[1] Oregon Hlth & Sci Univ, Div Neurosci, Beaverton, OR 97006 USA
[2] Oregon Hlth & Sci Univ, Div Reprod Biol, Beaverton, OR 97006 USA
[3] Oregon Hlth & Sci Univ, Oregon Natl Primate Res Ctr, Beaverton, OR 97006 USA
[4] Oregon Hlth & Sci Univ, Dept Physiol, Beaverton, OR 97006 USA
[5] Oregon Hlth & Sci Univ, Dept Pharmacol, Beaverton, OR 97006 USA
[6] Oregon Hlth & Sci Univ, Dept Cell & Dev Biol, Beaverton, OR 97006 USA