نتایج جستجو برای: prenatal development
تعداد نتایج: 1445849 فیلتر نتایج به سال:
Prenatal stress (PS) has been linked to abnormal cognitive, behavioral and psychosocial outcomes in both animals and humans. Animal studies have clearly demonstrated PS effects on the offspring's brain, however, while it has been speculated that PS most likely affects the brains of exposed human fetuses as well, no study has to date examined this possibility prospectively using an independent s...
Similarly, new proposals relative to vaccination with modified live viruses, such as those which have been devised by Koprowski and Sabin, although still in the research phase, receive a good review of the situation up to that date. A third new subject, which has actually only come into being in the last four or five years, is found in the papers dealing with the whole new family of enteric sir...
Exposure to sinusoidal (power-frequency) magnetic fields during prenatal development is implicated in adulthood behavioral impairments. However, the effects of prenatal exposure to weak-intensity, nonsinusoidal complex magnetic fields (CMFs), an increasingly common feature of the modern environment, have not been rigorously examined. In the present study, male and female Wistar-strain rats were...
It remains unclear whether the GSTM1 genotype interacts with tobacco smoke exposure (TSE) in asthma development. This study aimed to investigate the interactions among GSTM1 genotype, gender, and prenatal TSE with regard to childhood asthma development. In a longitudinal birth cohort in Taiwan, 756 newborns completed a 6-year follow-up, and 591 children with DNA samples available for GSTM1 geno...
background: the aim of this perspective study was to assess the frequency of hemoglobinopathy mutational genes among voluntary hemoglobinopathy carrier couples-to-be referred to thalassemia center, shafa hospital, affiliated to ahvaz jondidishapur university of medical sciences (ajuoms), during their first trimester of pregnancy for genetic screening and counseling for prenatal diagnosis (pnd)....
maternity child health is one of the important and essential aspects of health services that must be considered as a priority in administrative programs because mothers and their children more than other people in the community are affected by perilous environmental factors. they are very vulnerable that lead to disease, failure to thrive, inability and death. every year, poor hygiene leads to ...
background: the need to provide high quality prenatal care services, which take account of women's views and specifically address their need for information, support and communication, has been advocated and group prenatal care, had been suggested as one of the ways to achieve this objective. the purpose of this study was to examine the impact of group versus individual prenatal care on sati...
BACKGROUND Paracetamol exposure has been positively associated with asthma development. The relative importance of prenatal vs infant exposure and confounding by indication remains elusive. We examined the association of prenatal and infant (first 6 months) paracetamol exposure with asthma development while addressing confounding by indication. METHODS We used information from the Norwegian M...
This review examines the rationale for increased study of the prenatal development of airway smooth muscle (ASM). With a critical role in asthma and airway remodelling, ASM has been extensively investigated. Nevertheless, there is a paucity of studies looking at prenatal ASM development and function. A working party report from the National Heart Lung and Blood Institute identified this issue a...
The aim of the study was to quantify the morphological changes of the human dentate nucleus during prenatal development using mathematical models that take into account main morphometric parameters. The camera lucida drawings of Golgi impregnated neurons taken from human fetuses of gestational ages ranging from 14 to 41 weeks were analyzed. Four morphometric parameters, the size of the neuron, ...
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