Dew--Thanks for the list of companies. Do you use a special search engine to search information in 10-K's? Here is the link for some of Pfizer's work on p53 published in Science. <A HREF="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=pubmed&cmd=Retrieve&dopt=AbstractPlus&list_uids=10617466&query_hl=1&itool=pubmed_docsum" target="_blank">http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=pubmed&cmd=Retrieve&dopt=AbstractPlus&l...</A> Have a good weekend. biophud