Feline leukemia virus is a retrovirus that infects cats. FeLV can be transmitted from infected cats when the transfer of saliva or nasal secretions is involved.
Symptoms of Feline Leukemia Virus. Cats infected with FeLV may exhibit one or more of the following symptoms: Pale gums. Yellow color in the mouth and whites of eyes. Enlarged lymph nodes. Bladder, skin, or upper respiratory infections. Weight loss and/or loss of appetite.
Today's video is all about Feline Leukemia Virus (FeLV), a virus in cats that causes cancer. This video describes what this virus is, what disease it causes

Feline leukemia virus (FeLV) is one of the most common and important infectious diseases in cats, affecting between 2-3% of all cats in the United States and Canada. Infection rates are significantly higher (up to 30%) in cats that are ill or otherwise at high risk (see below).
Feline Leukemia Virus (FeLV) is a common but preventable virus that can affect almost all cats. Dr. Boldan shares how FeLV weakens a cat's immune system, symptoms, and how the feline leukemia virus vaccine can be life-saving.

Feline Leukemia Virus (FeLV) is a serious viral infection in cats that can lead to various health issues, including anemia and immune system suppression. Here we explain how FeLV is transmitted, its symptoms, diagnosis, and treatment options...
Managing FeLV in cats. Unfortunately most cats with the virus will not have the same lifespan as a noninfected cat. Often, the lifespan following diagnosis can be 6 months to 6 years, with a median of 2.5 years.
Feline leukaemia virus (FeLV) is a retrovirus of domestic cats worldwide.Keywords: FeLV, retrovirus, diagnostic tests, pathogenesis, infection outcome, antigen, antibody, ELISA, PCR, RT-PCR, virus shedding, serology. Feline leukaemia virus still an enigma.