Four Cases of Low Chiasma Frequency Diagnosed in Semen
نویسندگان
چکیده
منابع مشابه
Variation in chiasma frequency among eight accessions of Arabidopsis thaliana.
Natural variation in meiotic recombination frequency in Arabidopsis thaliana has been assessed by analyzing chiasma frequency variation among a range of geographically and ecologically diverse accessions. Fifty pollen mother cells at metaphase I of meiosis were analyzed from each of eight accessions and fluorescence in situ hybridization was applied to enable identification of all 10 chromosome...
متن کاملReport of Four Cases of Osteogenesis
Four cases of osteogenesis imperfecta along with clinical and laboratory studies were reported. Autosomal dominant pattern of transmission was most pro - bable in the first case owing to the fact that all members of the family showed blue sebera,two third was affected with various fractures and one forth suffered with deafness. Recessive abnormal trait probably due to new mutation was the c...
متن کاملLooking for natural variation in chiasma frequency in Arabidopsis thaliana.
Information concerning natural variation either in chiasma frequency or in the genetic basis of any such variation is a valuable tool to characterize phenotypic traits and their genetic control. Here meiotic recombination frequencies are analysed in nine geographically and ecologically diverse accessions of Arabidopsis thaliana, and a comparative study was carried out incorporating previous dat...
متن کاملCongenital Rickets: Report of Four Cases
Introduction: Vitamin D deficiency and rickets continue to be health problems in developing countries and most of the infants with congenital rickets may present with hypocalcemic seizure. Case Report: In this article, the report on four infants who presented with hypocalcemic seizures but subsequently were found to have congenital rickets is presented. All of them had hypocalcaemia and low l...
متن کاملExternal Ophthalmomyiasis in Yazd/Iran: report of four cases
Myiasis of different organs has been reported from various regions in the world. Infection of the eye might appear as eyelids problems or conjunctiva (ophthalmomyiasis externa), or the larvae may invade into the eye (ophthalmomyiasis interna). We report 4 human cases of external ophthalmic myasis from Yazd province, in central region of Iran. All of them referred with symptoms of acute conjunct...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: International Journal of Andrology
سال: 1978
ISSN: 0105-6263,1365-2605
DOI: 10.1111/j.1365-2605.1978.tb00588.x