TY - GEN AU - Fleming,G F TI - The best of times...the worst of times SN - 0959-8049 PY - 2003///0626 KW - Animals KW - Antimetabolites, Antineoplastic KW - metabolism KW - Circadian Rhythm KW - genetics KW - Dihydrouracil Dehydrogenase (NADP) KW - Fluorouracil KW - Humans KW - Oxidoreductases KW - Rats KW - Suprachiasmatic Nucleus KW - physiology N1 - Publication Type: Comment; Editorial UR - https://doi.org/10.1016/s0959-8049(02)00866-3 ER -