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Full-Text Articles in Biology

The Effects Of The Environmental Estrogens Cadmium And Arsenite On Phosphorylation Of Erk1/2 Via Gpr30 In Human Lung Adenocarcinoma Cells, Katarzyna Krauss May 2016

The Effects Of The Environmental Estrogens Cadmium And Arsenite On Phosphorylation Of Erk1/2 Via Gpr30 In Human Lung Adenocarcinoma Cells, Katarzyna Krauss

Undergraduate Theses

Nanomolar concentrations of both cadmium and arsenite, two environmental estrogens present in cigarette smoke, have been documented in rapidly phosphorylating ERK1/2, a type of MAPK, in the human non-small cell lung cancer (NSCLC) line NHI-1793 in a manner similar to that of estrogen. Pretreatment of cells with a general, nonspecific estrogen receptor antagonist reduced the levels of phosphorylated MAPK, indicating that this phosphorylation event is achieved through use of an estrogen signaling pathway. The specific estrogen receptor involved in this process, however, is currently unknown. To determine whether GPR30, one of the three types of estrogen receptors, is necessary for …


The Involvement Of Estrogen Receptors In Astrocyte Survival, Lauren M. Johnson Jan 2016

The Involvement Of Estrogen Receptors In Astrocyte Survival, Lauren M. Johnson

Theses and Dissertations

Estrogens are a class of hormones that are demonstrated to be neuroprotective. The levels of estrogen in the body decline during menopause which can cause a variety of symptoms. Hormone replacement therapy (HRT) is a treatment option for menopause, however, it has been demonstrated to have adverse side effects. Of the treatment options for adverse side effects of HRT, Selective estrogen Down-regulators do not appear to have an agonist effects on estrogen receptors while Selective estrogen receptor Modulators do. The aim of this study was to determine the role that estrogen receptors play in the survival of astrocytes when placed …