follicle cell


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Related to follicle cell: follicular cell, hair cell, corpus luteum

follicle cell

[′fäl·ə·kəl ‚sel]
(cell and molecular biology)
A cell through which the developing ovum receives material for growth.
References in periodicals archive ?
During stage I, the ovary contained mainly oogonium, and many follicle cells were distributed among germinal zones.
However, unlike mammalian oocytes that develop within follicles, nemertean oocytes characteristically lack a surrounding sheath of follicle cells and often respond differently to maturation-related cues than do mammalian oocytes.
Moreover, follicle cells were sporadically arranged around the oocyte (Fig.
ABSTRACT The ultrastructures of germ cells and follicle cells during oogenesis, the reproductive cycle, and the size at sexual maturity in female Meretrix lusoria were investigated for clams collected from Simpo, Korea by cytological, histological, and morphometric analysis.
Follicle cells surrounding the vitelline coat release N-acetylglucosaminidase during egg activation [8], preventing the binding of all sperm but a few [2].
However, primary contact may also occur between the larger, naked egg microvilli that formerly connected with the follicle cell processes [ILLUSTRATION FOR FIGURES 24, 25 OMITTED].
Analysis of the HSP70:GAL4 effect in the ovary is likely to provide new insights into the normal function of ovarian follicle cells.
74) Early studies showed that oocyte growth and development are strictly dependent on the supply of nutrients from the follicle cells.
And now they've made the jump into hair care with Salon Science, a new range that uses apple stem cells to rejuvenate hair follicle cells, which work less effectively as we get older, causing hair to thin and fall out easily.
By contrast, the immature eggs sold by the sturgeon slaughterers are covered with blood corpuscles and follicle cells.