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a.1.(Anat.) Pertaining to, or discovered by, Regnier de Graaf, a Dutch physician.
Graafian follicles
or vesicles, small cavities in which the ova are developed in the ovaries of mammals, and by the bursting of which they are discharged.
References in periodicals archive ?
All non-neoplastic lesions were arising from the Graafian follicle and some from the corpus luteum.
The following sexual maturity states were established: immature females, specimens without corpora lutea, closed vulva, uterus poorly developed and vascularised, without placental scars; submature females, voles without corpora lutea but with secondary follicles and/or Graafian follicles in the ovary, open vulva, uterus poorly vascularised, without placental scars or embryos; active mature females, individuals with corpora lutea, uterus completely developed and well or scarcely vascularised, showing placental scars and/or embryos, and with open vulva; inactive mature females, specimens with corpora lutea, uterus completely developed and well or scarcely vascularised, with or without placental scars, without embryos and with closed vulva.
01), highest in cross-bred cows indicating quality graafian follicles with supplementation.
Graafian follicle (FIII) (an oocyte surrounded by zonapellucida, stratified layers of granulosa cells and a large antrum).
Just before ovulation in Graafian follicles, some thecal cells differentiate into hypertrophic cells and the follicular basement membrane fragments.
The stereological study did not reveal any significant changes in the volumes of ovaries, primary, secondary and graafian follicles (8).
Pb group: The empty Graafian follicles without oocytes (degeneration of the oocyte).
significant enhancement on the reproductive function with a decrease in number and diameter of Graafian follicles in comparison to the normal structure.
This enabled mature Graafian follicles and corpora lutea (CL), the structure that forms after follicles have shed ova, to be counted.
Effect of calcium ion on the maturation of cumulus-enclosed pig follicular oocytes isolated from medium-sized Graafian follicles.
While the Graafian follicle is indeed the dominant follicle that releases the egg, after releasing the egg, the Graafian follicle does not migrate and attach to the uterine wall, as stated in the article, rather it turns into the corpus luteum, and is part of the ovary.