placental

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Related to Placental lactogen: placental growth hormone

pla·cen·ta

 (plə-sĕn′tə)
n. pl. pla·cen·tas or pla·cen·tae (-tē)
1.
a. A membranous vascular organ that develops in female eutherian mammals during pregnancy, lining the uterine wall and partially enveloping the fetus, to which it is attached by the umbilical cord. Following birth, the placenta is expelled.
b. A similar organ in marsupial mammals, consisting of a yolk sac attached to the uterine wall.
c. An organ with similar functions in some nonmammalian animals, such as certain sharks and reptiles.
2. Botany The part within the ovary of a flowering plant to which the ovules are attached.

[New Latin, from Latin, flat cake, alteration of Greek plakoenta, from accusative of plakoeis, flat, from plax, plak-, flat land, surface; see plāk- in Indo-European roots.]

pla·cen′tal adj.

placental

(pləˈsɛntəl) or

placentate

adj
(Zoology) (esp of animals) having a placenta: placental mammals. See also eutherian
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.placental - mammals having a placentaplacental - mammals having a placenta; all mammals except monotremes and marsupials
mammal, mammalian - any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk
Eutheria, subclass Eutheria - all mammals except monotremes and marsupials
farm animal, livestock, stock - any animals kept for use or profit
bull - mature male of various mammals of which the female is called `cow'; e.g. whales or elephants or especially cattle
cow - mature female of mammals of which the male is called `bull'
yearling - an animal in its second year
buck - mature male of various mammals (especially deer or antelope)
doe - mature female of mammals of which the male is called `buck'
insectivore - small insect-eating mainly nocturnal terrestrial or fossorial mammals
aquatic mammal - whales and dolphins; manatees and dugongs; walruses; seals
carnivore - a terrestrial or aquatic flesh-eating mammal; "terrestrial carnivores have four or five clawed digits on each limb"
Fissipedia - in some classifications considered a suborder of Carnivora
aardvark, Orycteropus afer, ant bear, anteater - nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata
bat, chiropteran - nocturnal mouselike mammal with forelimbs modified to form membranous wings and anatomical adaptations for echolocation by which they navigate
gnawing mammal, lagomorph - relative large gnawing animals; distinguished from rodents by having two pairs of upper incisors specialized for gnawing
gnawer, rodent - relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing
Ungulata - in former classifications a major division of Mammalia comprising all hoofed mammals; now divided into the orders Perissodactyla (odd-toed ungulates) and Artiodactyla (even-toed ungulates)
hoofed mammal, ungulate - any of a number of mammals with hooves that are superficially similar but not necessarily closely related taxonomically
Unguiculata - in former classifications a major division of Mammalia comprising mammals with nails or claws; distinguished from hoofed mammals and cetaceans
unguiculate, unguiculate mammal - a mammal having nails or claws
cony, das, dassie, hyrax, coney - any of several small ungulate mammals of Africa and Asia with rodent-like incisors and feet with hooflike toes
pachyderm - any of various nonruminant hoofed mammals having very thick skin: elephant; rhinoceros; hippopotamus
edentate - primitive terrestrial mammal with few if any teeth; of tropical Central America and South America
anteater, pangolin, scaly anteater - toothless mammal of southern Africa and Asia having a body covered with horny scales and a long snout for feeding on ants and termites
primate - any placental mammal of the order Primates; has good eyesight and flexible hands and feet
tree shrew - insectivorous arboreal mammal of southeast Asia that resembles a squirrel with large eyes and long sharp snout
colugo, flying cat, flying lemur - arboreal nocturnal mammal of southeast Asia and the Philippines resembling a lemur and having a fold of skin on each side from neck to tail that is used for long gliding leaps
proboscidean, proboscidian - massive herbivorous mammals having tusks and a long trunk
plantigrade, plantigrade mammal - an animal that walks with the entire sole of the foot touching the ground as e.g. bears and human beings
digitigrade, digitigrade mammal - an animal that walks so that only the toes touch the ground as e.g. dogs and cats and horses
Adj.1.placental - pertaining to or having or occurring by means of a placenta; "all mammals except monotremes and marsupials are placental mammals"
aplacental - having no placenta; "monotremes and marsupials are aplacental mammals"
Translations

pla·cen·tal

a. placentario-a, de la placenta.

placental

adj placentario; — abruption desprendimiento prematuro de placenta
References in periodicals archive ?
Placental lactogen was purified by gel filtration chromatography using Sephadex-G100 and ion exchange chromatography on DEAE-Sepharose, employing a linear salt gradient.
Human placental lactogen is produced by the placenta and stimulates lipolysis and fatty acid metabolism by the woman, conserving blood glucose for use by the fetus.
Development of insulin resistance is likely to be multi-factorial in aetiology and may be caused by increasing concentrations of human placental lactogen, human placental hormone and tumor necrosis factor-alpha or falling concentrations of adiponectin.
Estrogen, progesterone, human chorionic gonad-otropin hormone (HCG), human placental lactogen (HPL) and placental growth hormone (PGH) whose levels are known to be gradually rise throughout the pregnancy have been evaluated in different studies for a possible association with PR.
On immunohistochemical staining, the tumour cells were positive for human placental lactogen (Fig.
In late pregnancy, human placental lactogen also promotes lipolysis and fat mobilization.
The placenta produces a hormone called the human placental lactogen (HPL), which raises the mother's blood glucose level and makes her body less sensitive to insulin.
Human placental lactogen (hPL) is produced in the placenta and acts as an immunosuppressant inducing tolerance and gestational fetal growth factor (2).
Consider the case of placental lactogen hormone (PL).
These choriocarcinomatous cells express hCG and human placental lactogen markers by immunohistochemistry.
The changes in glucose and fat metabolism that he observed during pregnancy are now known to be due to human placental lactogen and placental growth hormone and not due to hCG.