Results 31 to 40 of about 654,528 (315)

Effect of methionine and cysteine deprivation on growth of different natural isolates of Lactobacillus spp. in chemically defined media [PDF]

open access: yesArchives of Biological Sciences, 2008
The purpose of this study was to determine the ability of natural isolates of lactobacilli from different ecological niches to grow in a chemically defined medium in the presence or absence of sulphur-containing amino acids, methionine and/or cysteine ...
Lozo Jelena   +4 more
doaj   +1 more source

L-cysteine-modified chiral gold nanoparticles promote periodontal tissue regeneration [PDF]

open access: yes, 2021
L-cysteine-modified chiral gold nanoparticles promote periodontal tissue ...
Wenrong Yang (13099785)   +8 more
core  

Neonatal Vitamin C and Cysteine Deficiencies Program Adult Hepatic Glutathione and Specific Activities of Glucokinase, Phosphofructokinase, and Acetyl-CoA Carboxylase in Guinea Pigs’ Livers

open access: yesAntioxidants, 2021
Premature neonates are submitted to an early-life oxidative stress from parenteral nutrition, which is vitamin C (VC) deficient and induces low endogenous levels of glutathione.
Vitor Teixeira   +2 more
doaj   +1 more source

Cysteine-Selective Peptide Identification: Selenium-Based Chromophore for Selective S–Se Bond Cleavage with 266 nm Ultraviolet Photodissociation [PDF]

open access: yes, 2016
The tremendous number of peptides identified in current bottom-up mass spectrometric workflows, although impressive for high-throughput proteomics, results in little selectivity for more targeted applications.
Dustin D. Holden (1413823)   +4 more
core   +1 more source

An HPLC-automated Derivatization for Glutathione and Related Thiols Analysis in Brassica rapa L.

open access: yesAgronomy, 2021
The high content of glucosinolates and glutathione makes the Brassicaceae an important healthy food. Thiols and especially glutathione and γ-Glu-Cys-Gly tripeptide are involved in many fundamental cellular functions such as oxidative stress protection ...
Francesco Nacca   +5 more
doaj   +1 more source

Image_2_L-Cysteine-Derived H2S Promotes Microglia M2 Polarization via Activation of the AMPK Pathway in Hypoxia-Ischemic Neonatal Mice.TIF [PDF]

open access: yes, 2019
We have reported previously that L-cysteine-derived hydrogen sulfide (H2S) demonstrates a remarkable neuroprotective effect against hypoxia-ischemic (HI) insult in neonatal animals.
Zhen Wang (72451)   +9 more
core   +1 more source

Cysteine-Based Protein Covalent Binding and Hepatotoxicity Induced by Emodin [PDF]

open access: yes, 2022
Emodin (EMD) is a major ingredient of Polygonum multiflorum Thunb. (PMT), which has shown adverse liver reactions. Despite multiple pharmacological activities, EMD is reported to show various toxicities. Our early study demonstrated the reactivity of EMD
Yutong You (6690407)   +17 more
core   +1 more source

MoS2-Cysteine Nanofiltration Membrane for Lead Removal

open access: yesChemEngineering, 2021
To overcome the limitations of polymers, such as the trade-off relationship between water permeance and solute rejection, as well as the difficulty of functionalization, research on nanomaterials is being actively conducted.
Jaewon Jang   +3 more
doaj   +1 more source

Fragmentation of protonated ions of peptides containing cysteine, cysteine sulfinic acid, and cysteine sulfonic acid [PDF]

open access: yesJournal of the American Society for Mass Spectrometry, 2004
The oxidation of the sulfhydryl group in cysteine to sulfenic acid, sulfinic acid, and sulfonic acid in proteins is important in a number of enzymatic processes. In this study we examined the fragmentation of four peptides containing cysteine, cysteine sulfinic acid (Cys-SO(2)H), and cysteine sulfonic acid (Cys-SO(3)H) in an ion-trap mass spectrometer.
Wang, Yinsheng   +3 more
openaire   +2 more sources

Cobalt Sulfide Nanosheets as Peroxidase Mimics for Colorimetric Detection of l-Cysteine [PDF]

open access: yes, 2021
The rich chemical, physical, electronic, and surface properties of two-dimensional (2D) materials have witnessed an explosion of research leading to enrichment in the 2D family of materials.
Mandeep Singh (416231)   +7 more
core  

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