Results 51 to 60 of about 34,824 (338)

Development of a Lateral Flow Immunoassay (LFIA) to Screen for the Release of the Endocrine Disruptor Bisphenol A from Polymer Materials and Products

open access: yesBiosensors, 2021
One of the most important chemicals used in the production of polymer plastics and coatings is bisphenol A. However, despite the large number of studies on the toxicity and hormonal activity of BPA, there are still open questions and thus considerable ...
Anna Raysyan, Rudolf J. Schneider
doaj   +1 more source

Perfluorooctane Sulfonate (PFOS) and Related Perfluorinated Compounds in Human Maternal and Cord Blood Samples: Assessment of PFOS Exposure in a Susceptible Population during Pregnancy [PDF]

open access: yes, 2004
Fluorinated organic compounds (FOCs), such as perfluorooctane sulfonate (PFOS), perfluorooctanoate (PFOA), and perfluorooctane sulfonylamide (PFOSA), are widely used in the manufacture of plastic, electronics, textile, and construction material in the ...
Akiko Uno   +13 more
core   +2 more sources

PARP inhibition and pharmacological ascorbate demonstrate synergy in castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
Pharmacologic ascorbate (vitamin C) increases ROS, disrupts cellular metabolism, and induces DNA damage in CRPC cells. These effects sensitize tumors to PARP inhibition, producing synergistic growth suppression with olaparib in vitro and significantly delayed tumor progression in vivo. Pyruvate rescue confirms ROS‐dependent activity.
Nicolas Gordon   +13 more
wiley   +1 more source

Perils of paradigm: Complexity, policy design, and the Endocrine Disruptor Screening Program

open access: yesEnvironmental Health, 2005
The Endocrine Disruptor Screening Program (EDSP), mandated by the United States Congress in the Food Quality Protection Act of 1996, attempts to protect public health from adverse endocrine effects of synthetic chemical compounds by establishing a new ...
Vogel Jason M
doaj   +1 more source

Endometriosis: Update of Pathophysiology, (Epi) Genetic and Environmental Involvement

open access: yesBiomedicines, 2023
Endometriosis is a chronic disease caused by ectopic endometrial tissue. Endometriotic implants induce inflammation, leading to chronic pain and impaired fertility. Characterized by their dependence on estradiol (via estrogen receptor β (ESRβ)) and their
Nicolas Monnin   +2 more
doaj   +1 more source

Endocrine Disruptors and Testis Development [PDF]

open access: yesEnvironmental Health Perspectives, 1998
There is currently much debate as to which in vivo tests should be selected for the detection of adverse effects of endocrine disruptors in test animals. As co-authors of a much-cited article in Environmental Health Perspectives. which described small (but significant) decreases in testicular weight of adult rats that had been exposed developmentally ...
Sharpe, RM, Turner, KJ, Sumpter, JP
openaire   +4 more sources

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

SmallTalk: a novel small‐sized fusion tag for peptide expression and purification

open access: yesFEBS Open Bio, EarlyView.
The SmallTalk fusion tag allows for the efficient expression and purification of soluble recombinant proteins or peptides in Escherichia coli. Testing with SmallTalk‐GFP confirmed that the proteins were soluble and folded correctly, while SmallTalk‐Bin1b maintained its antimicrobial activity against various bacterial isolates. This streamlined workflow
Atika Tariq   +3 more
wiley   +1 more source

Hypothesis-driven weight of evidence evaluation indicates ethylbenzene lacks endocrine disruption potential by EATS pathways

open access: yesEXCLI Journal : Experimental and Clinical Sciences
Ethylbenzene (EB) was placed on List 2 for Tier 1 endocrine screening in the U.S. EPA’s two-tiered Endocrine Disruptor Screening Program (EDSP) and was scheduled for evaluation under TSCA.
Christopher J. Borgert
doaj   +1 more source

Estrogênios em águas naturais e tratadas da região de Jaboticabal - São Paulo Estrogens in natural and treated waters in the region of Jaboticabal - São paulo, Brazil

open access: yesQuímica Nova, 2010
The aim of this work was to analyze 17 β estradiol and estrone, natural estrogenic hormones present in domestic effluents and animal excreta, in the public water supply system of Jaboticabal, SP.
Laudicéia G. Lopes   +6 more
doaj   +1 more source

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