primary oocyte


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Related to primary oocyte: secondary oocyte

pri·mar·y o·o·cyte

an oocyte during its growth phase and before it completes the first meiotic division.

primary oocyte

an oocyte that has begun but not completed the first maturation division. It is derived from an oogonium by differentiation near the time of birth.

pri·mar·y o·o·cyte

(prī'mar-ē ō'ō-sīt)
An oocyte during its growth phase and before it completes the first maturation division.

primary oocyte

an early stage in OOGENESIS.
References in periodicals archive ?
One fish sampled from the control river water exposure group was identified as intersex and contained a small number of primary oocytes in the perinucleolar stage.
This situation produced high oocyte growth rates and generated continuous production of primary oocytes, rapid oocyte growth, and accumulation of ripe oocyte before spawning.
Red abalone became sexually differentiated at approximately 50 mm when primary oocytes or spermatocytes (or sperm) are first observed in the gonad tissue.

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