during hibernation period from mid october to late march, we removed testis of laudakia caucasia. based on histological and statistical analyses we obtained two phases in spermatogenesis in this lizard as follows: (a) from october to december, in which the spermatogenesis is inactive and (b) from january to march, in which the spermatogenesis is active. spermatogenesis during late hibernation o...

Background Previous studies have indicated that tooth loss is associated with colorectal cancer risk but have presented controversial results. Methods We conducted a dose-response meta-analysis in order to investigate the correlation between tooth loss and colorectal cancer risk. Up to August 2017, six eligible studies were included in this meta-analysis. Results Our results showed statisti...

Türkiye farklı iklim ve coğrafi şartlara sahip olduğu için çok çeşitli bal arı ırklarının merkezi konumundadır. Türkiye’de yaygın olarak Anadolu arısı (Apis mellifera anatolica M.), Kafkasya caucasia G.), Suriye Arısı syrica), İran meda Skorikov, 1929) ırkları bulunmaktadır. Arıcılığın geçmişi Taş Devri eski medeniyet çağlarına kadar dayanmaktadır. İspanya'da yapılan kazılarda ortaya çıkarılan ...

We intended to relate the geographic distribution of ruminant gastrointestinal nematodes in relation to steppe climate (and vegetation). Data are either from literature or from newly acquired/available results. Simple or more sophisticated meteorological indices were used to characterize the climate. Regression analyses were used to correlate climatic factors and presence of endoparasites from ...