Hum. Reprod. Advance Access originally published online on May 3, 2007
Human Reproduction 2007 22(7):2072-2073; doi:10.1093/humrep/dem094
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© The Author 2007. Published by Oxford University Press on behalf of the European Society of Human Reproduction and Embryology. All rights reserved. For Permissions, please email: journals.permissions@oxfordjournals.org
Letters to the Editor |
Reply: Sperm forward motion and aging
1 Biosciences Directorate, Lawrence Livermore National Laboratory, Livermore, CA, USA 2 School of Public Health, University of California, Berkeley, CA, USA 3 Genetics and Developmental Biology Program, West Virginia University, Morgantown, WV, USA
6 Correspondence address. E-mail: ajwyrobek@lbl.gov
| The first 10% of the full text of this article appears below. |
Sir
We congratulate Pasqualotto et al. (2005)
for their fine study of the effects of male age on semen quality including human sperm kinematics endpoints as