decidua


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decidua

 [de-sid´u-ah]
a name applied to the endometrium during pregnancy, all of which except for the deepest layer is shed after childbirth; called also decidual or deciduous membranes. adj., adj decid´ual.
basal decidua (decidua basa´lis) that portion lying under the implanted ovum and chorion.
capsular decidua (decidua capsula´ris) that portion directly overlying the implanted ovum and chorion, facing the uterine cavity.
menstrual decidua (decidua menstrua´lis) the hyperemic uterine mucosa shed during menstruation.
parietal decidua (decidua parieta´lis) (true decidua) (decidua ve´ra) the decidua exclusive of the area occupied by the implanted ovum and chorion.

de·cid·u·a

(dē-sid'yū-ă),
The endometrium of the uterus in a pregnant woman.
[L. deciduus, falling off]

decidua

(dĭ-sĭj′o͞o-ə)
n. pl. decid·uas or decid·uae (-o͞o-ē′)
A mucous membrane lining the uterus, modified during pregnancy and shed at parturition or during menstruation.

de·cid′u·al adj.

decidua

Gynecology Endometrial tissue that has been structurally and functionally transformed by pregnancy; 'decidualization' begins at conception's inception, and is complete by the end of the first month

de·cid·u·a

(dē-sij'ū-ă)
The endometrium of the pregnant uterus that has undergone changes, under the influence of hormones produced by the ovarian (ovulation) cycle, to prepare it for the implantation and nutrition of the blastocyst; so-called because the membrane is cast off after labor.
Synonym(s): deciduous membrane, membrana decidua.
[L. deciduus, falling off]

decidua

The thick lining of the womb (endometrium) during pregnancy with its associated membranes that are cast off with the PLACENTA after the birth of the baby.

decidua

that part of the lining of the uterus of mammals which, after thickening during pregnancy, is shed as AFTERBIRTH at parturition.
References in periodicals archive ?
Corin, an enzyme with a putative role in spiral artery remodeling, is up-regulated in late secretory endometrium and first trimester decidua. Hum.
VEGFA gene expression level is directly correlated with the activity of TGF?1mRNA synthesis in decidua in control.
Devido destaque deve ser dado a menor EUA em Toona ciliata que mesmo sendo uma especie decidua e obtendo menores valores de evapotranspiracao, foi a especie menos eficiente pelo seu minimo incremento em biomassa ao longo do ensaio.
To investigate the changes in the immune system in term normal pregnancy, we first analyzed the subtypes of NK cells in peripheral blood and decidua during normal pregnancy; then, we analyzed the expression of NCRs on the CD56+CD3- NK cell; and, finally, we evaluated cytokine production in the peripheral blood and decidua in term pregnancy.
DBMSCs are isolated from the decidua basalis of the maternal tissue of human term placenta.
The Treg concentration correlated with increased EVT invasion and with differences in the density of dendritic cells suggests that increased invasion of the trophoblasts may be due to immunological dysfunction of decidua characterised by a suppressed T-cell response.
Miana, A new spremidine alkaloid from Capparis deciduas. Heterocycles, 23, 3015 (1985).
Increased prevalence of T helper 17 (Th17) cells in peripheral blood and decidua in unexplained recurrent spontaneous abortion patients.
It is possible to observe more marking (brown staining) of bradykinin in healthy placentas, in the region of the decidua basalis, 86 (85.66 [+ or -] 2.59) BK markings per section (400X), while in placentas from women with pre-eclampsia, this marking is very weak and almost absent, showing 6 (5.67 [+ or -] 0.94) BK markings per section.
Recent studies have shown that FXIII, with the essence of TG, is involved in many more processes besides coagulation such as wound healing, bone extracellular matrix stabilization, and the interaction between embryo and decidua of uterus, as well as some rare processes [Table 1].[sup][45],[46],[47],[48],[49] The expression and activity level of FXIII also changes in leukemia and solid tumors, but its underline mechanism is still unknown and more research is needed.{Table 1}
isolated lymphocytes from the third trimester decidua of preeclamptic pregnant patients and healthy pregnant controls and investigated the expression of certain cell surface receptors, including CD69; however, they found no alterations in the CD3/CD69 decidual lymphocyte subset in preeclampsia compared to healthy pregnancy [15].