Müller-Tidow C, Readhead C, Cohen AH, Asotra K, Idos G, Diederichs S, Cauvet T, Yang R, Berdel WE, Serve H, Koeffler HP. Successive increases in human cyclin A1 promoter activity during spermatogenesis in transgenic mice. Int J Mol Med. 2003 Mar; 11(3):311-5.