Zini, Armand The histone to protamine ratio in human spermatozoa: comparative study of whole and processed semen. [electronic resource] - Fertility and sterility Jan 2007 - 217-9 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1556-5653 Standard No.: 10.1016/j.fertnstert.2006.05.070 doi Subjects--Topical Terms: Histones--analysisHumansInfertility, Male--metabolismMaleProtamines--analysisSemen--metabolismSpermatozoa--metabolism