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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 . The original is still preserved today at the Bibliotheque Nationale in Paris , France . For the previous five years , he was an associate administrator and chief operating officer for the 500-bed hospital , ambulatory center and regional emergency service at Oregon Health Sciences University in Portland . The goal of the Archive is to promote communication in the field by the rapid dissemination of new work . Polar Museums Directory : provides brief details of museums with collections relating to the Arctic and Antarctic and was compiled by William Mills , Librarian and Keeper of Collections at the Scott Polar Research Institute , University of Cambridge . We can say that our annual ` mandatory contributions ' to the government are due on April 15th , but we know different .