Page 1 of 9 AIDS Research and Human Retroviruses © Mary Ann Liebert, Inc. DOI: 10.1089/AID.2017.0112 1 AIDS Research and Human Retroviruses Tenofovir disoproxil fumarate/emtricitabine fits for all as appropriate HIV-1 preexposure prophylaxis? (DOI: 10.1089/AID.2017.0112) This paper has been peer-reviewed and accepted for publication, but has yet to undergo copyediting and proof correction. The final published version may differ from this proof. Tenofovir disoproxil fumarate/emtricitabine fits for all as appropriate HIV-1 pre-exposure prophylaxis? Lucia Taramasso 1 *, Niccolò Riccardi 1 , Filippo Del Puente 1 , Bianca Bruzzone 2 , Diego Ripamonti 3 , Beatrice D’ambrosio 2 , Claudio Viscoli 1 , Antonio Di Biagio 1 . 1 Infectious Diseases Unit, Policlinico Ospedale San Martino, University of Genoa, Genoa, Italy 2 Hygiene Unit, Policlinico Ospedale San Martino, University of Genoa, Genoa, Italy 3 Infectious Diseases Unit, Azienda Ospedaliera Papa Giovanni XXIII, Bergamo, Italy Running head: PrEP: Missed opportunity or useless prevention? Key words: PrEP, Acute HIV infection, TAMs, prophylaxis, PrEP failure, integrase resistance *Corresponding Author: Lucia Taramasso University of Genoa Hospital Policlinico San Martino, Largo R. Benzi, 10 16132 Genoa, Italy P +39 010 5554661 Fax+ 39 010 5556794