, the basis of the method is described and typical matrix types are contrasted.
Cummins, Phil   +2 more
core  

A Monomer-to-Trimer Transition of the Human Mitochondrial Transcription Termination Factor (mTERF) Is Associated with a Loss of in Vitro Activity [PDF]

open access: yes, 2004
The human mitochondrial transcription termination factor (mTERF) is a nuclear-encoded 39-kDa protein that recognizes a mtDNA segment within the mitochondrial tRNALeu(UUR) gene immediately adjacent to and downstream of the 16 S rRNA gene. Binding of mTERF
Asin-Cayuela, Jordi   +2 more
core   +1 more source

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