منابع مشابه
Prenatal stress and newborn telomere length.
BACKGROUND The developmental origin of the health and disease hypothesis is based on the premise that many chronic diseases have their roots in fetal development. Specifically, maternal stress during pregnancy is associated with altered fetal development and many adverse long-term health outcomes. Although the mechanisms underlying this effect are currently unclear, at the cellular level 1 poss...
متن کاملImpact of Dehydroepiandrosterone Sulfate on Newborn Leukocyte Telomere Length
The newborn setting of leukocyte telomere length (LTL) likely has important implications for telomere dynamics over the lifespan. However, its determinants are poorly understood. Hormones play an important role during pregnancy and delivery. We hypothesized that exposure to hormones may impact the fetal telomere biology system. To test this hypothesis, cortisol, estradiol, dehydroepiandrosteron...
متن کاملMaternal pre-pregnancy body mass index and newborn telomere length
BACKGROUND Newborn telomere length sets telomere length for later life. At birth, telomere length is highly variable among newborns and the environmental factors during in utero life for this observation remain largely unidentified. Obesity during pregnancy might reflect an adverse nutritional status affecting pregnancy and offspring outcomes, but the association of maternal pre-pregnancy body ...
متن کاملLeukocyte telomere length: the telomere tale continues.
In culture, replicating human somatic cells display progressive telomere shortening. Ultimately, such cells either undergo apoptosis or enter a state of replicative senescence that is triggered by critically shortened telomeres. Accordingly, telomere length is an index of both the replicative history and the replicative potential of human somatic cells in culture (1). Most replicating human som...
متن کاملTelomere Length and Aging
Telomeres, the TTAGGG tandem repeats at the ends of chromosomes, become progressively shortened with each replication of cultured human somatic cells (reviewed in Wong and Collins (Wong & Collins 2003)) until a critical length is achieved, at which point the cell enters replicative senescence. This situation can be reversed by the enzyme named telomerase that is responsible for Telomere Length ...
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ژورنال
عنوان ژورنال: Pediatric Research
سال: 2002
ISSN: 0031-3998,1530-0447
DOI: 10.1203/01.pdr.0000022341.72856.72