eutherian


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to eutherian: metatherian

eutherian

(yo͞o-thîr′ē-ən)
n.
Any of various mammals of the infraclass Eutheria, including all of the species, such as primates, carnivores, whales, ruminants, bats, and rodents, in which the female bears live young that are nourished before birth by means of a complex placenta. Also called placental mammal.

eu·ther′i·an adj.

eutherian

any placental mammal of the subclass Eutheria, characterized by the embryo developing in the uterus of the female where it obtains food and exchanges gases through the attached PLACENTA.
References in periodicals archive ?
At the time of both pregnancies I had two cats who, being themselves in possession of eutherian knowledge, were well aware that my body had embarked on a major project.
Galectins: Guardians of eutherian pregnancy at the maternal fetal interface.
L1 accumulation on the X chromosome of eutherian mammals has been associated with chromosome inactivation during female embryogenesis [25,30].
(16,25) Furthermore, PEG11/ RTL1 was acquired after the eutherian/marsurpial split and before the split of the three major eutherian lineages, boreoeutheria (including euarchontoglires and laurasiatheria), afrotheria and xenarthra 120 Ma (see Fig.
Conversely, the eutherian water- and glycerol-transporting aquaporins (aquaglyceroporins, Glps) represented by AQP3, -7, -9, and -10, which range in size from 31.4-37.0 kDa for the human channels, have a more open structure due to a longer polypeptide region in loop E (Verma et al., 2015) and the tendency to display an uncharged constriction residue on TMD5.
Unlike mammalian embryos, avian embryos are closed systems (cleidoic egg) that offer the ability to solely observe embryonic responses to a teratogen as compared to combined maternal responses, fetal responses, and maternal to fetal transport as seen within eutherian embryos.
eutherian relationships" Molecular Biology and Evolution, vol.
Significance of the need for sperm capacitation before fertilization in eutherian mammals.
As the earliest known fossil ancestral to placental mammals, Juramaia providesd fossil evidence of the date when eutherian mammals diverged from other mammals: metatherians (whose descendants include marsupials such as kangaroos) and monotremes (such as the platypus).
The specimen has been recovered from the "Siwalik Series" indicating that it is a eutherian mammalian lower jaw.