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Article: Reports summarize theriogenology study results from University of Leon.
- Article from:
- Science Letter
- Article date:
- January 20, 2009
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According to a study from Leon, Spain, "The Cantabrian brown bear (Ursus arctos) is a highly endangered species in Spain and basic studies arc necessary in order to bank its germplasm. Sperm heads are mainly made up of chromatin, thus their shape depends partly on chromatin structure."
"Thawed semen from 10 bears was used to analyze chromatin status by sperm chromatin Structure assay (SCSA) and head morphometry by the computer-assisted sperm morphology assessment (CASMA) system. Morphometry was analyzed before and after freezing thawing in order to evaluate the effects of cryopreservation on sperm heads. Each spermatozoon was measured for four primary parameters ...