Cited by 26Growth Hormone and Insulin-like Growth FactorsBirth, Development, and HealthPregnancy and preeclampsia studies

The DOI matches its Crossref record; 8 of the 8 references it cites were found in a registry or an index.

The Nutritional Regulation of Circulating Placental Lactogen in Fetal Sheep

Abstract

Maternal and fetal plasma ovine placental lactogen (oPL), insulin, and IGF-I levels were measured in response to the starvation and refeeding of pregnant sheep on two defined planes of nutrition. Chronically catheterized pregnant ewes were placed on either a high plane (n = 5) or low plane (n = 5) of nutrition at least 1 wk before the experiment. At 125 to 135 d gestation, the ewes were starved for 72 h and then an i.v. infusion of 10% glucose was administered over 4 h, followed by refeeding at the designated nutritional plane. Plasma oPL levels of fetuses whose mothers had been on a high plane of nutrition were significantly higher during starvation (p less than 0.05) than those of fetuses whose mothers had been on a low plane (high + 0.54 +/- 0.17 and low -0.02 +/- 0.17 nmol/L from mean control levels). Intravenous glucose infusion to the ewes at the end of starvation caused a marked rise in fetal plasma oPL levels in both groups (increments of 2.61 +/- 1.4 nmol/L in the high group and 2.81 +/- 1.16 nmol/L in the low group). Maternal oPL levels did not differ significantly between the two nutritional groups during starvation and did not change during glucose infusion. Fetal and maternal plasma IGF-I levels both fell during starvation. Maternal IGF-I levels fell faster in the high group (-17.9 +/- 4.5 at 24 h versus -4.7 +/- 7.2 nmol/L in the low group), but the groups were not different at the end of starvation.(ABSTRACT TRUNCATED AT 250 WORDS)

Overview

Integrity signals

Registry

Crossref · 10.1203/00006450-199205000-00023

Cites

8 of 8 references verified0 citation errors · 0 not checkable

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Claims other papers make about this one

Each is checked against this paper’s own text: does it say what the citing paper says it does?

  • Production of ovine placental lactogen (oPL) is nutritionally responsive and is increased in late gestation by short-term fasting and periconceptional undernutrition.

    “In addition, production of ovine placental lactogen (oPL) is nutritionally responsive and is increased in late gestation by short-term fasting and periconceptional undernutrition (421, 422).”

    From Placental Origins of Chronic Disease (2016) · cites this paper as [421]

  • Ovine placental lactogen production is also increased by short-term glucose infusion.

    “It is also increased by short-term glucose infusion (421).”

    From Placental Origins of Chronic Disease (2016) · cites this paper as [421]

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Metadata

Authors
Oliver, M. H., Harding, J. E., Breier, B. H., Evans, P. C., & Gluckman, P. D.
Affiliations
University of Auckland (NZ)
Venue
Pediatric Research
Published
1992-05
Volume
31
Issue
5
Pages
520-523
ISSN
  • 0031-3998 (ISSN-L)
  • 1530-0447
OpenAlex
W2079215552
Cited by
26
References
8
Citations by year
2023: 1 · 2018: 1 · 2016: 3 · 2015: 1 · 2014: 2 · 2013: 1
FWCI
0.87
Type
journal article
Language
en
Open access
closed
Locations
  • Pediatric Research (publishedVersion)
  • PubMed (publishedVersion)
Funders
Medical Research Council
Topics
  • Health Sciences › Medicine › Endocrinology, Diabetes and Metabolism › Growth Hormone and Insulin-like Growth Factors
  • Health Sciences › Medicine › Pediatrics, Perinatology and Child Health › Birth, Development, and Health
  • Health Sciences › Medicine › Obstetrics and Gynecology › Pregnancy and preeclampsia studies
Keywords
placental lactogen, fetal sheep, maternal nutritional status, starvation, refeeding, glucose infusion, insulin, insulin-like growth factor I
MeSH terms
Animals, Animal Nutritional Physiological Phenomena, Female, Fetal Blood, Insulin, Insulin-Like Growth Factor I, Maternal-Fetal Exchange, Nutritional Status, Placental Lactogen, Pregnancy, Sheep, Starvation

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