Results 31 to 40 of about 1,597,127 (300)

The Irony of Iron – Biogenic Iron Oxides as an Iron Source to the Ocean [PDF]

open access: yesFrontiers in Microbiology, 2016
Primary productivity in at least a third of the sunlit open ocean is thought to be iron-limited. Primary sources of dissolved iron (dFe) to the ocean are hydrothermal venting, flux from the sediments along continental margins, and airborne dust. This article provides a general review of sources of hydrothermal and sedimentary iron to the ocean, and ...
openaire   +3 more sources

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Comparison of the effect of various clustering algorithms on the furnace profile management

open access: yes工程科学学报, 2022
The blast furnace operation profile is closely related to the operation, technical and economic indicators of a blast furnace. A reasonable furnace operation profile ensures high-quality hot metal, low fuel consumption, high yield, and furnace longevity.
Jie LU   +5 more
doaj   +1 more source

Iron species in iron homeostasis and toxicity

open access: yesThe Analyst, 1995
Iron homeostasis in prokaryotic cells appears to be regulated essentially at the level of the genome by the Fur protein. When iron is in short supply the uptake and assimilation pathways are de-repressed and siderophores are synthesized together with the outer, inner (plasma) membrane, periplasmic and cytosolic components necessary for the uptake of ...
Crichton, Robert, Ward, Roberta J.
openaire   +3 more sources

Safety Aspects of Iron in Food [PDF]

open access: yes, 2001
During the last decades efforts regarding dietary iron supply focused mostly on the prevention of deficiencies, especially during growth and pregnancy.
Schümann, Klaus
core   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

Iron [PDF]

open access: yesAdvances in Nutrition, 2023
Gary M. Brittenham   +1 more
openaire   +3 more sources

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Research Responsibility by Design: Weaving Governance and Equity into Research Practice in Response to an Evolving Research Landscape

open access: yesJournal of Research Management and Administration
What is new? In the current evolving research landscape, the implementation of academic research has expanded into a complex and active paradigm.
Karey Iron, Karen Soldatić
doaj   +1 more source

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