Results 81 to 90 of about 1,751 (145)

Polysulfide and persulfide-mediated activation of the PERK-eIF2α-ATF4 pathway increases Sestrin2 expression and reduces methylglyoxal toxicity

open access: yesRedox Biology
Unfolded protein response (UPR) is activated in cells under endoplasmic reticulum (ER) stress. One sensor protein involved in this response is PERK, which is activated through its redox-dependent oligomerization.
Shin Koike, Hideo Kimura, Yuki Ogasawara
doaj   +1 more source

Role of sulfane sulfur species in elemental tellurium nanorod formation in mammalian cells

open access: yesRedox Biochemistry and Chemistry
Tellurium (Te) is an industrially useful element but its oxyanions, such as tellurite and tellurate, are naturally occurring chemical forms that can become a potential source of toxicity to humans and animals.
Yu-ki Tanaka   +8 more
doaj   +1 more source

Preliminary exploration of polysulfide detection in wine using fluorescent probe SSP4 and A-TEEM spectroscopy

open access: yesOENO One
Polysulfides have emerged as a novel class of sulfur compounds in wine that continue to be explored and characterised, but analytical challenges still remain.
Yu Hou   +3 more
doaj   +1 more source

Terrestrial iron sulfide minerals induce distinct regulation of intracellular redox homeostasis and iron assimilation

open access: yesEcotoxicology and Environmental Safety
Repeated exposure to airborne terrestrial natural minerals may cause pneumoconiosis and lung cancer, among which iron sulfide is identified as an aggravating factor.
Qinying Lyu   +5 more
doaj   +1 more source

The conversion of H2S to sulfane sulfur: authors' response [PDF]

open access: yesNature Reviews Molecular Cell Biology, 2012
Bindu D. Paul, Solomon H. Snyder
openaire   +1 more source

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