The Apolipoprotein E (APOE) Gene Appears Functionally Monomorphic in Chimpanzees (Pan troglodytes) McIntosh, Annick M. ; Bennett, Calvin ; Dickson, Dara ; Anestis, Stephanie F. ; Watts, David P. ; Webster, Timothy H. ; Fontenot, M. Babette ; Bradley, Brenda J. Abstract Publication: PLoS ONE Pub Date: October 2012 DOI: 10.1371/journal.pone.0047760 Bibcode: 2012PLoSO...747760M