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Items: 1 to 50 of 396

1.

Effect of single post-ovulatory administration of mifepristone (RU486) on transcript profile during the receptive period in human endometrium.

Cuevas CA, Tapia-Pizarro A, Salvatierra AM, Munroe DJ, Velasquez L, Croxatto HB.

Reproduction. 2016 Apr;151(4):331-49. doi: 10.1530/REP-15-0458. Epub 2016 Jan 11.

PMID:
26755688
2.

A dose-finding, cross-over study to evaluate the effect of a Nestorone®/Estradiol transdermal gel delivery on ovulation suppression in normal ovulating women.

Brache V, Merkatz R, Kumar N, Jesam C, Sussman H, Hoskin E, Roberts K, Alami M, Taylor D, Jorge A, Croxatto H, Lorange E, Mishell DR, Sitruk-Ware R.

Contraception. 2015 Oct;92(4):289-97. doi: 10.1016/j.contraception.2015.05.011. Epub 2015 May 29.

PMID:
26032952
3.

Endometrial gene expression reveals compromised progesterone signaling in women refractory to embryo implantation.

Tapia-Pizarro A, Figueroa P, Brito J, Marín JC, Munroe DJ, Croxatto HB.

Reprod Biol Endocrinol. 2014 Sep 23;12:92. doi: 10.1186/1477-7827-12-92.

4.

A randomized study on pharmacodynamic effects of vaginal rings delivering the progesterone receptor modulator ulipristal acetate: research for a novel estrogen-free, method of contraception.

Huang Y, Jensen JT, Brache V, Cochon L, Williams A, Miranda MJ, Croxatto H, Kumar N, Sussman H, Hoskin E, Plagianos M, Roberts K, Merkatz R, Blithe D, Sitruk-Ware R.

Contraception. 2014 Dec;90(6):565-74. doi: 10.1016/j.contraception.2014.08.006. Epub 2014 Aug 12.

5.

Effect of oral administration of a continuous 18 day regimen of meloxicam on ovulation: experience of a randomized controlled trial.

Jesam C, Salvatierra AM, Schwartz JL, Fuentes A, Croxatto HB.

Contraception. 2014 Aug;90(2):168-73. doi: 10.1016/j.contraception.2014.04.011. Epub 2014 May 5.

PMID:
24909636
6.

Ulipristal acetate prevents ovulation more effectively than levonorgestrel: analysis of pooled data from three randomized trials of emergency contraception regimens.

Brache V, Cochon L, Deniaud M, Croxatto HB.

Contraception. 2013 Nov;88(5):611-8. doi: 10.1016/j.contraception.2013.05.010. Epub 2013 May 22.

PMID:
23809278
7.

Concanavalin-A induces granulosa cell death and inhibits FSH-mediated follicular growth and ovarian maturation in female rats.

Velasquez EV, Ríos M, Ortiz ME, Lizama C, Nuñez E, Abramovich D, Orge F, Oliva B, Orellana R, Villalon M, Moreno RD, Tesone M, Rokka A, Corthals G, Croxatto HB, Parborell F, Owen GI.

Endocrinology. 2013 May;154(5):1885-96. doi: 10.1210/en.2012-1945. Epub 2013 Mar 20.

PMID:
23515285
8.

In vitro assessment of some sperm function following exposure to levonorgestrel in human fallopian tubes.

Hermanny A, Bahamondes MV, Fazano F, Marchi NM, Ortiz ME, Genghini MH, Croxatto HB, Bahamondes L.

Reprod Biol Endocrinol. 2012 Jan 30;10:8. doi: 10.1186/1477-7827-10-8.

9.

Effects of a novel estrogen-free, progesterone receptor modulator contraceptive vaginal ring on inhibition of ovulation, bleeding patterns and endometrium in normal women.

Brache V, Sitruk-Ware R, Williams A, Blithe D, Croxatto H, Kumar N, Kumar S, Tsong YY, Sivin I, Nath A, Sussman H, Cochon L, Miranda MJ, Reyes V, Faundes A, Mishell D Jr.

Contraception. 2012 May;85(5):480-8. doi: 10.1016/j.contraception.2011.10.003. Epub 2011 Dec 15.

10.

A randomized study of the effect of mifepristone alone or in conjunction with ethinyl estradiol on ovarian function in women using the etonogestrel-releasing subdermal implant, Implanon®.

Weisberg E, Croxatto HB, Findlay JK, Burger HG, Fraser IS.

Contraception. 2011 Dec;84(6):600-8. doi: 10.1016/j.contraception.2011.04.008. Epub 2011 Jun 8.

PMID:
22078189
11.

Effect of single post-ovulatory administration of levonorgestrel on gene expression profile during the receptive period of the human endometrium.

Vargas MF, Tapia-Pizarro AA, Henríquez SP, Quezada M, Salvatierra AM, Noe G, Munroe DJ, Velasquez LA, Croxatto HB.

J Mol Endocrinol. 2012 Jan 25;48(1):25-36. doi: 10.1530/JME-11-0094. Print 2012 Feb.

PMID:
22052941
12.

Contraceptive efficacy of emergency contraception with levonorgestrel given before or after ovulation.

Noé G, Croxatto HB, Salvatierra AM, Reyes V, Villarroel C, Muñoz C, Morales G, Retamales A.

Contraception. 2011 Nov;84(5):486-92. doi: 10.1016/j.contraception.2011.03.006. Epub 2011 Apr 27.

PMID:
22018122
13.

Participation of the oviductal s100 calcium binding protein G in the genomic effect of estradiol that accelerates oviductal embryo transport in mated rats.

Ríos M, Parada-Bustamante A, Velásquez LA, Croxatto HB, Orihuela PA.

Reprod Biol Endocrinol. 2011 May 23;9:69. doi: 10.1186/1477-7827-9-69.

14.

Bioinformatic detection of E47, E2F1 and SREBP1 transcription factors as potential regulators of genes associated to acquisition of endometrial receptivity.

Tapia A, Vilos C, Marín JC, Croxatto HB, Devoto L.

Reprod Biol Endocrinol. 2011 Jan 27;9:14. doi: 10.1186/1477-7827-9-14.

15.

Early fitness consequences and hormonal correlates of parental behaviour in the social rodent, Octodon degus.

Ebensperger LA, Ramírez-Otarola N, León C, Ortiz ME, Croxatto HB.

Physiol Behav. 2010 Nov 2;101(4):509-17. doi: 10.1016/j.physbeh.2010.07.017. Epub 2010 Aug 3.

PMID:
20688088
16.

Endometrial effect of progesterone delivered by vaginal rings in estrogen-treated postmenopausal women.

Noé G, Sitruk-Ware R, Zegers-Hochschild F, Variano B, Montero JC, Arriagada P, Li A, Stanczyk FZ, Felix JC, Mishell DR, Croxatto HB.

Climacteric. 2010 Oct;13(5):433-41. doi: 10.3109/13697137.2010.492060.

PMID:
20642326
17.

Immediate pre-ovulatory administration of 30 mg ulipristal acetate significantly delays follicular rupture.

Brache V, Cochon L, Jesam C, Maldonado R, Salvatierra AM, Levy DP, Gainer E, Croxatto HB.

Hum Reprod. 2010 Sep;25(9):2256-63. doi: 10.1093/humrep/deq157. Epub 2010 Jul 15.

PMID:
20634186
18.

Contraceptive efficacy of emergency contraception with levonorgestrel given before or after ovulation.

Noé G, Croxatto HB, Salvatierra AM, Reyes V, Villarroel C, Muñoz C, Morales G, Retamales A.

Contraception. 2010 May;81(5):414-20. doi: 10.1016/j.contraception.2009.12.015. Epub 2010 Jan 27.

PMID:
20399948
19.

A non-genomic signaling pathway shut down by mating changes the estradiol-induced gene expression profile in the rat oviduct.

Parada-Bustamante A, Orihuela PA, Ríos M, Cuevas CA, Oróstica ML, Velásquez LA, Villalón MJ, Croxatto HB.

Reproduction. 2010 Mar;139(3):631-44. doi: 10.1530/REP-09-0218. Epub 2009 Dec 23.

PMID:
20032209
20.

Mating changes the subcellular distribution and the functionality of estrogen receptors in the rat oviduct.

Orihuela PA, Zuñiga LM, Rios M, Parada-Bustamante A, Sierralta WD, Velásquez LA, Croxatto HB.

Reprod Biol Endocrinol. 2009 Nov 30;7:139. doi: 10.1186/1477-7827-7-139.

21.

Suppression of follicular rupture with meloxicam, a cyclooxygenase-2 inhibitor: potential for emergency contraception.

Jesam C, Salvatierra AM, Schwartz JL, Croxatto HB.

Hum Reprod. 2010 Feb;25(2):368-73. doi: 10.1093/humrep/dep392. Epub 2009 Nov 19.

PMID:
19933235
22.

Regulation of inhibin/activin expression in rat early antral follicles.

Andreone L, Velásquez EV, Abramovich D, Ambao V, Loreti N, Croxatto HB, Parborell F, Tesone M, Campo S.

Mol Cell Endocrinol. 2009 Oct 15;309(1-2):48-54. doi: 10.1016/j.mce.2009.05.003. Epub 2009 May 21.

PMID:
19464342
23.

Effect of sexual intercourse on the absorption of levonorgestrel after vaginal administration of 0.75 mg in Carraguard gel: a randomized, cross-over, pharmacokinetic study.

Brache V, Croxatto H, Kumar N, Sitruk-Ware R, Cochón L, Schiappacasse V, Sivin I, Muñoz C, Maguire R, Faundes A.

Contraception. 2009 Feb;79(2):150-4. doi: 10.1016/j.contraception.2008.08.010. Epub 2008 Nov 21.

24.

Differences in the endometrial transcript profile during the receptive period between women who were refractory to implantation and those who achieved pregnancy.

Tapia A, Gangi LM, Zegers-Hochschild F, Balmaceda J, Pommer R, Trejo L, Pacheco IM, Salvatierra AM, Henríquez S, Quezada M, Vargas M, Ríos M, Munroe DJ, Croxatto HB, Velasquez L.

Hum Reprod. 2008 Feb;23(2):340-51. Epub 2007 Dec 12.

PMID:
18077318
25.

Genital sensory stimulation shifts estradiol intraoviductal signaling from nongenomic to genomic pathways, independently from prolactin surges.

Peñarroja-Matutano C, Parada-Bustamante A, Orihuela PA, Ríos M, Velásquez LA, Croxatto HB.

Biol Res. 2007;40(2):213-22. Epub 2007 Nov 21.

26.

Catechol-o-methyltransferase and methoxyestradiols participate in the intraoviductal nongenomic pathway through which estradiol accelerates egg transport in cycling rats.

Parada-Bustamante A, Orihuela PA, Ríos M, Navarrete-Gómez PA, Cuevas CA, Velasquez LA, Villalón MJ, Croxatto HB.

Biol Reprod. 2007 Dec;77(6):934-41. Epub 2007 Aug 15.

PMID:
17699737
27.

Effect of a single vaginal administration of levonorgestrel in Carraguard gel on the ovulatory process: a potential candidate for "dual protection" emergency contraception.

Brache V, Croxatto H, Sitruk-Ware R, Maguire R, Montero JC, Kumar N, Salvatierra AM, Tejada AS, Cochón L, Forcelledo ML, Lahteenmaki P, Alvarez F, Faundes A.

Contraception. 2007 Aug;76(2):111-6. Epub 2007 Jun 13.

28.
29.

Copper-T intrauterine device and levonorgestrel intrauterine system: biological bases of their mechanism of action.

Ortiz ME, Croxatto HB.

Contraception. 2007 Jun;75(6 Suppl):S16-30. Epub 2007 Mar 29. Review.

PMID:
17531610
30.

Pharmacokinetic study to compare the absorption and tolerability of two doses of levonorgestrel following single vaginal administration of levonorgestrel in Carraguard gel: a new formulation for "dual protection" contraception.

Sitruk-Ware R, Brache V, Maguire R, Croxatto H, Kumar N, Kumar S, Montero JC, Salvatierra AM, Phillips D, Faundes A.

Contraception. 2007 Jun;75(6):454-60. Epub 2007 Apr 18.

31.

Postovulatory effects of levonorgestrel in emergency contraception (LNG EC).

Croxatto H.

Contraception. 2007 May;75(5):402. Epub 2007 Mar 9. No abstract available.

PMID:
17434024
32.

Progesterone, but not luteal estrogen, is required for the establishment of pregnancy in the new world monkey Cebus apella.

Ortiz ME, Ortiz RE, Garfield R, Zepeda AJ, Croxatto HB.

Am J Primatol. 2007 Oct;69(10):1131-40.

PMID:
17387700
33.

Effectiveness of levonorgestrel emergency contraception given before or after ovulation--a pilot study.

Novikova N, Weisberg E, Stanczyk FZ, Croxatto HB, Fraser IS.

Contraception. 2007 Feb;75(2):112-8. Epub 2006 Oct 27.

PMID:
17241840
34.

Pain from copper intrauterine device insertion: randomized trial of prophylactic ibuprofen.

Hubacher D, Reyes V, Lillo S, Zepeda A, Chen PL, Croxatto H.

Am J Obstet Gynecol. 2006 Nov;195(5):1272-7.

PMID:
17074548
35.

Proenkephalin A and the gamma-aminobutyric acid A receptor pi subunit: expression, localization, and dynamic changes in human secretory endometrium.

Quezada M, Henríquez S, Vargas M, Cardenas H, Tapia A, Rios M, Salvatierra AM, Orihuela PA, Croxatto HB, Velasquez L.

Fertil Steril. 2006 Dec;86(6):1750-7. Epub 2006 Oct 30.

PMID:
17074347
36.

Deficient expression of monoamine oxidase A in the endometrium is associated with implantation failure in women participating as recipients in oocyte donation.

Henriquez S, Tapia A, Quezada M, Vargas M, Cardenas H, Rios M, Salvatierra AM, Croxatto H, Orihuela P, Zegers-Hochschild F, Munroe DJ, Velasquez L.

Mol Hum Reprod. 2006 Dec;12(12):749-54. Epub 2006 Oct 4.

PMID:
17020906
37.

Does meloxicam increase the incidence of anovulation induced by single administration of levonorgestrel in emergency contraception? A pilot study.

Massai MR, Forcelledo ML, Brache V, Tejada AS, Salvatierra AM, Reyes MV, Alvarez F, Faúndes A, Croxatto HB.

Hum Reprod. 2007 Feb;22(2):434-9. Epub 2006 Sep 15.

PMID:
16980507
38.

Infection of human fallopian tube epithelial cells with Neisseria gonorrhoeae protects cells from tumor necrosis factor alpha-induced apoptosis.

Morales P, Reyes P, Vargas M, Rios M, Imarai M, Cardenas H, Croxatto H, Orihuela P, Vargas R, Fuhrer J, Heckels JE, Christodoulides M, Velasquez L.

Infect Immun. 2006 Jun;74(6):3643-50.

39.

Inositol triphosphate participates in an oestradiol nongenomic signalling pathway involved in accelerated oviductal transport in cycling rats.

Orihuela PA, Parada-Bustamante A, Zuñiga LM, Croxatto HB.

J Endocrinol. 2006 Mar;188(3):579-88.

PMID:
16522737
40.

Preventing copper intrauterine device removals due to side effects among first-time users: randomized trial to study the effect of prophylactic ibuprofen.

Hubacher D, Reyes V, Lillo S, Pierre-Louis B, Zepeda A, Chen PL, Croxatto H.

Hum Reprod. 2006 Jun;21(6):1467-72. Epub 2006 Feb 16.

PMID:
16484309
41.

Emergency contraception - a human rights issue.

Croxatto HB, Fernández SD.

Best Pract Res Clin Obstet Gynaecol. 2006 Jun;20(3):311-22. Epub 2006 Feb 9.

PMID:
16480928
42.

Feasibility study of Nestorone-ethinylestradiol vaginal contraceptive ring for emergency contraception.

Croxatto HB, Brache V, Massai R, Alvarez F, Forcelledo ML, Pavez M, Cochon L, Salvatierra AM, Faundes A.

Contraception. 2006 Jan;73(1):46-52. Epub 2005 Nov 14.

PMID:
16371294
43.
44.

Pituitary-ovarian axis during lactational amenorrhoea. II. Longitudinal assessment of serum FSH polymorphism before and after recovery of menstrual cycles.

Velasquez EV, Creus S, Trigo RV, Cigorraga SB, Pellizzari EH, Croxatto HB, Campo S.

Hum Reprod. 2006 Apr;21(4):916-23. Epub 2005 Dec 16.

PMID:
16361291
45.

Extended use of a progesterone-releasing vaginal ring in nursing women: a phase II clinical trial.

Massai R, Quinteros E, Reyes MV, Caviedes R, Zepeda A, Montero JC, Croxatto HB.

Contraception. 2005 Nov;72(5):352-7. Epub 2005 Jun 29.

PMID:
16246661
46.

Cytologic, hormonal, and ultrasonographic correlates of the menstrual cycle of the New World monkey Cebus apella.

Ortiz RE, Ortiz AC, Gajardo G, Zepeda AJ, Parraguez VH, Ortiz ME, Croxatto HB.

Am J Primatol. 2005 Jul;66(3):233-44.

PMID:
16015660
47.

Contraceptive vaginal rings releasing Nestorone and ethinylestradiol: a 1-year dose-finding trial.

Sivin I, Mishell DR Jr, Alvarez F, Brache V, Elomaa K, Lähteenmäki P, Massai R, Miranda P, Croxatto H, Dean C, Small M, Nash H, Jackanicz TM.

Contraception. 2005 Feb;71(2):122-9.

PMID:
15707562
48.

Progesterone receptors and opportunities for contraception.

Croxatto HB.

Ernst Schering Res Found Workshop. 2005;(52):1-17. Review. No abstract available.

PMID:
15704465
49.

Pituitary-ovarian function following the standard levonorgestrel emergency contraceptive dose or a single 0.75-mg dose given on the days preceding ovulation.

Croxatto HB, Brache V, Pavez M, Cochon L, Forcelledo ML, Alvarez F, Massai R, Faundes A, Salvatierra AM.

Contraception. 2004 Dec;70(6):442-50.

PMID:
15541405
50.

Effect of intermittent treatment with mifepristone on bleeding patterns in Norplant implant users.

Massai MR, Pavez M, Fuentealba B, Croxatto HB, d'Arcangues C.

Contraception. 2004 Jul;70(1):47-54.

PMID:
15208052

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