Regulation of Nutrient Transport across the Placenta

Abnormal fetal growth, both growth restriction and overgrowth, is associated with perinatal complications and an increased risk of metabolic and cardiovascular disease later in life. Fetal growth is dependent on nutrient availability, which in turn is related to the capacity of the placenta to trans...

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Main Authors: Susanne Lager, Theresa L. Powell
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Journal of Pregnancy
Online Access:http://dx.doi.org/10.1155/2012/179827
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author Susanne Lager
Theresa L. Powell
author_facet Susanne Lager
Theresa L. Powell
author_sort Susanne Lager
collection DOAJ
description Abnormal fetal growth, both growth restriction and overgrowth, is associated with perinatal complications and an increased risk of metabolic and cardiovascular disease later in life. Fetal growth is dependent on nutrient availability, which in turn is related to the capacity of the placenta to transport these nutrients. The activity of a range of nutrient transporters has been reported to be decreased in placentas of growth restricted fetuses, whereas at least some studies indicate that placental nutrient transport is upregulated in fetal overgrowth. These findings suggest that changes in placental nutrient transport may directly contribute to the development of abnormal fetal growth. Detailed information on the mechanisms by which placental nutrient transporters are regulated will therefore help us to better understand how important pregnancy complications develop and may provide a foundation for designing novel intervention strategies. In this paper we will focus on recent studies of regulatory mechanisms that modulate placental transport of amino acids, fatty acids, and glucose.
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spelling doaj-art-8cdef6bfadad4f62a30368269ac9ea802025-02-03T01:21:10ZengWileyJournal of Pregnancy2090-27272090-27352012-01-01201210.1155/2012/179827179827Regulation of Nutrient Transport across the PlacentaSusanne Lager0Theresa L. Powell1Department of Obstetrics and Gynecology, Center for Pregnancy and Newborn Research, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Drive, Mail Code 7836, San Antonio, TX 78229-3900, USADepartment of Obstetrics and Gynecology, Center for Pregnancy and Newborn Research, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Drive, Mail Code 7836, San Antonio, TX 78229-3900, USAAbnormal fetal growth, both growth restriction and overgrowth, is associated with perinatal complications and an increased risk of metabolic and cardiovascular disease later in life. Fetal growth is dependent on nutrient availability, which in turn is related to the capacity of the placenta to transport these nutrients. The activity of a range of nutrient transporters has been reported to be decreased in placentas of growth restricted fetuses, whereas at least some studies indicate that placental nutrient transport is upregulated in fetal overgrowth. These findings suggest that changes in placental nutrient transport may directly contribute to the development of abnormal fetal growth. Detailed information on the mechanisms by which placental nutrient transporters are regulated will therefore help us to better understand how important pregnancy complications develop and may provide a foundation for designing novel intervention strategies. In this paper we will focus on recent studies of regulatory mechanisms that modulate placental transport of amino acids, fatty acids, and glucose.http://dx.doi.org/10.1155/2012/179827
spellingShingle Susanne Lager
Theresa L. Powell
Regulation of Nutrient Transport across the Placenta
Journal of Pregnancy
title Regulation of Nutrient Transport across the Placenta
title_full Regulation of Nutrient Transport across the Placenta
title_fullStr Regulation of Nutrient Transport across the Placenta
title_full_unstemmed Regulation of Nutrient Transport across the Placenta
title_short Regulation of Nutrient Transport across the Placenta
title_sort regulation of nutrient transport across the placenta
url http://dx.doi.org/10.1155/2012/179827
work_keys_str_mv AT susannelager regulationofnutrienttransportacrosstheplacenta
AT theresalpowell regulationofnutrienttransportacrosstheplacenta