TY - GEN AU - BIENIARZ,J TI - Influence of vertebrate gonadotropic hormones upon the reproductive cycle of certain protozoa in frogs SN - 0028-0836 PY - 2004///0930 KW - Animals KW - Anura KW - Eukaryota KW - Gonadotropins KW - Humans KW - Reproduction KW - Vertebrates N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/165650a0 ER -