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Shoot tips excised from in vitro grown Chinese leek “Nakamidori” were successfully cryopreserved by vitrification. After 2 weeks cold-hardening, the excised shoot tips (1mm × 1.5mm) were precultured o...
It is possible to collect and successfully cryopreserve ejaculates in a non-mating season from rams of the autochthonous breeds Karakachan, Cooper-red Shumen and Karnobat-local, raised in Bulgaria. St...
The present study was conducted to detect sperm apoptosis in fresh, capacitated and frozen ram semen and to determine its relationship with other seminal parameters as motility and viability. The cryo...

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