Results 141 to 150 of about 296,542 (336)

Defects in Nicotinamide-adenine Dinucleotide Phosphate Oxidase Genes NOX1 and DUOX2 in Very Early Onset Inflammatory Bowel DiseaseSummary

open access: yesCellular and Molecular Gastroenterology and Hepatology, 2015
Background & Aims: Defects in intestinal innate defense systems predispose patients to inflammatory bowel disease (IBD). Reactive oxygen species (ROS) generated by nicotinamide-adenine dinucleotide phosphate (NADPH) oxidases in the mucosal barrier ...
Patti Hayes   +22 more
doaj  

Effect of ELF e.m. fields on metalloprotein redox-active sites [PDF]

open access: yesarXiv, 2008
The peculiarity of the distribution and geometry of metallic ions in enzymes pushed us to set the hypothesis that metallic ions in active-site act like tiny antennas able to pick up very feeble e.m. signals. Enzymatic activity of Cu2+, Zn2+ Superoxide Dismutase (SOD1) and Fe2+ Xanthine Oxidase (XO) has been studied, following in vitro generation and ...
arxiv  

Exploring the Neuroprotective Role of Selenium: Implications and Perspectives for Central Nervous System Disorders

open access: yesExploration, EarlyView.
Selenium (Se) is a crucial element in selenoproteins, key biomolecules for physiological function in vivo. Central nervous system can express all 25 kinds of selenoproteins, which protect neurons by reducing oxidative stress and inflammatory response. Neuroprotection is being investigated through the biological study of Se.
Guanning Huang   +4 more
wiley   +1 more source

Dry Eye Disease: Oxidative Stress on Ocular Surface and Cutting‐Edge Antioxidants

open access: yesGlobal Challenges, EarlyView.
This review has systematically evaluated the oxidative damage of cornea, tear film, lacrimal gland, conjunctiva and meibomian gland for dry eye, and concluded the antioxidants that are either commercially available or in the research phase. GQDs: Graphene quantum dots; LF: lactoferrin; ROS: Reactive oxygen species; SOD: Superoxide dismutase; tFNA ...
Rong Hu   +3 more
wiley   +1 more source

Factor groups, semidirect product and quantum chemistry [PDF]

open access: yesarXiv, 2013
In this paper we prove some general theorems about representations of finite groups arising from the inner semidirect product of groups. We show how these results can be used for standard applications of group theory in quantum chemistry through the orthogonality relations for the characters of irreducible representations.
arxiv  

Tannin: An Insight into its Cosmeceutical Properties and Uses

open access: yesGlobal Challenges, EarlyView.
Filling a gap in the literature, this study identifies the emerging uses of tannin as cosmeceutical ingredient in skin and hair care products. The account offers also a green chemistry, health and economic perspective on future developments concerning the use of tannins in cosmetic products widely employed worldwide such as hair dyes and hair relaxers.
Rosaria Ciriminna   +6 more
wiley   +1 more source

NADPH oxidases promote apoptosis by activating ZNRF1 ubiquitin ligase in neurons treated with an exogenously applied oxidant

open access: yesCommunicative & Integrative Biology, 2016
Reactive oxygen species (ROS) play an important role in causing neuronal death in a number of neurological disorders. We recently reported that ROS serve as a signal to activate neuronal apoptosis and axonal degeneration by activating ZNRF1 (zinc- and ...
Shuji Wakatsuki, Toshiyuki Araki
doaj   +1 more source

Teaching the Basics of Reactive Oxygen Species and their Relevance to Cancer Biology: Mitochondrial Reactive Oxygen Species Detection, Redox Signaling, and Targeted Therapies [PDF]

open access: yes, 2016
Reactive oxygen species (ROS) have been implicated in tumorigenesis (tumor initiation, tumor progression, and metastasis). Of the many cellular sources of ROS generation, the mitochondria and the NADPH oxidase family of enzymes are possibly the most ...
Bennett, Brian   +5 more
core   +1 more source

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