Results 21 to 30 of about 257,797 (170)
Environmental pollutants can disrupt chemical communication between aquatic organisms by interfering with the production, transmission, and/or detection of, as well as responses to, chemical cues. Here, we test the hypothesis that early-life exposure to naphthenic acid fraction compounds (NAFCs) from oil sands tailings disrupts antipredator-associated ...
Chris K. Elvidge +5 more
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Biodegradation of mycotoxins: Tales from known and unexplored worlds
Exposure to mycotoxins, secondary metabolites produced by fungi, may infer serious risks for animal and human health and lead to economic losses. Several approaches to reduce these mycotoxins have been investigated such as chemical removal, physical ...
Ilse eVanhoutte +2 more
doaj +1 more source
Metabolic stability and its role in the discovery of new chemical entities
Determination of metabolic profiles of new chemical entities is a key step in the process of drug discovery, since it influences pharmacokinetic characteristics of therapeutic compounds.
Słoczyńska Karolina +6 more
doaj +1 more source
Candida albicans (C. albicans) and Streptococcus mutans (S. mutans) biofilms involve in denture stomatitis. This study compared compound 1 to 2% chlorhexidine gluconate (CHX), Polident, and distilled water (DW) in biofilms reduction and effect on ...
Jutharat Manuschai +4 more
doaj +1 more source
Adaptation of Natural Microbial Communities to Degradation of Xenobiotic Compounds: Effects of Concentration, Exposure Time, Inoculum, and Chemical Structure [PDF]
Adaptation of microbial communities to faster degradation of xenobiotic compounds after exposure to the compound was studied in ecocores. Radiolabeled test compounds were added to cores that contained natural water and sediment. Adaptation was detected by comparing mineralization rates or disappearance of a parent compound in preexposed ...
J C, Spain, P A, Van Veld
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Objective: to identify voice and speech signs and symptoms in patients exposed to chemical agents. Methods: an exploratory and descriptive study analyzing the data from the medical records of patients who sought health services at a toxicology ...
Carina Dias Lisbôa +1 more
doaj +1 more source
The Smell of Death: Evidence that Putrescine Elicits Threat Management Mechanisms
The ability to detect and respond to chemosensory threat cues in the environment plays a vital role in survival across species. However, little is known about which chemical compounds can act as olfactory threat signals in humans.
Arnaud eWisman, Ilan eShrira
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Bisphenol A (BPA) is an industrial chemical used as an additive in conventional point-of-sale thermal paper receipts, in the production of many polycarbonate plastics, and epoxy resins lignin for food.
Kapustka Katarzyna +3 more
doaj +1 more source
Health risks from exposure to chemicals in clothing - Non-regulated halogenated aromatic compounds
The objective of the present study was to investigate some commonly detected halogenated textile pollutants for their bioavailability and hazardous properties. Release into artificial sweat and skin absorption in vitro were examined as well as mutagenic effects by Ames test, and skin-sensitizing properties from a peptide reactivity assay combined with ...
Josefine Carlsson +6 more
openaire +3 more sources
“Bisphenol a: an emerging threat to male fertility”
Background Among the factors causing male infertility, one of the most debated is the exposure to environmental contaminants. Recently, the chemical compound Bisphenol A (BPA) has drawn attention from the reproductive science community, due to its ...
Federica Cariati +5 more
doaj +1 more source

