نتایج جستجو برای: paternal age

تعداد نتایج: 762716  

2014
Rebecca G Smith Cathy Fernandes Rachel Kember Leonard C Schalkwyk Joseph Buxbaum Abraham Reichenberg Jonathan Mill

BACKGROUND Advanced paternal age is robustly associated with several human neuropsychiatric disorders, particularly autism. The precise mechanism(s) mediating the paternal age effect are not known, but they are thought to involve the accumulation of de novo (epi)genomic alterations. In this study we investigate differences in the frontal cortex transcriptome in a mouse model of advanced paterna...

Journal: :Pediatrics 2016
Joshua Jeong Dana Charles McCoy Aisha K Yousafzai Carmel Salhi Günther Fink

BACKGROUND AND OBJECTIVE Few studies have examined the relationship between paternal stimulation and children's growth and development, particularly in low- and middle-income countries (LMICs). This study aimed to estimate the prevalence of paternal stimulation and to assess whether paternal stimulation was associated with early child growth and development. METHODS Data from the Multiple Ind...

Journal: :Journal of medical genetics 1981
J D Erickson T O Bjerkedal

Records of births in Norway in 1967 to 1978 were examined for evidence of an increased risk of Down syndrome associated with older paternal age. From among some 685 000 total births with known maternal and paternal age, 693 cases of Down syndrome were reported to the Medical Birth Registry of Norway. The effect of paternal age was assessed by classifying fathers as young and old on the basis of...

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