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  • File:Spermatozoa motility 01.mov
    ...s to photorelease of progesterone, monitored at 30 frames/s. The flash for progesterone photorelease was at 5 s.
    (486 KB) - 15:08, 3 January 2012
  • File:Progesterone.jpg
    ==Progesterone Molecular Structure== Historically, progesterone (progestin) was first isolated from the {{corpus luteum}} and its structure
    (300 × 197 (7 KB)) - 11:04, 6 March 2019
  • File:Smear- secretory.jpg
    ...r with curled edges, appear immediately after ovulation due to increase in progesterone.
    (520 × 350 (57 KB)) - 17:30, 23 February 2013
  • File:Corpus luteum lutein cells.jpg
    ...in the production of ovarian hormones that support the initial pregnancy. Progesterone is synthesized from cholesterol by both the large and small luteal cells up * produce estrogen and progesterone from the androgens produced by the theca lutein cells.
    (450 × 600 (104 KB)) - 08:29, 8 May 2013
  • File:Human- secretory uterine endometrium.jpg
    * Increasing progesterone levels from the corpus luteum increase secretion from the glands.
    (515 × 350 (93 KB)) - 15:36, 30 April 2011
  • File:Menstrual cycle fertility probability 01.jpg
    ...es timing of ovulation estimated using urinary metabolites of estrogen and progesterone.
    (600 × 364 (35 KB)) - 10:02, 5 October 2020
  • File:Menstrual cycle - brain subcortical structural changes.png
    ...peak, compared to the pre-ovulatory phase. The effect was indeed driven by progesterone levels. (D) Progesterone levels during the three cycle phases,
    (900 × 390 (134 KB)) - 12:05, 6 November 2018
  • File:Menstrual cycle- estradiol and progesterone graph.jpg
    For estradiol and progesterone of all 8 female subjects. ...r elevated progesterone levels after t2. One subject showed no increase in progesterone at t3, indicating missing ovulation, and was excluded from further studies,
    (558 × 593 (95 KB)) - 16:56, 5 May 2019
  • File:Alternate androgen synthesis pathway.jpg
    ...en converted to the key intermediary, 17OHP. In the brain (and elsewhere), progesterone may be converted to the neuroactive steroid, allopregnanolone. 17OHP is 5α ...dative 3αHSD reactions have not been determined unambiguously. 17OHP, 17OH-progesterone; DHT, dihydrotestosterone; Preg, pregnenolone; RoDH, retinol dehydrogenase.
    (750 × 425 (99 KB)) - 08:21, 20 May 2019
  • File:Average Luteal Progesterone Profiles by Group.jpg
    ==Average Luteal Progesterone Profiles by Group== Unadjusted mean luteal progesterone index values. Mean ± SEM: 22.2 ± 3.1 pg/ml (resident Bangladeshi sedentee
    (600 × 387 (31 KB)) - 10:29, 29 April 2020
  • File:Ovarian follicular steroid synthesis.jpg
    ...e steroidogenesis in pre-luteinized follicles and the de novo synthesis of progesterone from cholesterol due to induction/up-regulation of CYP11A and 3βHSD after The principle steroid product of luteinized pre-ovulatory granulosa is progesterone, a differentiation triggered by the gonadotropin surge. However, absolute s
    (1,200 × 645 (89 KB)) - 10:37, 23 May 2016
  • File:Model mifepristone bound to progesterone receptor.jpg
    ==Model mifepristone bound to progesterone receptor== Binding of mifepristone (RU486, purple) in the progesterone receptor ligand binding domain (PR LBD, blue/red).
    (1,280 × 514 (171 KB)) - 12:59, 5 May 2013
  • File:Average Luteal Progesterone by Age at UK Migration.jpg
    ==Average Luteal Progesterone Profiles by Categories of Age at Migration to the UK==
    (600 × 367 (25 KB)) - 11:54, 6 November 2018
  • File:Model male androsterone synthesis.jpg
    ...place between the placenta and the maternal circulation. Most circulating progesterone in the fetal circulation is likely to come from the placenta, and this will ...drosterone; DHEA, dehydroepiandrosterone; DHT, 5α-dihydrotestosterone; P4, progesterone; P5, pregnenolone; T, testosterone; 5αDHP, 5α-dihydroprogesterone; CYP17A
    (740 × 518 (92 KB)) - 13:06, 1 June 2019
  • File:Estradiol.jpg
    ...e for development of secondary feminine sex characteristics. Together with progesterone these hormones also regulate changes that occur each menstrual cycle. Durin
    (500 × 316 (20 KB)) - 11:40, 6 March 2019
  • File:Human ovary - corpus luteum 01.jpg
    ...ase of the menstrual cycle following ovulation. The corpus luteum produces progesterone, which supports the endometrium's ability to accommodate the implanted conc
    (1,024 × 979 (162 KB)) - 10:30, 3 March 2014
  • File:Human ovary - corpus luteum 02.jpg
    ...ase of the menstrual cycle following ovulation. The corpus luteum produces progesterone, which supports the endometrium's ability to accommodate the implanted conc
    (837 × 800 (119 KB)) - 09:47, 3 March 2014
  • File:Ovary histology 001.jpg
    ...y are now called granulosa lutein cells and theca lutein cells and produce progesterone and oestrogens.
    (1,280 × 1,024 (360 KB)) - 01:37, 14 February 2013
  • File:Ovary histology 002.jpg
    ...y are now called granulosa lutein cells and theca lutein cells and produce progesterone and oestrogens.
    (1,280 × 1,024 (270 KB)) - 01:36, 14 February 2013
  • File:Implantation cartoon 01.jpg
    * '''P4''' - progesterone * '''PR''' - progesterone receptor
    (1,000 × 756 (154 KB)) - 09:56, 29 April 2020
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