1,702 research outputs found
Additive estrogenic activities of the binary mixtures of four estrogenic chemicals in recombinant yeast expressing human estrogen receptor.
To evaluate the estrogenic activities of several chemicals such as 17beta-estradiol (E2), rho-nonylphenol, bisphenol A, butylparaben, and combinations of these chemicals, we used recombinant yeasts containing the human estrogen receptor [Saccharomyces cerevisiae ER + LYS 8127]. We evaluated E2 was most active in the recombinant yeast assay, followed by rho-nonylphenol, bisphenol A, butylparaben. The combinations of some concentrations of 17-estradiol as a strong estrogen and bisphenol A or butylparaben as a weak estrogen showed additive estrogenic effects. Also, the combinations of some concentrations of nonlyphenol and butylparaben and combination of butylparaben and bisphenol A showed additive effects in the estrogenic activity. Therefore, the estrogenic activities of the combinations of two chemicals were additive, not synergistic.Y
Eddy current analysis and its correction using parameter extraction based on linear prediction
Finite Element Analysis of Three Dimensional Hot Extrusion of Sections through Continuous Dies Considering Heat Transfer
Analysis and optimization of signal-to-noise ratio in CMOS active pixels for high resolution X-ray imaging
Spectroscopic analysis of charge transport characteristics in wide-band-gap semiconductor detectors
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