Leptin Production and Release in the Dually in VitroPerfused Human Placenta

K Linnemann, A Malek, R Sager… - The Journal of …, 2000 - academic.oup.com
There is clear evidence that the placenta produces leptin. However, it is still unclear to what
extent leptin is released into the maternal and the fetal circulation. The aim of our study was …

Leptin secretion to both the maternal and fetal circulation in the ex vivo perfused human term placenta

N Hoggard, J Crabtree, S Allstaff, DR Abramovich… - Placenta, 2001 - Elsevier
The contribution of placental leptin, if any, to both the fetal and maternal circulation and its
role in pregnancy remains to be determined. In an experiment to investigate this, 27 …

Placental leptin in normal, diabetic and fetal growth-retarded pregnancies

RG Lea, D Howe, LT Hannah… - Molecular human …, 2000 - academic.oup.com
Leptin expression in third trimester placenta (p) and leptin concentrations in umbilical cord
blood (cb) were investigated in normal pregnancies [n= 10 (p), 31 (cb)] and abnormal …

Placental leptin

CJ Ashworth, N Hoggard, L Thomas… - Reviews of …, 2000 - rep.bioscientifica.com
Placental tissues from humans, rodents and farm animals contain leptin and its receptor.
Leptin produced by the human placenta has the same size, charge and immunoreactivity as …

Physiological and pathological regulation of feto/placento/maternal leptin expression

K Linnemann, A Malek, H Schneider… - Biochemical Society …, 2001 - portlandpress.com
There is clear evidence of placental leptin production, as shown recently in trophoblast
cultures and by dual in vitro placenta perfusion (median production of 225 pg/min per g of …

Serum leptin concentrations and expression of leptin transcripts in placental trophoblast with advancing baboon pregnancy

MC Henson, VD Castracane, JS O'Neil… - The Journal of …, 1999 - academic.oup.com
Leptin is a polypeptide hormone originally thought to be produced exclusively by
adipocytes. Recently, however, both leptin messenger ribonucleic acid (mRNA) and leptin …

Levels of leptin in maternal serum, amniotic fluid, and arterial and venous cord blood: relation to neonatal and placental weight

C Schubring, W Kiess, P Englaro… - The Journal of …, 1997 - academic.oup.com
The mechanisms by which maternal and fetal weight are regulated during pregnancy are
poorly understood. The ob protein, termed leptin, is produced by adipocytes. It is involved in …

Augmented placental production of leptin in preeclampsia: possible involvement of placental hypoxia

H Mise, N Sagawa, T Matsumoto, S Yura… - The Journal of …, 1998 - academic.oup.com
Preeclampsia (PE) is a hypertensive disorder, which develops in late pregnancy and is
usually associated with placental hypoxia and dysfunction. We have recently demonstrated …

The placenta is not the main source of leptin production in pregnant rat: gestational profile of leptin in plasma and adipose tissues

M Kawai, M Yamaguchi, T Murakami, K Shima… - Biochemical and …, 1997 - Elsevier
The gestational profiles of leptin in plasma, adipose tissue and placenta were investigated in
rats. Leptin in plasma and the adipose tissue of the maternal compartment increased as …

Leptin distribution and metabolism in the pregnant rat: transplacental leptin passage increases in late gestation but is reduced by excess glucocorticoids

JT Smith, BJ Waddell - Endocrinology, 2003 - academic.oup.com
Leptin is essential for the establishment of pregnancy and appears to promote fetal growth,
but the mechanisms regulating fetal leptin exposure remain unclear. In rodents, indirect …