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An oogonium (pl.: oogonia) is a small diploid cell which, upon maturation, forms a primordial follicle in a female fetus or the female (haploid or diploid) gametangium of certain thallophytes. In the mammalian fetus
Oogonium are the stem cells for oocytes, and were previously thought to be depleted during development during the production of the primary oocytes. [1] However, some of these stem cells have been found in the mouse and primate ovaries.
By definition it means, to recapitulate mammalian oogenesis and producing fertilizable oocytes in vitro.it is a complex process involving several different cell types, precise follicular cell-oocyte reciprocal interactions, a variety of nutrients and combinations of cytokines, and precise growth factors and hormones depending on the ...
Esther is crowned in this 1860 woodcut by Julius Schnorr von Karolsfeld.. Hypergamy (colloquially referred to as "dating up" or "marrying up" [1]) is a term used in social science for the act or practice of a person dating or marrying a spouse of higher social status or sexual capital than themselves.
Some sources define the adnexa as the fallopian tubes and ovaries. [1] Others include the supporting tissues". [2] Another source defines the appendages as the "regions of the true pelvis posterior to the broad ligaments". [3] One dictionary includes the fallopian tubes, ovaries, and ligaments (without specifying precisely which ligaments are ...
Definition [ edit ] The Oxford English Dictionary defines psychologism as: "The view or doctrine that a theory of psychology or ideas forms the basis of an account of metaphysics, epistemology, or meaning; (sometimes) spec. the explanation or derivation of mathematical or logical laws in terms of psychological facts."
Machiavellianism is one of the traits in the dark triad model, along with psychopathy and narcissism. In the field of personality psychology, Machiavellianism (sometimes abbreviated as MACH) is the name of a personality trait construct characterized by interpersonal manipulation, indifference to morality, lack of empathy, and a calculated focus on self-interest.
First named Oedogoniaceen (in German), the name Oedogoniales is derived from the Latin oedos (meaning swelling or tumor) and gonos (meaning offspring or seed). This name describes the morphology that Hirn witnessed during Oedogonium sexual and asexual reproduction and later described in his publication, “Monographie und iconographie der Oedogoniaceen."