Words similar to oogonia
Example sentences for: oogonia
How can you use “oogonia” in a sentence? Here are some example sentences to help you improve your vocabulary:
, leakage of radicals associated with the reduction of oxygen to water during mitochondrial respiration) [ 34 ] . The etiological basis for the formation of abnormally high levels of 8-oxoguanine adducts in oogonia of lambs of undernourished ewes is unknown.
Fluorescence measurements of immunostained oogonia/oocytes
In conclusion, we surmise that oxidative base damages to the DNA of fetal oogonia of pregnant animals faced with a nutritional adversity are a potential threat to the genetic character and reproductive capacity of their progeny; the predicament can evidently be reconciled by response mechanisms of cell-cycle arrest, survival, and repair.
Critical windows of activity in the sheep include: somatic ovarian tissue differentiation (from the gonadal ridges of the mesonephros) and growth (up to Day 50 of gestation); germ (from yolk sac endoderm) and pregranulosa (derived from the ovarian surface epithelium) cellular migration into and colonization of the ovaries (Days 30-65); clonal expansion of oogonia (Days 35-75); onset of meiosis and arrest (by Day 80) at the dictyate stage of prophase (the first division of meiosis is not completed until ovulation); and ovigerous cord regression and primordial follicle emergence (Days 65-110) [ 1 31 32 33 ] . It seems apparent that germ cells are particularly vulnerable to a metabolic insult when in the phasic transition between mitosis and meiosis I.
Results of this study indicate that in underfed ewes p53, Bcl-2, and polymerase β are up-regulated in fetal oogonia containing elevated contents of 8-oxoguanine.
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