TY - GEN AU - Andersen,P R AU - Barbacid,M AU - Tronick,S R AU - Clark,H F AU - Aaronson,S A TI - Evolutionary relatedness of viper and primate endogenous retroviruses SN - 0036-8075 PY - 1979///0629 KW - Animals KW - Antigens, Viral KW - analysis KW - Base Sequence KW - Biological Evolution KW - Genes, Viral KW - Nucleic Acid Hybridization KW - Primates KW - microbiology KW - Retroviridae KW - genetics KW - Snakes KW - Viral Proteins KW - immunology N1 - Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1126/science.219480 ER -