to provide the validated and standardized form of the persian version of the ages and stages questionnaires as an appropriate developmental screening tool for evaluation of iranian children's development.this was a cross-sectional study. translation and back-translation, content validity determination, cultural and lingual modifications, pilot study on 100 parents and inter-rater reliability de...

Successful anther/microspore culture largely depends on the use of microspores at appropriate developmental stages at the time of culture, which can be specific for each plant species and genotype. This study was carried out to determine the correlation between morphological characteristics, namely floral bud (FB) length and width and anther length, and specific microspore developmental stages ...

Background: Cryopreservation of oocytes, which is an interesting procedure to conserve female gametes, is an essential part of reproductive biotechnology. The objective of the present study was to investigate the effects of cumulus cells on survival,in vitro maturation,fertilization and subsequent developmental capacity of mouse germinal vesicle stage oocytes during vitrification. Materials and...