نتایج جستجو برای: prenatal period

تعداد نتایج: 523209  

Journal: :Developmental psychology 2011
Kimberly Andrews Espy Hua Fang Craig Johnson Christian Stopp Sandra A Wiebe

Smoking during pregnancy is a persistent public health problem that has been linked to later adverse outcomes. The neonatal period--the first month of life--carries substantial developmental change in regulatory skills and is the period when tobacco metabolites are cleared physiologically. Studies to date mostly have used cross-sectional designs that limit characterizing potential impacts of pr...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2002
Shirley X Guo-Ross Suzanne Clark Daniel A C Montoya Katherine H Jones Jennifer Obernier Ashok K Shetty Aaron M White Jan Krzysztof Blusztajn Wilkie A Wilson H Scott Swartzwelder

Choline, a dietary compound present in many foods, has recently been classified as an essential nutrient for humans. There is evidence from animal models that the availability of choline during the prenatal period influences neural and cognitive development. Here we report that choline supplementation during a 6 d gestational period protects against neurodegeneration in the posterior cingulate ...

Journal: :Jornal de pediatria 2013
Samir B Kassar Ana M C Melo Sônia B Coutinho Marilia C Lima Pedro I C Lira

OBJECTIVE To identify risk factors for neonatal mortality, focusing on factors related to assistance care during the prenatal period, childbirth, and maternal reproductive history. METHODS This was a case-control study conducted in Maceió, Northeastern Brazil. The sample consisted of 136 cases and 272 controls selected from official Brazilian databases. The cases consisted of all infants who ...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2008
Shawna M McBride Bruce Culver Francis W Flynn

This study examined critical periods in development to determine when offspring were most susceptible to dietary sodium manipulation leading to amphetamine sensitization. Wistar dams (n = 6-8/group) were fed chow containing low (0.12% NaCl; LN), normal (1% NaCl; NN), or high sodium (4% NaCl; HN) during the prenatal or early postnatal period (birth to 5 wk). Offspring were fed normal chow therea...

Journal: :iranian journal of blood and cancer 0
khodamorad zandian bijan keikhaie mohamad pedram fatemeh kianpoor ghahfarokhi

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)....

Journal: :نشریه پرستاری ایران 0
معصومه حسن hasan, m

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 ...

Journal: :مجله پزشکی مولکولی 0
najmeh ahangari department of genetics and biotechnology, faculty of medicine, hormozgan university of medical sciences, bandae abbas, iran mohammad doosti doosti department of molecular genetics, hope generation genetic polyclinic, mashhad, iran elaheh ahangari department od statistics, mashhad university of payam-e-noor, mashhad, iran. nafise baradarn rafiee department of obstetrics and gynecology, emam reza hospital, mashhad university of medical sciences, mashhad, iran ehsan ghayoor karimiani department of molecular genetics, honorary research associate, university of manchester, uk

introduction: the most common chromosomal abnormalities detected in perinatal period are aneuploidies of chromosome 21, 18, 13, x and y. the aim of this study is to assess referral reasons for invasive diagnostic method using rapid qf-pcr for fetal chromosomal abnormalities in gynecologists’ referrals. methods: a retrospective study of results was performed on data between september 2015 and ju...

2012
Jiong Li Jørn Olsen Mogens Vestergaard Carsten Obel Jette Kolding Kristensen Jasveer Virk

BACKGROUND The etiology of type-2 diabetes is only partly known, and a possible role of prenatal stress in programming offspring for insulin resistance has been suggested by animal models. Previously, we found an association between prenatal stress and type-1 diabetes. Here we examine the association between prenatal exposure to maternal bereavement during preconception and pregnancy and develo...

Journal: :iranian journal of public health 0
f jafari h eftekhar k mohammad a fotouhi

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...

Introduction: Based on available evidence, exposure of the female fetus to androgens during the prenatal period, by affecting the expression of some genes, can cause polycystic ovary syndrome (PCOS) in adulthood. On the other hand, changes in luteinizing hormone (LH) levels and its receptor are associated with the risk of reproductive disorders, including PCOS. The present study aimed to evalua...

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