Sentences with phrase «stages of follicle»

Because these organisms are excellent models for understanding stem cell biology, researchers were able to shed light on the earliest stages of follicle cell differentiation, a previously poorly understood area of developmental biology.

Not exact matches

Hundreds of follicles are estimated to be in various stages of development at any given time.

In the ovary of a normal mouse (left), a large follicle is shown at a late stage of development (a light pink oocyte surrounded by follicular cells, inset).

Mild hemorrhage of ovarian follicles (arrow) in the early stage of infection (A); Severe hamorrhage and regression of ovarian follicles (B); HE stained ovary section, the follicles ruptured and filled with round or granular eosinophilic bodies (C).

«It helps lengthen the active growing stage of hairs and promotes healthy delivery of oxygen and nutrients to the hair follicle.»

Out of this group, one follicle (the dominant follicle) is selected each month to proceed to the pre-ovulatory stage while the rest undergo atresia.

Each month, during the reproductive years of our lives, we activate a handful of follicles to progress through the stages toward producing an egg.

Studies show that the creation of ovarian follicles during this embryo stage is exquisitely sensitive to the toxicity of xenobiotics.

At this point the follicle goes into a «resting» stage for a period of time before producing a new, healthy hair.

Both come from follicles that go through four stages of life: anagen, or growth; catagen, a transition phase; telogen, a dormant phase; and exogen, when hair and fur are shed.

Shedding, length of hair and presence or absence of an undercoat depend upon the timing of these cycles and the ratio of hair follicles in the various stages.

Hair shafts are absent, and hair follicles are primarily in the telogen stage of the growth cycle.