Ibisobanuro birambuye
Virusi ya Feline leukemia (FeLV) ni retrovirus yiganje cyane mu miyoboro y'isi yose.Feline leukemia ni indwara ikunze guhitana abantu benshi mu njangwe, ikaba ari indwara mbi ya neoplastique yandura iterwa na virusi ya leukemia na virusi ya sarcoma.Ibintu nyamukuru biranga ni lymphoma mbi, myeloid leukemia, hamwe na degenerative thymus atrophy hamwe na anemia idafite aplastique, muribyo bikomeye cyane ku njangwe ni lymphoma mbi.Injangwe zifite uburibwe bukabije kandi zigabanuka uko imyaka igenda.
Feline VIH (FIV) ni virusi ya lentiviral yanduza injangwe ku isi, aho injangwe zanduye 2,5% kugeza 4.4%.FIV itandukanye muri tagisi nizindi ebyiri za retrovirus, virusi ya leukemia (FeLV) na virusi ya feline foam (FFV), kandi ifitanye isano rya hafi na virusi itera SIDA (VIH).Muri FIV, ubwoko butanu bwamenyekanye hashingiwe ku itandukaniro riri muri nucleotide ikurikirana ibahasha ya virusi (ENV) cyangwa polymerase (POL).FIV ni zo zonyine zidafite virusi itera sida, ariko FIV ntabwo yica injangwe kuko zishobora kubaho ubuzima bwiza mu myaka myinshi nk'abatwara kandi banduza indwara.