1. Hecht, N.B. Mammalian protamines and their expression. in Histones and Other Basic Nuclear Proteins 347–374 (CRC, Orlando, 1989).
2. Meistrich, M.L. Histone and basic nuclear protein transitions in mammalian spermatogenesis. in Histones and Other Basic Nuclear Proteins 165–182 (CRC, Orlando, 1989).
3. Balhorn, R. Mammalian protamines: structure and molecular interactions. in Molecular Biology of Chromosome Function 366–395 (Springer, New York, 1989).
4. Hecht, N.B. Regulation of 'haploid expressed genes' in male germ cells. J. Reprod. Fertil. 88, 679–693 (1990).
5. Balhorn, R. et al. Protamine mediated condensation of DNA in mammalian sperm. in The Male Gamete: From Basic Science to Clinical Applications 55–70 (Cache River, Viena, Illinois, 1999).