CercopithecusCercopithecus aethiopsErythrocebus patasPapioMonkey DiseasesHaplorhiniPapio anubisPapio hamadryasPapio cynocephalusCercopithecinaePapio ursinusGenes, vpuPapio papioCameroonPhylogenyCercocebusSpecies SpecificitySimian immunodeficiency virusSimian T-lymphotropic virus 1Deltaretrovirus InfectionsPrimatesSimian T-lymphotropic virus 3Yaba monkey tumor virusTheropithecusAnimals, WildSimian Acquired Immunodeficiency Syndrome