Results 61 to 70 of about 1,102,167 (387)

Electrochemical Amino Acid Sensing: A Review on Challenges and Achievements

open access: yesBiosensors, 2021
The rapid growth of research in electrochemistry in the last decade has resulted in a significant advancement in exploiting electrochemical strategies for assessing biological substances.
Kaveh Moulaee, Giovanni Neri
doaj   +1 more source

A mechanistic study of the EC′ mechanism – the split wave in cyclic voltammetry and square wave voltammetry [PDF]

open access: yes, 2016
In this paper, a detailed investigation of electrochemical reactions coupled with homogenous chemical steps using cyclic voltammetry (CV) and square wave voltammetry (SWV) was carried out to study the electrocatalytic (EC’) mechanism.
Cooper, Joshua J.   +5 more
core   +1 more source

Conserved N-terminal cysteine dioxygenases transduce responses to hypoxia in animals and plants

open access: yesScience, 2019
Oxygen sensing across kingdoms The ability to sense and respond to changes in oxygen levels is critical for most forms of life. To date, mechanistic studies of this process in mammals have focused on the oxygen-sensitive stability of a transcription ...
N. Masson   +9 more
semanticscholar   +1 more source

Neurodevelopment of Autism: Critical Periods, Stress and Nutrition

open access: yesCells
Autism spectrum disorder (ASD) is a neurodevelopmental disability that presents significant challenges in communication and behavior. ASD prevalence exceeds 2% among eight-year-old children and is at similar levels globally.
George Ayoub
doaj   +1 more source

Nghiên cứu khả năng gắn kết với rotigotine của cluster vàng Au6 bằng lý thuyết phiếm hàm mật độ

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2021
Lý thuyết phiếm hàm mật độ (DFT) được sử dụng để khảo sát cơ chế hấp phụ phân tử rotigotine (ROT) lên bề mặt vàng, sử dụng cluster vàng Au6 làm mô hình phản ứng.
Phạm Vũ Nhật   +3 more
doaj   +1 more source

Conserved Extracellular Cysteines Differentially Regulate the Potentiation Produced by Zn2+ in Rat P2X4 Receptors [PDF]

open access: yes, 2013
One feature of the amino acid sequence of P2X receptors identified from mammalian species, Xenopus laevis and zebrafish is the conservation of ten cysteines in the extracellular loop.
Chen, Lin   +7 more
core   +2 more sources

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

Physiological and biochemical responses of soybean (Glycine max L.) to cysteine application under sea salt stress

open access: yesBulletin of the National Research Centre, 2019
Shortage of water is a major problem facing Egypt; thus, it becomes necessary to use non-traditional sources of water such as saline water in irrigation.
M. S. Sadak   +4 more
semanticscholar   +1 more source

Developmental and survivability according to cryopreservation of in vitro produced bovine embryos cultured by addition of Antioxident cysteine

open access: yesJournal of Animal Reproduction and Biotechnology, 2016
The study aims to assess the embryo development and survivability of bovine embryos cultured in vitro by addition of cysteine. The rates of metaphase II formation are not significantly different among the three groups(73.8% for TCM199, 76.9% for TCM199 ...
Sang-Rae Cho   +7 more
doaj   +1 more source

The endogenous production of hydrogen sulphide in intrauterine tissues [PDF]

open access: yes, 2009
Background: Hydrogen sulphide is a gas signalling molecule which is produced endogenously from L-cysteine via the enzymes cystathionine beta-synthase (CBS) and cystathionine gamma-lyase (CSE).
Carson, Ray J.   +4 more
core   +5 more sources

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