Results 91 to 100 of about 3,562,641 (311)

Occurrence of and Dietary Exposure to Toxic Element Impurities in Food Additives: A Probabilistic Exposure Assessment for the Belgian Population

open access: yesFoods
Toxic element impurities in food additives may contribute to the dietary exposure to arsenic (As), cadmium (Cd), lead (Pb), and mercury (Hg). This study aimed to quantify these toxic elements in selected food additives available on the Belgian market and
Céleste Vansnick   +3 more
doaj   +1 more source

Trace elements and melanoma.

open access: yes, 2004
Trace elements and ...
Pellicani G   +7 more
core  

Trace elements-induced phytohormesis: a critical review and mechanistic interpretation

open access: yes, 2019
Despite considerable research about biogeochemical behavior of trace elements (TEs) in soil-plant-human systems, there is still a gap of knowledge regarding dose–response relationship, especially for low-applied doses.
Pinelli, Eric   +5 more
core   +1 more source

Spatial and single‐nuclei transcriptomics reveals idiosyncratic and generic patterns in papillary and anaplastic thyroid cancers

open access: yesMolecular Oncology, EarlyView.
Matched spatial transcriptomics and single‐nuclei RNA‐seq were generated for anaplastic and BRAFV600E papillary thyroid cancers revealing generic and tumor‐specific states occurring in cancer cells and in the tumor microenvironment. In this context, cancer dedifferentiation mirrored organoid maturation through ordered thyroid marker gain/loss ...
Adrien Tourneur   +11 more
wiley   +1 more source

Zinc: a multipurpose trace element

open access: yesArchives of Toxicology, 2005
Zinc (Zn) is one of the most important trace elements in the body and it is essential as a catalytic, structural and regulatory ion. It is involved in homeostasis, in immune responses, in oxidative stress, in apoptosis and in ageing. Zinc-binding proteins (metallothioneins, MTs), are protective in situations of stress and in situations of exposure to ...
Stefanidou, M.   +3 more
openaire   +3 more sources

Trace elements in stream bed sediments from agricultural catchments (Gascogne region, S-W France): Where do they come from? [PDF]

open access: yes, 2009
The Gascogne region (SW of France) is cultivated for more than 75% of the area. 83 samples of stream bed sediments were collected in three main Gascogne river basins (Gers, Save and Touch, left tributaries of the Garonne river) to evaluate the impact of ...
Probst, Jean-Luc   +3 more
core   +1 more source

Extracellular vesicle lipidomics liquid biopsy reveals systemic and tumor microenvironment metabolic reprogramming in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Extracellular vesicle (EV) lipidomic profiling of plasma and ascites from patients with high‐grade serous ovarian cancer and of ovarian cancer cell lines reveals enrichment of triglycerides (TGs), diacylglycerols (DGs), phosphatidylcholine (PCs), sphingomyelins (SMs), reflecting tumor metabolic reprogramming.
Shikha Rani   +9 more
wiley   +1 more source

Atomic Energy Commission Report RMO 595

open access: yes, 1951
Monthly report of the U.S. Geological Survey's trace element investigations including an outline of field work, laboratory work, and staff activities that have been completed or are in ...
Geological Survey (U.S.). Trace Elements Office.
core  

Bridging the gap: a genetically validated avian chorioallantoic membrane platform for investigation of spontaneous circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
We established the avian chorioallantoic membrane (CAM) assay as a scalable in vivo model for studying circulating tumor cells (CTCs). Human gastrointestinal tumors spontaneously released genetically validated CTCs that were detected across multiple platforms, demonstrating that the CAM model provides an accessible tool for investigating early cancer ...
Dennis Roth   +17 more
wiley   +1 more source

Trace element alterations before and after cardiopulmonary bypass in patients undergoing coronary artery bypass grafting

open access: yes, 2001
Trace elements (TE) are known to play a key role in myocardial metabolism. In this study, the serum levels of zinc (Zn) and copper (Cu) were determined in 15 consecutive patients with coronary artery disease admitted for coronary artery bypass grafting ...
TAYLOR, A   +3 more
core   +1 more source

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