luteinization

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luteinization

[‚lüd·ē·ə·nə′zā·shən]
(physiology)
Acquisition of characteristics of cells of the corpus luteum by ovarian follicle cells following ovulation.
References in periodicals archive ?
12) hypothesized that GnRH receptors in the tubal epithelium may play a role in fertilization, early embryonic development, and implantation during the early luteal phase via a combination of paracrine and autocrine methods.
GnRHa trigger and individualized luteal phase hCG support according to ovarian response to stimulation: two prospective randomized controlled multi-centre studies in IVF patients.
The mean plasma P4 AUC value for all CL (Figure 5A) included the data for CL formed in various physiological conditions, for example, the short luteal phase after the first ovulation (which had a small AUC due to physiological reasons), so no statistical difference was detected between the groups.
12 The addition of E2 in the luteal phase for improvement in the rate of pregnancy or implantation rates in the selected cases of poor responders is still a subject of debate.
Efficacy of luteal phase support with vaginal progesterone in intrauterine insemination: A systematic review and meta-analysis.
To further explore associations with shorter luteal phases, we examined the association of BPA and MCOP with low progesterone (< 2 [micro]g/mg creatinine) in the mid-luteal phase.
This study showed that respiratory parameters of women in the reproductive age group showed significant variations during the different phases of the menstrual cycle, which could be owing to the hyperventilation caused by increased levels of progesterone in the luteal phase.
Under the influence of estrogen and progesterone, the endometrium regenerates in every menstrual cycle only to undergo spontaneous apoptosis at the end of the luteal phase.
The follicular phase is defined from the first day of menstrual bleeding to the day of ovulation; the luteal phase is defined from the day after ovulation to the next menstrual cycle.
5,21 We noticed an increase in E2 in the luteal phase of pregnant women which is in agreement with the reports of several research groups.