- The human homologues of Fim1, Fim2/c-Fms, and Fim3, three retroviral integration regions involved in mouse myeloblastic leukemias, are respectively located on chromosomes 6p23, 5q33, and 3q27. Van Cong, N., Fichelson, S., Gross, M.S., Sola, B., Bordereaux, D., de Tand, M.F., Guilhot, S., Gisselbrecht, S., Frézal, J., Tambourin, P. Hum. Genet. (1989)