Results 41 to 50 of about 1,123,096 (314)

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Assessing occupational and environmental exposure [PDF]

open access: yesOccupational Medicine, 2005
Exposure assessment is a poorly understood component of the science of epidemiology. The relationship between exposure to chemicals and ill-health outcomes is often calculated using crude exposure measures such as ever/never exposed or duration. When investigating subtle effects, exposures need to be characterized much more fully in terms of intensity,
openaire   +2 more sources

Environmental Exposures and Hepatocellular Carcinoma [PDF]

open access: yesJournal of Clinical and Translational Hepatology, 2016
Infection with hepatitis B and/or hepatitis C virus is a well-established risk factor for the development of hepatocellular carcinoma (HCC). However, it is now clear that certain occupational, environmental, and lifestyle factors also play a role in cancer development.
Santella, Regina M., Wu, Hui-Chen
openaire   +2 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Short-Term Transcriptomic Points of Departure Are Consistent with Chronic Points of Departure for Three Organophosphate Pesticides across Mouse and Fathead Minnow

open access: yesToxics, 2023
New approach methods (NAMs) can reduce the need for chronic animal studies. Here, we apply benchmark dose (concentration) (BMD(C))–response modeling to transcriptomic changes in the liver of mice and in fathead minnow larvae after short-term exposures (7
Rubia Martin   +4 more
doaj   +1 more source

Fourth national report on human exposure to environmental chemicals: updated tables, January 2019, Volume one [PDF]

open access: yes
The Fourth Report on Human Exposure to Environmental Chemicals, Updated Tables, January 2019 (the Updated Tables, January 2019) presents nationally representative, cumulative biomonitoring data gathered from 1999\u20132000 through 2015-2016.

core   +1 more source

EnvironmentOntology/environmental-exposure-ontology: December 2022 release

open access: yes, 2022
What's Changed Update exposure_to_chemical.tsv by @laurenechan in https://github.com/EnvironmentOntology/environmental-exposure-ontology/pull/240 Update exposure_to_chemical_medium_route.yaml by @laurenechan in https://github.com/EnvironmentOntology ...
Chris Mungall   +7 more
core   +1 more source

Biomarkers of environmental manganese exposure

open access: yesCritical Reviews in Toxicology, 2022
We conducted a critical review on biomarkers of environmental manganese (Mn) exposure to answer the following questions: 1) are there reliable biomarkers of internal Mn exposure (Mn in biological matrices) associated with external metrics of Mn exposure (Mn in environmental media)?
Natalia Shilnikova   +9 more
openaire   +2 more sources

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

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