[1] Univ Calif San Francisco, Dept Neurol, 675 Nelson Rising Lane, San Francisco, CA 94158 USA
[2] Univ North Carolina Charlotte, Dept Biol Sci, Charlotte, NC USA
[3] Univ Fed Parana, Programa Posgrad Genet, Curitiba, Brazil
[4] Univ Colorado Anschutz Med Campus, Dept Biomed Informat, Aurora, CO USA
[5] Univ Colorado Anschutz Med Campus, Dept Immunol & Microbiol, Aurora, CO USA
[6] Univ Calif San Francisco, Dept Epidemiol & Biostat, San Francisco, CA USA