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Fertility and Sterility
Volume 93, Issue 4
, Pages 1147-1156
, 1 March 2010
The effect of repeated freezing and thawing on human sperm DNA fragmentation
References
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- . Assessment of DNA integrity and morphology of ejaculated spermatozoa from fertile and infertile men before and after cryopreservation. Hum Reprod. 2001;16:1191–1199
- . Effect of cryopreservation on sperm apoptotic deoxyribonucleic acid fragmentation in patients with oligozoospermia. Fertil Steril. 2006;86:597–600
- . Effect of freeze-thawing procedure on chromatin stability, morphologic alteration and membrane integrity of human spermatozoa in fertile and subfertile men. Int J Androl. 1999;22:155–162
- . The DNA integrity of cryopreserved spermatozoa separated for use in ART is unaffected by the type of cryoprotectant used but is related to the DNA integrity of the fresh separated preparation. Fertil Steril. 2008 Sept 13;[Epub ahead of print]
- . Optimal utilization of cryopreserved human semen for assisted reproduction: recovery and maintenance of sperm motility and viability. J Assist Reprod Genet. 1998;15:504–512
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- . Assessment of sperm cryodamage and strategies to improve outcome. Mol Cell Endocrinol. 2000;169:3–10
- Sperm DNA fragmentation decreases the pregnancy rate in an assisted reproductive technique. Hum Reprod. 2003;18:1023–1028
- . Extent of nuclear DNA damage in ejaculated spermatozoa impacts on blastocyst development after in vitro fertilization. Fertil Steril. 2004;82:378–383
- Sperm DNA fragmentation: paternal effect on early post-implantation embryo development in ART. Hum Reprod. 2006;21:2876–2881
- . Sperm DNA quality predicts intrauterine insemination outcome: a prospective cohort study. Hum Reprod. 2002;17:3122–3128
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- . Origins and consequences of DNA damage in male germ cells. Reprod Biomed Online. 2007;14:727–733
- . WHO laboratory manual for the examination of human semen and sperm-cervical mucus interaction. 4th ed. Cambridge, UK: Cambridge University Press; 1999;
- . Cryopreservation of human semen and prepared sperm: effects on motility parameters and DNA integrity. Fertil Steril. 2001;76:892–900
- . Determination of optimal cryoprotectants and procedures for their addition and removal from human spermatozoa. Hum Reprod. 1997;12:112–118
- . Activation of caspases in human spermatozoa during cryopreservation—an immunoblot study. Cell Tissue Banking. 2006;7:81–90
- Cryopreservation and thawing is associated with varying extent of activation of apoptotic machinery in subsets of ejaculated human spermatozoa. Biol Reprod. 2004;71:1828–1837
- . Glandera H-J. Activation pattern of caspases in human spermatozoa. Fertil Steril. 2004;81(Suppl 1):802–809
- . Staining of human sperm with fluorochrome-labeled inhibitor of caspases to detect activated caspases: correlation with apoptosis and sperm parameters. Hum Reprod. 2004;19:1127–1134
- . Oxidative stress and male infertility—a clinical perspective. Hum Reprod Update. 2008;14:243–258
- . A method of human semen centrifugation to minimize the iatrogenic sperm injuries caused by reactive oxygen species. Eur Urol. 1995;28:31–35
- . Semen processing by density gradient centrifugation does not improve sperm apoptotic deoxyribonucleic acid fragmentation rates. Fertil Steril. 2008;90:889–890
- . Detection of deoxyribonucleic acid fragmentation in human sperm: correlation with fertilization in vitro. Biol Reprod. 1997;56:602–607
L.K.T. has nothing to disclose. S.D.F. has nothing to disclose. K.B. has nothing to disclose. J.-A.Z. has nothing to disclose. A.M.C. has nothing to disclose.
Supported and fully funded by Dr. Anne Clark, owner and Medical Director of Fertility First, as part of Miss Thomson's Ph.D. studentship.
PII: S0015-0282(08)04585-8
doi: 10.1016/j.fertnstert.2008.11.023
© 2010 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.
« Previous
Next »
Fertility and Sterility
Volume 93, Issue 4
, Pages 1147-1156
, 1 March 2010

