Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEnzymes, Genes, Viruses and Bacteria.AuthorsPOLLOCK, M. R.PublicationNature, 1955, Vol 175, Issue 4455, p485ISSN0028-0836Publication typeArticleDOI10.1038/175485a0