Gammaproteobacteria - ț̢
A group of the proteobacteria comprised of facultatively anaerobic and fermentative gram-negative bacteria.
Synonyms : Proteobacteria gamma
Gammaretrovirus - ț̢
A genus of RETROVIRIDAE comprising endogenous sequences in mammals, related RETICULOENDOTHELIOSIS VIRUSES, AVIAN, and a reptilian virus. Many species contain oncogenes and cause leukemias and sarcomas.