What's the difference between placentae and placental?

Placentae


Definition:

  • (pl. ) of Placenta

Example Sentences:

  • (1) These studies, in addition to demonstrating that the placenta contains TRH deamidase activity, suggest that losses of fetal TRH through the placenta are not large.
  • (2) A cDNA library prepared from human placenta has been screened for sequences coding for factor XIIIa, the enzymatically active subunit of the factor XIII complex that stabilizes blood clots through crosslinking of fibrin molecules.
  • (3) 1) The incidence of premature rupture of the membranes (PROM), threatened premature delivery, toxemia and abruption placentae were 40.6, 36.4, 7.8 and 3.0%, respectively.
  • (4) By contrast, there was a rapid exchange of tracer Leu carbon between placenta and fetus resulting in a significant flux of labeled KIC from placenta to fetus.
  • (5) GnRH has paracrine (local) effects in the gonads and placenta, acts as a neurotransmitter in the central nervous system, and has autocrine regulatory effects in some tumour cells.
  • (6) However, a history of abruptio placentae revealed an 11-fold risk of premature separation of placentae in subsequent pregnancy.
  • (7) In the first model, the kinetics of the number of bacteria in the spleen, liver, and placenta of mice inoculated intravenously on day 16 of pregnancy were monitored for 48 h after infection.
  • (8) This was either giant teratoma of placenta or malformed twin foetus.
  • (9) DNA of cytomegalovirus (CMV) was examined in 131 placentae and 28 umbilical blood specimens by DNA-DNA hybridization.
  • (10) A stillborn girl, with external signs of trisomy 18 syndrome, was subsequently shown to have a mosaic pattern in both the lymphocytes and the placenta.
  • (11) The placenta was demonstrated to increase in thickness with advancing menstrual age.
  • (12) Glutathione S-transferase (GST) purified from Schistosoma mansoni or human placenta was inhibited by the antischistosomal drug oltipraz (OPZ) in a time- and concentration-dependent manner.
  • (13) We have found FLT4 expression in human placenta, lung, heart, and kidney, whereas the pancreas and brain appeared to contain very little if any FLT4 RNA.
  • (14) Based on morphological, virological, biochemical and molecular biological data, it is proposed that the presence of endogenous retrovirus particles in the placental cytotrophoblasts of many mammals is indicative of some beneficial action provided by the virus in relation to cell fusion, syncytiotrophoblast formation and the creation of the placenta.
  • (15) The levels of oestrogens and progesterone were greater (P less than 0.05) in the umbilical vein than umbilical artery, indicating the endocrine function of the placenta.
  • (16) In each rabbit, a single fetal sac was opened, the umbilical vessels were cannulated and the placenta was perfused in situ with buffered Krebs solution containing Dextran.
  • (17) Two similar, 41- and 67-kDa G-proteins were identified in the wheat germ-purified insulin receptor preparations obtained from human placenta.
  • (18) It was concluded that (i) free fatty acids can cross the rabbit placenta in amounts sufficient to provide the fatty acid components of stored triglyceride and structural lipids; (ii) placental transport of free fatty acids depends in part on maternal blood concentration and on foetal uptake; (iii) foetal circulating free fatty acids are continually exchanging with fatty acid pools in the placenta and with the maternal circulating free fatty acids.
  • (19) We postulate that the apposition of trophotaenial epithelium to the internal ovarian epithelium constitutes a placental association equivalent to a noninvasive, epithelioform of an inverted yolk sac placenta.
  • (20) These data suggest that fasting mobilizes maternal fuel stores but that these stores are not effectively used by the placenta or transported to the fetus for storage.

Placental


Definition:

  • (a.) Of or pertaining to the placenta; having, or characterized by having, a placenta; as, a placental mammal.
  • (a.) Of or pertaining to the Placentalia.
  • (n.) One of the Placentalia.

Example Sentences:

  • (1) Confined placental chorionic mosaicism is reported in 2% of viable pregnancies cytogenetically analyzed on chorionic villi samplings (CVS) at 9-12 weeks of gestation.
  • (2) The human placental villus tissue contains opioid receptors and peptides.
  • (3) Under the same conditions, no radioactive estrogen could be identified in adrenal and placental incubations.
  • (4) Intravenous injection of Cd2+ to the pregnant rat on day 12 causes a dose-dependent inhibition of placental Zn2+ transport.
  • (5) Stimulation of placental growth by fetal insulin may be an important component of the fetal growth stimulatory effect of endogenous insulin.
  • (6) Significantly more PP12 (P less than 0.001) was released into the medium from decidual explants than from chorion and amnion explants throughout the experimental period of 24 h. When incubated under identical conditions, placental explants released no detectable PP12.
  • (7) We suggest trans-placental sensitization as one of several possible interpretations of this finding.
  • (8) Anti-synthetic HIRP(957-980) serum HIR-27 was proved to cross-react with HIRP-related proteins in solubilized human placental membranes.
  • (9) Human placental uracil DNA glycosylase was purified 3700-fold to apparent homogeneity as defined by SDS gel analysis.
  • (10) Affinity-purified human placental ribonuclease inhibitor (PRI) was digested by trypsin.
  • (11) Evaluation of the roles of prolactin and placental lactogen in pregnancy in primates has revealed mammotropic, fetal osmoregulatory, metabolic, and steroidogenic roles, which appear to protect the uterine contents during late pregnancy and prepare the fetus for the changes in nutrition at the time of delivery.
  • (12) The intravenous administration of ovine placental lactogen to pregnant and non-pregnant sheep produced significant acute decreases in plasma free fatty acid, glucose and amino nitrogen concentrations.
  • (13) The following examinations could be proposed: in high risk cases determined before pregnancy, a chorionic villus sampling should be done between the 9th and 11th weeks of gestation; in low risk cases such as advanced maternal age, a first trimester chorionic villus sampling or a second trimester amniocentesis could be chosen; in the case of Down's syndrome, warning signs, for example ultrasonographic or biological parameters, a second trimester placental biopsy to relieve the parents' anxiety; in high risk cases such as ultrasonographic malformations, late placental biopsy or cordocentesis.
  • (14) Thermostability of placental catalase increases with prenatal development, while the enzyme from fetal liver remains moderately heat-stable throughout the gestation.
  • (15) Due to placental insufficiency a cesarean section had to be performed in the 31st week of gestation.
  • (16) The most remarkable finding is that activation by N-ethylaminoethanol is much more pronounced, in the case of the intestinal and placental isoenzymes, than is activation by diethanolamine.
  • (17) Significant correlations were observed between m-AFP and fetal weight and PAMP-2 and placental weight.
  • (18) In contrast to many eutherian (placental) species, this marsupial was found to lack histamine in blood leukocytes and platelets.
  • (19) Polymorphism of PGM1 and PGM3 types was investigated in placental extracts from 127 unrelated Japanese parturients living in Yamanashi Prefecture.
  • (20) Rabbit antiserum against highly purified high-molecular-weight B-variant of human placental alkaline phosphatase (M.W.

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