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spec: Electronic formats , such as CD-ROM , are also acquired through voluntary deposit or purchased . " What we have been missing are basic scientists working in the laboratory to uncover the causes of the disease at the molecular level . If this review is delegated , the employee conducting the review will brief the manager and the employee involved . " The pieces of the schizophrenia puzzle are starting to come together , " says Godfrey Pearlson , M.D ., a Hopkins professor of psychiatry . Composting toilets use almost none . Before the e-rate , only 39 percent of classrooms in poor school districts in rural and urban America had any Internet connections compared to 62 percent of classrooms in wealthier districts . Varmints become varmintz ? Staking is also not without risk to the plant itself . In laboratory studies , the antibody reacted with a protein called PC-1 in the nuclei of cancerous cells from 16 of 17 surgically removed prostate cancer specimens , says Partin , who presented the findings of his team 's work at the annual meeting of the American Urology Association in Las Vegas , Nevada , on April 24 . Until now , though , scientists have had little direct evidence of how hedgehog protein works .