Results 1 to 10 of about 446,236 (313)

Iron-Induced Oxidative Stress in Human Diseases

open access: yesCells, 2022
Iron is responsible for the regulation of several cell functions. However, iron ions are catalytic and dangerous for cells, so the cells sequester such redox-active irons in the transport and storage proteins.
Teruyuki Kawabata
doaj   +1 more source

Quantifying Integrated Proteomic Responses to Iron Stress in the Globally Important Marine Diazotroph Trichodesmium. [PDF]

open access: yesPLoS ONE, 2015
Trichodesmium is a biogeochemically important marine cyanobacterium, responsible for a significant proportion of the annual 'new' nitrogen introduced into the global ocean.
Joseph T Snow   +7 more
doaj   +1 more source

Transferrin and Lactoferrin – Human Iron Sources for Enterococci [PDF]

open access: yesPolish Journal of Microbiology, 2017
To overcome limitations in iron acquisition, enterococci have evolved a number of mechanisms to scavenge iron from the host iron-binding proteins – transferrin (TR) and lactoferrin (LF).
Paweł Lisiecki
doaj   +1 more source

The rational design of iron-sulfur cluster binding site for prolonged stability in magnetoreceptor MagR

open access: yesFrontiers in Molecular Biosciences, 2022
Iron-sulfur proteins play essential roles in a wide variety of cellular processes such as respiration, photosynthesis, nitrogen fixation and magnetoreception.
Tianyang Tong   +25 more
doaj   +1 more source

The Relationship between Environmental Dioxygen and Iron-Sulfur Proteins Explored at the Genome Level. [PDF]

open access: yesPLoS ONE, 2017
About 2 billion years ago, the atmosphere of the Earth experienced a great change due to the buildup of dioxygen produced by photosynthetic organisms.
Claudia Andreini   +2 more
doaj   +1 more source

Anaerobic Expression and Purification of Holo-CCIS, an Artificial Iron-sulfur Protein

open access: yesBio-Protocol, 2021
Iron-sulfur proteins are ubiquitous among all living organisms and are indispensable for almost all metabolic pathways ranging from photosynthesis, respiration, nitrogen, and carbon dioxide cycles.
Bhanu Jagilinki   +3 more
doaj   +1 more source

A genome-wide meta-analysis yields 46 new loci associating with biomarkers of iron homeostasis

open access: yesCommunications Biology, 2021
Bell et al. report 46 new loci associated with biomarkers of iron homeostasis, including ferritin levels, iron binding capacity, and iron saturation, in the Icelandic, Danish and UK populations.
Steven Bell   +61 more
doaj   +1 more source

Escherichia coli RIC is able to donate iron to iron-sulfur clusters. [PDF]

open access: yesPLoS ONE, 2014
Escherichia coli RIC (Repair of Iron Centers) is a diiron protein previously reported to be involved in the repair of iron-sulfur proteins damaged by oxidative or nitrosative stresses, and proposed to act as an iron donor.
Lígia S Nobre   +6 more
doaj   +1 more source

Iron binding at specific sites within the octameric HbpS protects streptomycetes from iron-mediated oxidative stress. [PDF]

open access: yesPLoS ONE, 2013
The soil bacterium Streptomyces reticuli secretes the octameric protein HbpS that acts as a sensory component of the redox-signalling pathway HbpS-SenS-SenR. This system modulates a genetic response on iron- and haem-mediated oxidative stress.
Ina Wedderhoff   +3 more
doaj   +1 more source

The Fate of Iron in The Organism and Its Regulatory Pathways

open access: yesActa Medica, 2005
Iron is an essential element involved in many life-necessary processes. Interestingly, in mammals there is no active excretion mechanism for iron. Therefore iron kinetics has to be meticulously regulated.
Přemysl Mladěnka   +3 more
doaj   +1 more source

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