Margaret Lowenstein

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The euryhaline green crab, Carcinus maenas, undergoes an annual cycle of salinity exposure, having to adapt to low salinity during its annual spring migration into estuaries, and then having to re-adapt to high salinity when it moves off-shore at the end of summer. Most studies have focused on low salinity acclimation, the activation of osmoregulatory(More)
Serial measurements of plasma carcinoembryonic antigen (CEA) levels were analyzed in 42 patients with advanced breast cancer undergoing systemic chemotherapy. Pretreatment CEA levels exceeded 5 ng/ml in 22 patients, and 19 of 22 serial assays uniformly heralded tumor regression as well as subsequent tumor relapse. A significant quantitative alteration in(More)
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