Results 41 to 50 of about 8,495 (181)

Pivalolactone, 2. Copolyester synthesis via interchange reactions with polypivalolactone [PDF]

open access: yes, 1993
The synthesis of copolyesters via interchange reactions of polypivalolactone (PPVL) with several compounds was studied. The synthetical procedures are two-stage melt processes: in the first stage ester bonds in the polymer chain are cleaved and new ...
Bantjes, Adriaan   +4 more
core   +9 more sources

Synthesis of Triphenylethylene Bisphenols as Aromatase Inhibitors that Also Modulate Estrogen Receptors [PDF]

open access: yes, 2015
A series of triphenylethylene bisphenol analogues of the selective estrogen receptor modulator (SERM) tamoxifen were synthesized and evaluated for their abilities to inhibit aromatase, bind to estrogen receptor α (ER-α) and estrogen receptor β (ER-β ...
Cushman, Mark   +6 more
core   +2 more sources

Evidence linking exposure of fish primary macrophages to antibiotics activates the NF-kB pathway. [PDF]

open access: yes, 2020
Low doses of antibiotics are ubiquitous in the marine environment and may exert negative effects on non-target aquatic organisms. Using primary macrophages of common carp, we investigated the mechanisms of action following exposure to several common ...
Chen, Qiqing   +8 more
core  

Pivalolactone, 1 interchange reactions with polypivalolactone [PDF]

open access: yes, 1993
Ester interchange, alcoholysis, and acidolysis of polypivalolactone (PPVL) were studied by melting PPVL with bisphenol diacetates, 1, 4-butanediol, or aromatic diacids.
Bantjes, Adriaan   +3 more
core   +2 more sources

Molecular mechanism of bisphenols induction of breast cancer through PGR revealed by network toxicology and transcriptomics integration analysis

open access: yesEcotoxicology and Environmental Safety
Bisphenols are widely found in plastic products and may be hazardous to human health due to their estrogenic effects. Bisphenols may be involved in the carcinogenic process through endocrine-disrupting properties, especially in breast cancer.
Baowen Yuan   +5 more
doaj   +1 more source

Pentachlorophenol and spent engine oil degradation by Mucor ramosissimus [PDF]

open access: yes, 2008
Pentachlorophenol (PCP) has been widely used for many years and belongs to the most toxic pollutants. Spent engine oils enter environment every day in many ways. Both of them cause great environmental concern.
Długoński, Jerzy, Szewczyk, Rafał
core   +1 more source

Supramolecular layers and versatile packing modes: the solid state behavior of ortho, ortho-linked bisphenols [PDF]

open access: yes, 2017
A series of ortho-ortho-linked bisphenols featuring electron-withdrawing groups (EWGs) attached to the phenolic rings is reported. Their respective molecular structures and packing behaviors have been studied by X-ray diffraction, comparatively discussed
Alontaga   +89 more
core   +1 more source

Human endometrial cell coculture reduces the endocrine disruptor toxicity on mouse embryo development [PDF]

open access: yes, 2012
BACKGROUNDS: Previous studies suggested that endocrine disruptors (ED) are toxic on preimplantation embryos and inhibit development of embryos in vitro culture.
Hae-Hyeog Lee   +3 more
core   +1 more source

Human Exposures to Bisphenol A, Bisphenol F and Chlorinated Bisphenol A Derivatives and Thyroid Function

open access: yesPLOS ONE, 2016
Although the increasing prevalence of thyroid nodular disease (TND) has been partially attributed to the more frequent usage of improved diagnostics, environmental factors, such as exposures to thyroid-disrupting chemicals may contribute to TND and altered thyroid function.
Andrianou, Xanthi D.   +8 more
openaire   +6 more sources

Monitoring of Pollutants Content in Bottled and Tap Drinking Water in Italy

open access: yesMolecules, 2022
The concentration levels of thirteen organic pollutants and selected heavy metals were investigated in 40 plastics bottled and tap water samples. Some of the selected contaminants have an ascertained or suspected endocrine disrupting activity, such as ...
Giacomo Russo   +6 more
doaj   +1 more source

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