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Plato BioPharma Inc. (PBI) Founder and CEO, Dr. Craig F. Plato, announced the co-authorship of a research paper appearing in the 12 March, 2014 issue of Science Translational Medicine.  The paper, titled “Intestinal Inhibition of the Na+/H+Exchanger 3 Prevents Cardiorenal Damage in Rats and Inhibits Na+ Uptake in Humans” describes the effects of tenapanor, a compound that reduces the absorption of dietary sodium in the GI tract.  Ardelyx, a Fremont-based biotechnology company, and their pharmaceutical…

Contractile reserve decreases with advancing age and chronic isoproterenol (ISO) administration is a well-characterized model of cardiac hypertrophy known to impair cardiovascular function. This study evaluated whether nonsenescent, mature adult rats are more susceptible to detrimental effects of chronic ISO administration than younger adult rats. Rats received daily injections of ISO (0.1 mg/kg sc) or vehicle for 3 wk. ISO induced a greater impairment in contractile reserve [maximum of left ventricular pressure development (Δ+dP/dt(max))] in…