Results 31 to 40 of about 735,127 (280)

Isolation and identification of antioxidative peptides from crocodile meat hydrolysates using silica gel chromatography

open access: yesScientific Reports, 2022
Crocodiles are cultured in large numbers in Asia and other places in order to protect wild resources and meet the needs of human life. In this study, crocodile (Crocodylus siamensis) meat proteins were extracted and hydrolyzed into peptides, their ...
Liu Yang   +4 more
doaj   +1 more source

Isolation and purification of copeptin hormone from serum of patients with heart disease

open access: yesTikrit Journal of Pure Science, 2023
This study included isolation and purification of copepin hormone from heart disease patients serum using different biochemical techniques. The study showed two proteinous peak has been isolated by gel filtration (Sephadex G-50) from the precipitation ...
Thikra Ali Allwsh, Noori Mohammed Aziz
doaj   +1 more source

Davis-Beirut reaction: route to thiazolo-, thiazino-, and thiazepino-2H-indazoles. [PDF]

open access: yes, 2014
Methods for the construction of thiazolo-, thiazino-, and thiazepino-2H-indazoles from o-nitrobenzaldehydes or o-nitrobenzyl bromides and S-trityl-protected 1°-aminothioalkanes are reported.
Farber, Kelli M   +2 more
core   +2 more sources

Preparation, chemical structure, and immunostimulatory activity of a water-soluble heteropolysaccharide from Suillus granulatus fruiting bodies

open access: yesFood Chemistry: X, 2022
A water-soluble heteropolysaccharide (SGP2-1) was purified from Suillus granulatus fruiting bodies by anion-exchange chromatography and gel permeation chromatography.
Xiong Gao   +10 more
doaj   +1 more source

A Mammalian Homolog of Drosophila melanogaster Transcriptional Coactivator Intersex Is a Subunit of the Mammalian Mediator Complex [PDF]

open access: yes, 2003
The multiprotein Mediator complex is a coactivator required for transcriptional activation of RNA polymerase II transcribed genes by DNA binding transcription factors.
Banks, Charles A. S.   +7 more
core   +1 more source

Liquid-gel chromatography on lipophilic-hydrophobic Sephadex derivatives

open access: yesJournal of Lipid Research, 1970
Hydrophobic long-chain alkyl ethers of Sephadex have been synthesized and tested for use in liquid chromatography. With columns prepared in such polar solvents as methanol, reversed-phase systems are obtained where compounds separate in order of ...
J. Ellingboe, E. Nyström, J. Sjövall
doaj   +1 more source

Discrimination of Car Headlight Plastic by Gel Permeation Chromatography

open access: yesJournal of Forensic Science and Medicine, 2015
Car headlight plastic as a kind of evidence often can be seen in traffic accidents and some other cases. We tested 20 brands of car headlight plastic using gel chromatography. The data were processed using the Statistical Package for the Social Sciences (
Bo Wang, Yangke Quan, Hongling Guo
doaj   +1 more source

Studies on the chemical compositions of Hyptis suaveolens (L.) Poit [PDF]

open access: yesJournal of the Serbian Chemical Society, 2019
This study aimed at identifying the chemical compounds isolated from the aerial parts and roots of Hyptis suaveolens (L.) Poit. The compounds were isolated and purified by a combination of various chromatographic techniques including silica gel column ...
Tang Gengqiu   +6 more
doaj   +1 more source

Identification of bile alcohols in urine from healthy humans.

open access: yesJournal of Lipid Research, 1984
Bile alcohols present in urine from healthy adults were studied. Urine was extracted with octadecylsilane-bonded silica gel, and a neutral fraction and a glucuronide fraction were isolated by ion exchange chromatography on piperidinohydroxypropyl ...
M Kuwabara   +4 more
doaj   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

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