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Horacio Croxatto

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Ethel V Velasquez; Manuel Villalon; Fernanda Parborell; Mariana Ríos; Anne Rokka; Marta Tesone; Dalhia Abramovich; Garry Corthals; Horacio B Croxatto; Carlos Lizama; Ricardo D Moreno; Elizabeth Nuñez; Barbara Oliva; Renán Orellana; Felipe Orge; María Elena Ortiz; Gareth I Owen
Concanavalin-A Induces Granulosa Cell Death and Inhibits FSH-Mediated Follicular Growth and Ovarian Maturation in Female Rats.
M F Vargas; Luis Velasquez; S P Henríquez; D J Munroe; G Noe; M Quezada; Ana Maria Salvatierra; A A Tapia-Pizarro; Horacio B Croxatto
Effect of single post-ovulatory administration of levonorgestrel on gene expression profile during the receptive period of the human endometrium.
Alexia Hermanny; Nádia Maria Marchi; Maria Elena Ortiz; M Valeria Bahamondes; Horacio B Croxatto; Francisco Fazano; Maria Heloisa R R Genghini; Luis Bahamondes
In vitro assessment of some sperm function following exposure to levonorgestrel in human fallopian tubes.

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All Publications

2013: Ethel V Velasquez; Manuel Villalon; Fernanda Parborell; Mariana Ríos; Anne Rokka; Marta Tesone; Dalhia Abramovich; Garry Corthals; Horacio B Croxatto; Carlos Lizama; Ricardo D Moreno; Elizabeth Nuñez; Barbara Oliva; Renán Orellana; Felipe Orge; María Elena Ortiz; Gareth I Owen
Concanavalin-A Induces Granulosa Cell Death and Inhibits FSH-Mediated Follicular Growth and Ovarian Maturation in Female Rats.
Endocrinology 2013;154(5):1885-96.
2012: M F Vargas; Luis Velasquez; S P Henríquez; D J Munroe; G Noe; M Quezada; Ana Maria Salvatierra; A A Tapia-Pizarro; Horacio B Croxatto
Effect of single post-ovulatory administration of levonorgestrel on gene expression profile during the receptive period of the human endometrium.
Journal of molecular endocrinology 2012;48(1):25-36.
2012: Alexia Hermanny; Nádia Maria Marchi; Maria Elena Ortiz; M Valeria Bahamondes; Horacio B Croxatto; Francisco Fazano; Maria Heloisa R R Genghini; Luis Bahamondes
In vitro assessment of some sperm function following exposure to levonorgestrel in human fallopian tubes.
Reproductive biology and endocrinology : RB&E 2012;10():8.
2011: Gabriela Noé; Horacio B Croxatto; Gabriela Morales; Carla Muñoz; Verónica Reyes; Ana Maria Salvatierra; Claudio Villarroel; Anita Retamales
Contraceptive efficacy of emergency contraception with levonorgestrel given before or after ovulation.
Contraception 2011;84(5):486-92.
2011: Mariana Ríos; Luis A Velásquez; Horacio B Croxatto; Alexis Parada-Bustamante; Pedro A Orihuela
Participation of the oviductal s100 calcium binding protein G in the genomic effect of estradiol that accelerates oviductal embryo transport in mated rats.
Reproductive biology and endocrinology : RB&E 2011;9():69.
2011: Alejandro Tapia; Cristian Vilos; Juan Carlos Marín; Horacio B Croxatto; Luigi Devoto
Bioinformatic detection of E47, E2F1 and SREBP1 transcription factors as potential regulators of genes associated to acquisition of endometrial receptivity.
Reproductive biology and endocrinology : RB&E 2011;9():14.
2010: Luis A Ebensperger; Natalia Ramírez-Otarola; Cecilia León; María E Ortiz; Horacio B Croxatto
Early fitness consequences and hormonal correlates of parental behaviour in the social rodent, Octodon degus.
Physiology & behavior 2010;101(4):509-17.
2010: G Noé; R Sitruk-Ware; F Zegers-Hochschild; B Variano; J C Montero; P Arriagada; A Li; F Z Stanczyk; J C Felix; D R Mishell; Horacio B Croxatto
Endometrial effect of progesterone delivered by vaginal rings in estrogen-treated postmenopausal women.
Climacteric : the journal of the International Menopause Society 2010;13(5):433-41.
2010: Gabriela Noé; Horacio B Croxatto; Ana Maria Salvatierra; Verónica Reyes; Claudio Villarroel; Carla Muñoz; Gabriela Morales; Anita Retamales
Contraceptive efficacy of emergency contraception with levonorgestrel given before or after ovulation.
Contraception 2010;81(5):414-20.
2010: Alexis Parada-Bustamante; Pedro A Orihuela; Mariana Ríos; Catherina A Cuevas; Maria Lorena Oróstica; Luis A Velásquez; Manuel J Villalón; Horacio B Croxatto
A non-genomic signaling pathway shut down by mating changes the estradiol-induced gene expression profile in the rat oviduct.
Reproduction (Cambridge, England) 2010;139(3):631-44.
2010: cristian jesam; Ana Maria Salvatierra; Jill L Schwartz; Horacio B Croxatto
Suppression of follicular rupture with meloxicam, a cyclooxygenase-2 inhibitor: potential for emergency contraception.
Human reproduction (Oxford, England) 2010;25(2):368-73.
2009: Luz Andreone; Ethel V Velásquez; Dalhia Abramovich; Verónica Ambao; Nazareth Loreti; Horacio B Croxatto; Fernanda Parborell; Marta Tesone; Stella Campo
Regulation of inhibin/activin expression in rat early antral follicles.
Molecular and cellular endocrinology 2009;309(1-2):48-54.
2009: Pedro A Orihuela; Lidia M Zuñiga; Miguel Rios; Alexis Parada-Bustamante; Walter D Sierralta; Luis A Velásquez; Horacio B Croxatto
Mating changes the subcellular distribution and the functionality of estrogen receptors in the rat oviduct.
Reproductive biology and endocrinology : RB&E 2009;7():139.
2008: Alejandro Tapia; Lisa M Gangi; Fernando Zegers-Hochschild; Jose P Balmaceda; Ricardo Pommer; León Trejo; Isabel Margarita Pacheco; Ana Maria Salvatierra; Soledad Henríquez; Marisol Quezada; Macarena Vargas; Mariana Ríos; David J Munroe; Horacio B Croxatto; Luis Velasquez
Differences in the endometrial transcript profile during the receptive period between women who were refractory to implantation and those who achieved pregnancy.
Human reproduction (Oxford, England) 2008;23(2):340-51.
2007: Alexis Parada-Bustamante; Pedro A Orihuela; Mariana Ríos; Patricia A Navarrete-Gómez; Catherina A Cuevas; Luis Velasquez; Manuel Villalón; Horacio B Croxatto
Catechol-o-methyltransferase and methoxyestradiols participate in the intraoviductal nongenomic pathway through which estradiol accelerates egg transport in cycling rats.
Biology of reproduction 2007;77(6):934-41.
2007: María Elena Ortiz; RE Ortiz; R Garfield; Ana Zepeda; Horacio B Croxatto
Progesterone, but not luteal estrogen, is required for the establishment of pregnancy in the new world monkey Cebus apella.
American journal of primatology 2007;69(10):1131-40.
2007: Vivian Brache; Horacio B Croxatto; Regine Sitruk-Ware; Robin A Maguire; Juan Carlos Montero; Narender Kumar; Ana Maria Salvatierra; Ana Sofia Tejada; Leila Cochón; María Luisa Forcelledo; Pekka Lahteenmaki; Francisco Alvarez; Anibal Faundes
Effect of a single vaginal administration of levonorgestrel in Carraguard gel on the ovulatory process: a potential candidate for "dual protection" emergency contraception.
Contraception 2007;76(2):111-6.
2007: María Elena Ortiz; Horacio B Croxatto
Copper-T intrauterine device and levonorgestrel intrauterine system: biological bases of their mechanism of action.
Contraception 2007;75(6 Suppl):S16-30.
2007: Regine Sitruk-Ware; Vivian Brache; Robin A Maguire; Horacio B Croxatto; Narender Kumar; Sushma Kumar; Juan Carlos Montero; Ana Maria Salvatierra; David Phillips; Anibal Faundes
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.
Contraception 2007;75(6):454-60.
2007: Horacio B Croxatto
Postovulatory effects of levonorgestrel in emergency contraception (LNG EC).
Contraception 2007;75(5):402.
2007: Natalia Novikova; Edith Weisberg; Frank Z Stanczyk; Horacio B Croxatto; Ian S Fraser
Effectiveness of levonorgestrel emergency contraception given before or after ovulation--a pilot study.
Contraception 2007;75(2):112-8.
2007: María Rebeca Massai; María Luisa Forcelledo; Vivian Brache; Ana Sofia Tejada; Ana Maria Salvatierra; María Verónica Reyes; Francisco Alvarez; Anibal Faúndes; Horacio B Croxatto
Does meloxicam increase the incidence of anovulation induced by single administration of levonorgestrel in emergency contraception? A pilot study.
Human reproduction (Oxford, England) 2007;22(2):434-9.
2007: C Peñarroja-Matutano; Alexis Parada-Bustamante; Pedro A Orihuela; Mariana Ríos; Luis A Velásquez; Horacio B Croxatto
Genital sensory stimulation shifts estradiol intraoviductal signaling from nongenomic to genomic pathways, independently from prolactin surges.
Biological research 2007;40(2):213-22.
2007: Mariana Ríos; Marcela Hermoso; Trinidad M Sánchez; Horacio B Croxatto; Manuel Villalón
Effect of oestradiol and progesterone on the instant and directional velocity of microsphere movements in the rat oviduct: gap junctions mediate the kinetic effect of oestradiol.
Reproduction, fertility, and development 2007;19(5):634-40.
2006: Marisol Quezada; Soledad Henríquez; Macarena Vargas; Hugo Cardenas; Alejandro Tapia; Miguel Rios; Ana Maria Salvatierra; Pedro A Orihuela; Horacio B Croxatto; Luis Velasquez
Proenkephalin A and the gamma-aminobutyric acid A receptor pi subunit: expression, localization, and dynamic changes in human secretory endometrium.
Fertility and sterility 2006;86(6):1750-7.
2006: S Henriquez; A Tapia; M Quezada; Macarena Vargas; Hugo Cardenas; Miguel Rios; Ana Maria Salvatierra; Horacio B Croxatto; Pedro A Orihuela; F Zegers-Hochschild; D J Munroe; Luis Velasquez
Deficient expression of monoamine oxidase A in the endometrium is associated with implantation failure in women participating as recipients in oocyte donation.
Molecular human reproduction 2006;12(12):749-54.
2006: David Hubacher; Veronica Reyes; Sonia Lillo; Ana Zepeda; Pai-Lien Chen; Horacio B Croxatto
Pain from copper intrauterine device insertion: randomized trial of prophylactic ibuprofen.
American journal of obstetrics and gynecology 2006;195(5):1272-7.
2006: Priscilla Morales; Paz Reyes; Macarena Vargas; Miguel Rios; Mónica Imarai; Hugo Cardenas; Horacio B Croxatto; Pedro A Orihuela; Renato Vargas; Juan Fuhrer; John E Heckels; Myron Christodoulides; Luis Velasquez
Infection of human fallopian tube epithelial cells with Neisseria gonorrhoeae protects cells from tumor necrosis factor alpha-induced apoptosis.
Infection and immunity 2006;74(6):3643-50.
2006: David Hubacher; Veronica Reyes; Sonia Lillo; Bosny Pierre-Louis; Ana Zepeda; Pai-Lien Chen; Horacio B Croxatto
Preventing copper intrauterine device removals due to side effects among first-time users: randomized trial to study the effect of prophylactic ibuprofen.
Human reproduction (Oxford, England) 2006;21(6):1467-72.
2006: Horacio B Croxatto; Soledad Díaz Fernández
Emergency contraception - a human rights issue.
Best practice & research. Clinical obstetrics & gynaecology 2006;20(3):311-22.
2006: E V Velasquez; R V Trigo; S Creus; Stella Campo; Horacio B Croxatto
Pituitary-ovarian axis during lactational amenorrhoea. I. Longitudinal assessment of follicular growth, gonadotrophins, sex steroids and inhibin levels before and after recovery of menstrual cyclicity.
Human reproduction (Oxford, England) 2006;21(4):909-15.
2006: E V Velasquez; S Creus; R V Trigo; Selva B Cigorraga; Edo Pellizzari; Horacio B Croxatto; Stella Campo
Pituitary-ovarian axis during lactational amenorrhoea. II. Longitudinal assessment of serum FSH polymorphism before and after recovery of menstrual cycles.
Human reproduction (Oxford, England) 2006;21(4):916-23.
2006: Pedro A Orihuela; Alexis Parada-Bustamante; Lidia M Zuñiga; Horacio B Croxatto
Inositol triphosphate participates in an oestradiol nongenomic signalling pathway involved in accelerated oviductal transport in cycling rats.
The Journal of endocrinology 2006;188(3):579-88.
2006: Horacio B Croxatto; Vivian Brache; Rebeca Massai; Francisco Alvarez; María Luisa Forcelledo; Margarita Pavez; Leila Cochon; Ana Maria Salvatierra; Anibal Faundes
Feasibility study of Nestorone-ethinylestradiol vaginal contraceptive ring for emergency contraception.
Contraception 2006;73(1):46-52.
2005: Rebeca Massai; Eliana Quinteros; María Verónica Reyes; Roxana Caviedes; Ana Zepeda; Juan Carlos Montero; Horacio B Croxatto
Extended use of a progesterone-releasing vaginal ring in nursing women: a phase II clinical trial.
Contraception 2005;72(5):352-7.
2005: RE Ortiz; A C Ortiz; G Gajardo; Ana Zepeda; V H Parraguez; María Elena Ortiz; Horacio B Croxatto
Cytologic, hormonal, and ultrasonographic correlates of the menstrual cycle of the New World monkey Cebus apella.
American journal of primatology 2005;66(3):233-44.
2005: Irving Sivin; Daniel R Mishell; Francisco Alvarez; Vivian Brache; Kaisa Elomaa; Pekka Lähteenmäki; Rebeca Massai; Patricia Miranda; Horacio B Croxatto; Catherine Dean; Margaret Small; Harold A Nash; Theodore M Jackanicz
Contraceptive vaginal rings releasing Nestorone and ethinylestradiol: a 1-year dose-finding trial.
Contraception 2005;71(2):122-9.
2004: Horacio B Croxatto; Vivian Brache; Margarita Pavez; Leila Cochon; María Luisa Forcelledo; Francisco Alvarez; Rebeca Massai; Anibal Faundes; Ana Maria Salvatierra
Pituitary-ovarian function following the standard levonorgestrel emergency contraceptive dose or a single 0.75-mg dose given on the days preceding ovulation.
Contraception 2004;70(6):442-50.
2004: Paula P Cortés; Pedro A Orihuela; Lidia M Zúñiga; Luis A Velásquez; Horacio B Croxatto
Sperm binding to oviductal epithelial cells in the rat: role of sialic acid residues on the epithelial surface and sialic acid-binding sites on the sperm surface.
Biology of reproduction 2004;71(4):1262-9.
2004: María Rebeca Massai; Margarita Pavez; Blanca Fuentealba; Horacio B Croxatto; Catherine d'Arcangues
Effect of intermittent treatment with mifepristone on bleeding patterns in Norplant implant users.
Contraception 2004;70(1):47-54.
2004: María Elena Ortiz; RE Ortiz; M A Fuentes; V H Parraguez; Horacio B Croxatto
Post-coital administration of levonorgestrel does not interfere with post-fertilization events in the new-world monkey Cebus apella.
Human reproduction (Oxford, England) 2004;19(6):1352-6.
2004: Irving Sivin; Horacio B Croxatto; Luis Bahamondes; Vivian Brache; Francisco Alvarez; Rebeca Massai; Janet Schechter; Sirpa Ranta; Narender Kumar; Esther Wu; Ana Sofia Tejeda; Veronica Reyes; Elaine Travers; Arthur Allen; Alfred Moo-Young
Two-year performance of a Nestorone-releasing contraceptive implant: a three-center study of 300 women.
Contraception 2004;69(2):137-44.
2003: Horacio B Croxatto
Mifepristone for luteal phase contraception.
Contraception 2003;68(6):483-8.
2003: Horacio B Croxatto; María Elena Ortiz; Andrés L Müller
Mechanisms of action of emergency contraception.
Steroids 2003;68(10-13):1095-8.
2003: Sigrid von Eckardstein; Gabriela Noe; Vivian Brache; Eberhard Nieschlag; Horacio B Croxatto; Francisco Alvarez; Alfred Moo-Young; Irving Sivin; Narender Kumar; Margaret Small; Kalyan Sundaram
A clinical trial of 7 alpha-methyl-19-nortestosterone implants for possible use as a long-acting contraceptive for men.
The Journal of clinical endocrinology and metabolism 2003;88(11):5232-9.
2003: A L Müller; C M Llados; Horacio B Croxatto
Postcoital treatment with levonorgestrel does not disrupt postfertilization events in the rat.
Contraception 2003;67(5):415-9.
2003: Alexis Parada-Bustamante; Pedro A Orihuela; Horacio B Croxatto
Effect of intrauterine insemination with spermatozoa or foreign protein on the mechanism of action of oestradiol in the rat oviduct.
Reproduction (Cambridge, England) 2003;125(5):677-82.
2003: Pedro A Orihuela; Alexis Parada-Bustamante; Paula P Cortés; Carolina Gatica; Horacio B Croxatto
Estrogen receptor, cyclic adenosine monophosphate, and protein kinase A are involved in the nongenomic pathway by which estradiol accelerates oviductal oocyte transport in cyclic rats.
Biology of reproduction 2003;68(4):1225-31.
2003: Kevin Maisey; Gino Nardocci; Mónica Imarai; Hugo Cardenas; Miguel Rios; Horacio B Croxatto; John E Heckels; Myron Christodoulides; Luis Velasquez
Expression of proinflammatory cytokines and receptors by human fallopian tubes in organ culture following challenge with Neisseria gonorrhoeae.
Infection and immunity 2003;71(1):527-32.
2002: Horacio B Croxatto
Physiology of gamete and embryo transport through the fallopian tube.
Reproductive biomedicine online 2002;4(2):160-9.
2002: Horacio B Croxatto; Blanca Fuentealba; Vivian Brache; Ana Maria Salvatierra; Francisco Alvarez; Rebeca Massai; Leila Cochon; Anibal Faundes
Effects of the Yuzpe regimen, given during the follicular phase, on ovarian function.
Contraception 2002;65(2):121-8.
2002: Miguel Rios; Alejandro Venegas; Horacio B Croxatto
In vivo expression of beta-galactosidase by rat oviduct exposed to naked DNA or messenger RNA.
Biological research 2002;35(3-4):333-8.
2002: Horacio B Croxatto
Mechanisms that explain the contraceptive action of progestin implants for women.
Contraception 2002;65(1):21-7.
2001: María Rebeca Massai; Soledad Díaz; E Quinteros; María Verónica Reyes; C Herreros; Ana Zepeda; Horacio B Croxatto; Alfred Moo-Young
Contraceptive efficacy and clinical performance of Nestorone implants in postpartum women.
Contraception 2001;64(6):369-76.
2001: Pedro A Orihuela; Horacio B Croxatto
Acceleration of oviductal transport of oocytes induced by estradiol in cycling rats is mediated by nongenomic stimulation of protein phosphorylation in the oviduct.
Biology of reproduction 2001;65(4):1238-45.
2001: Pedro A Orihuela; Mariana Ríos; Horacio B Croxatto
Disparate effects of estradiol on egg transport and oviductal protein synthesis in mated and cyclic rats.
Biology of reproduction 2001;65(4):1232-7.
2001: Luis Velasquez; Kevin Maisey; R Fernandez; D Valdes; Hugo Cardenas; Mónica Imarai; J Delgado; J Aguilera; Horacio B Croxatto
PAF receptor and PAF acetylhydrolase expression in the endosalpinx of the human Fallopian tube: possible role of embryo-derived PAF in the control of embryo transport to the uterus.
Human reproduction (Oxford, England) 2001;16(8):1583-7.
2001: John D Aplin; Marcos Meseguer; C Simón; María Elena Ortíz; Horacio B Croxatto; C J P Jones
MUC1, glycans and the cell-surface barrier to embryo implantation.
Biochemical Society transactions 2001;29(Pt 2):153-6.
2001: C J P Jones; María Elena Ortíz; Horacio B Croxatto; A Manzur; G Slevin; John D Aplin
Muc1 and glycan expression in the oviduct and endometrium of a New World monkey, Cebus apella.
Biology of reproduction 2001;64(5):1535-44.
2001: Carlos Alberto Petta; M Hays; Vivian Brache; Rebeca Massai; Y Hua; F Alvarez-Sánchez; Horacio B Croxatto; Catherine d'Arcangues; L A Cook; Luis Bahamondes
Delayed first injection of the once-a-month injectable contraceptive containing 25 mg of medroxyprogesterone acetate and 5 mg of E(2)-cypionate: effects on ovarian function.
Fertility and sterility 2001;75(4):744-8.
2001: Horacio B Croxatto; Luigi Devoto; M Durand; Enrique Ezcurra; F Larrea; C Nagle; María Elena Ortiz; David Vantman; Margarita Vega; Helena von Hertzen
Mechanism of action of hormonal preparations used for emergency contraception: a review of the literature.
Contraception 2001;63(3):111-21.
2001: R Fernandez; P Nelson; J Delgado; J Aguilera; Rebeca Massai; Luis Velasquez; Mónica Imarai; Horacio B Croxatto; Hugo Cardenas
Increased adhesiveness and internalization of Neisseria gonorrhoeae and changes in the expression of epithelial gonococcal receptors in the Fallopian tube of copper T and Norplant users.
Human reproduction (Oxford, England) 2001;16(3):463-8.
2001: Miguel Rios; Sergio R Ojeda; Luis Velasquez; Kevin Maisey; Horacio B Croxatto
A segment and epithelium specific messenger ribonucleic acid fragment up-regulated by estradiol in the rat oviduct.
Biological research 2001;34(1):15-21.
2000: Rebeca Massai; Soledad Díaz; Theodore M Jackanicz; Horacio B Croxatto
Vaginal rings for contraception in lactating women.
Steroids 2000;65(10-11):703-7.
2000: Horacio B Croxatto
Progestin implants.
Steroids 2000;65(10-11):681-5.
2000: Horacio B Croxatto
Clinical profile of Implanon: a single-rod etonogestrel contraceptive implant.
The European journal of contraception & reproductive health care : the official journal of the European Society of Contraception 2000;5 Suppl 2():21-8.
2000: Vivian Brache; Rebeca Massai; Daniel R Mishell; Alfred Moo-Young; Francisco Alvarez; Ana Maria Salvatierra; Leila Cochon; Horacio B Croxatto; A Robbins; Anibal Faundes
Ovarian function during use of Nestorone(R) subdermal implants.
Contraception 2000;61(3):199-204.
1999: Soledad Díaz; María Verónica Reyes; Ana Zepeda; G B González; José Manuel López; Carmen Campino; Horacio B Croxatto
Norplant((R)) implants and progesterone vaginal rings do not affect maternal bone turnover and density during lactation and after weaning.
Human reproduction (Oxford, England) 1999;14(10):2499-505.
1999: G Noé; J Suvisaari; C Martin; Alfred Moo-Young; Kalyan Sundaram; S I Saleh; E Quintero; Horacio B Croxatto; Pekka Lähteenmäki
Gonadotrophin and testosterone suppression by 7alpha-methyl-19-nortestosterone acetate administered by subdermal implant to healthy men.
Human reproduction (Oxford, England) 1999;14(9):2200-6.
1999: Rebeca Massai; Patricia Miranda; P Valdés; P Lavín; Ana Zepeda; M E Casado; M A Silva; G Fetis; C Bravo; O Chandía; O Peralta; Horacio B Croxatto; Soledad Díaz
Preregistration study on the safety and contraceptive efficacy of a progesterone-releasing vaginal ring in Chilean nursing women.
Contraception 1999;60(1):9-14.
1999: Horacio B Croxatto; János Urbancsek; Rebeca Massai; H Coelingh Bennink; A van Beek
A multicentre efficacy and safety study of the single contraceptive implant Implanon. Implanon Study Group.
Human reproduction (Oxford, England) 1999;14(4):976-81.
1999: Pedro A Orihuela; María Elena Ortiz; Horacio B Croxatto
Sperm migration into and through the oviduct following artificial insemination at different stages of the estrous cycle in the rat.
Biology of reproduction 1999;60(4):908-13.
1999: C R Prieto; Hugo Cardenas; Horacio B Croxatto
Variability of breast sucking, associated milk transfer and the duration of lactational amenorrhoea.
Journal of reproduction and fertility 1999;115(2):193-200.
1998: Horacio B Croxatto; L Mäkäräinen
The pharmacodynamics and efficacy of Implanon. An overview of the data.
Contraception 1998;58(6 Suppl):91S-97S.
1998: Horacio B Croxatto; Ana Maria Salvatierra; Blanca Fuentealba; Rebeca Massai
Contraceptive potential of a mifepristone-nomegestrol acetate sequential regimen in women.
Human reproduction (Oxford, England) 1998;13(12):3297-302.
1998: L Sülz; J P Valenzuela; Ana Maria Salvatierra; María Elena Ortiz; Horacio B Croxatto
The expression of alpha(v) and beta3 integrin subunits in the normal human Fallopian tube epithelium suggests the occurrence of a tubal implantation window.
Human reproduction (Oxford, England) 1998;13(1O):2916-20.
1998: Horacio B Croxatto; L Kovács; Rebeca Massai; B A Resch; Blanca Fuentealba; Ana Maria Salvatierra; H D Croxatto; S Zalányi; S Viski; L Krenács
Effects of long-term low-dose mifepristone on reproductive function in women.
Human reproduction (Oxford, England) 1998;13(4):793-8.
1998: Ian S Fraser; A Tiitinen; B Affandi; Vivian Brache; Horacio B Croxatto; S Diaz; J Ginsburg; S Gu; P Holma; E Johansson; Olav Meirik; Daniel R Mishell; Harold A Nash; B von Schoultz; Irving Sivin
Norplant consensus statement and background review.
Contraception 1998;57(1):1-9.
1997: John D Aplin; C J P Jones; PB McGinlay; Horacio B Croxatto; Asgerally T. Fazleabas
Progesterone regulates glycosylation in endometrium.
Biochemical Society transactions 1997;25(4):1184-7.
1997: Soledad Díaz; Ana Zepeda; X Maturana; María Verónica Reyes; Patricia Miranda; M E Casado; O Peralta; Horacio B Croxatto
Fertility regulation in nursing women. IX. Contraceptive performance, duration of lactation, infant growth, and bleeding patterns during use of progesterone vaginal rings, progestin-only pills, Norplant implants, and Copper T 380-A intrauterine devices.
Contraception 1997;56(4):223-32.
1997: Irving Sivin; Soledad Díaz; Horacio B Croxatto; Patricia Miranda; M Shaaban; E H Sayed; B Xiao; S C Wu; M Du; Francisco Alvarez; Vivian Brache; S Basnayake; Terry McCarthy; MD Lacarra; Daniel R Mishell; S Koetsawang; J Stern; Theodore M Jackanicz
Contraceptives for lactating women: a comparative trial of a progesterone-releasing vaginal ring and the copper T 380A IUD.
Contraception 1997;55(4):225-32.
1997: Luis Velasquez; Sergio R Ojeda; Horacio B Croxatto
Expression of platelet-activating factor receptor in the hamster oviduct: localization to the endosalpinx.
Journal of reproduction and fertility 1997;109(2):349-54.
1997: Mariana Ríos; Pedro A Orihuela; Horacio B Croxatto
Intraoviductal administration of ribonucleic acid from estrogen-treated rats mimics the effect of estrogen on ovum transport.
Biology of reproduction 1997;56(1):279-83.
1996: M E Ortiz; Horacio B Croxatto; C W Bardin
Mechanisms of action of intrauterine devices.
Obstetrical & gynecological survey 1996;51(12 Suppl):S42-51.
1996: C R Prieto; Hugo Cardenas; A M Salvatierra; C Boza; C G Montes; Horacio B Croxatto
Sucking pressure and its relationship to milk transfer during breastfeeding in humans.
Journal of reproduction and fertility 1996;108(1):69-74.
1996: Horacio B Croxatto; M R Massai; Ana Maria Salvatierra; Blanca Fuentealba; H D Croxatto; P Lähteenmäki
Effects of a sequential regimen of mifepristone-medroxyprogesterone acetate on ovarian function, endometrial development and hormonal parameters.
Contraception 1996;54(2):79-86.
1995: Horacio B Croxatto; Ana Maria Salvatierra; Blanca Fuentealba; L Leiva
Follicle stimulating hormone-granulosa cell axis involvement in the antifolliculotrophic effect of low dose mifepristone (RU486).
Human reproduction (Oxford, England) 1995;10(8):1987-91.
1995: Soledad Díaz; H Cárdenas; Ana Zepeda; A Brandeis; V Schiappacasse; Patricia Miranda; María Serón-Ferré; Horacio B Croxatto
Luteinizing hormone pulsatile release and the length of lactational amenorrhoea.
Human reproduction (Oxford, England) 1995;10(8):1957-61.
1995: L A Velasquez; J G Aguilera; Horacio B Croxatto
Possible role of platelet-activating factor in embryonic signaling during oviductal transport in the hamster.
Biology of reproduction 1995;52(6):1302-6.
1995: M E Ortíz; G Gajardo; C G León; E Herrera; Enrique Adriano Valdez; Horacio B Croxatto
Sperm migration through the female genital tract of the New World monkey Cebus apella.
Biology of reproduction 1995;52(5):1121-8.
1995: Soledad Díaz; M Seron-Ferre; Horacio B Croxatto; J Veldhuis
Neuroendocrine mechanisms of lactational infertility in women.
Biological research 1995;28(2):155-63.
1995: Soledad Díaz; V Schiappacasse; Margarita Pavez; Ana Zepeda; Alfred Moo-Young; A Brandeis; Pekka Lähteenmäki; Horacio B Croxatto
Clinical trial with Nestorone subdermal contraceptive implants.
Contraception 1995;51(1):33-8.
1994: Horacio B Croxatto; Ana Maria Salvatierra; Blanca Fuentealba; C Zurth; S Beier
Effect of the antiprogestin onapristone on follicular growth in women.
Human reproduction (Oxford, England) 1994;9(8):1442-7.
1994: Blanca Fuentealba; Ana Maria Salvatierra; Horacio B Croxatto
[Anti-progestins and contraception].
Advances in contraception : the official journal of the Society for the Advancement of Contraception 1994;10 Suppl 1():61-8.
1994: L A Leiva; Horacio B Croxatto
Comparison of the effect of hypothalamic neuropeptides upon luteinizing hormone secretion by cultured rat anterior pituitary cells.
Biological research 1994;27(2):113-21.
1994: M L Forcelledo; L Leiva; Horacio B Croxatto
Effects of RU486 on the ovarian response of immature rats to pregnant mare's serum gonadotrophin or diethylstilbestrol.
Human reproduction (Oxford, England) 1994;9(1):24-31.
1994: María Elena Ortiz; G Noe; G Bastias; O Darrigrande; Horacio B Croxatto
Increased sensitivity and accumulation of estradiol in the rat oviduct during early pregnancy.
Biological research 1994;27(1):57-61.
1993: Soledad Díaz; Horacio B Croxatto
Contraception in lactating women.
Current opinion in obstetrics & gynecology 1993;5(6):815-22.
1993: G Noé; Ana Maria Salvatierra; O Heikinheimo; X Maturana; Horacio B Croxatto
Pharmacokinetics and bioavailability of ST 1435 administered by different routes.
Contraception 1993;48(6):548-56.
1993: Horacio B Croxatto
NORPLANT: levonorgestrel-releasing contraceptive implant.
Annals of medicine 1993;25(2):155-60.
1993: Horacio B Croxatto; Ana Maria Salvatierra; H D Croxatto; Blanca Fuentealba
Effects of continuous treatment with low dose mifepristone throughout one menstrual cycle.
Human reproduction (Oxford, England) 1993;8(2):201-7.
1992: G Noé; Y C Cheng; M Dabiké; Horacio B Croxatto
Tissue uptake of human sex hormone-binding globulin and its influence on ligand kinetics in the adult female rat.
Biology of reproduction 1992;47(6):970-6.
1992: Soledad Díaz; H Cárdenas; A Brandeis; Patricia Miranda; Ana Maria Salvatierra; Horacio B Croxatto
Relative contributions of anovulation and luteal phase defect to the reduced pregnancy rate of breastfeeding women.
Fertility and sterility 1992;58(3):498-503.
1992: G Noé; M Pavez; Horacio B Croxatto
Changes in serum levels of SHBG, endogenous ligands and levonorgestrel induced by ethinylestradiol in Norplant users.
Contraception 1992;45(3):187-201.
1991: Soledad Díaz; Margarita Pavez; Alfred Moo-Young; C W Bardin; Horacio B Croxatto
Clinical trial with 3-keto-desogestrel subdermal implants.
Contraception 1991;44(4):393-408.
1991: Soledad Díaz; R Aravena; H Cárdenas; M E Casado; Patricia Miranda; V Schiappacasse; Horacio B Croxatto
Contraceptive efficacy of lactational amenorrhea in urban Chilean women.
Contraception 1991;43(4):335-52.
1991: Soledad Díaz; Patricia Miranda; A Brandeis; H Cárdenas; Horacio B Croxatto
Mechanism of action of progesterone as contraceptive for lactating women.
Annals of the New York Academy of Sciences 1991;626():11-21.
1991: María Elena Ortiz; G Bastías; O Darrigrande; Horacio B Croxatto
Importance of uterine expulsion of embryos in the interceptive mechanism of postcoital oestradiol in rats.
Reproduction, fertility, and development 1991;3(3):333-7.
1991: Horacio B Croxatto; Soledad Díaz; I Sivin
Contraceptive implants.
Annals of the New York Academy of Sciences 1991;626():22-9.
1991: Soledad Díaz; H Cárdenas; A Brandeis; Patricia Miranda; V Schiappacasse; Ana Maria Salvatierra; C Herreros; María Serón-Ferré; Horacio B Croxatto
Early difference in the endocrine profile of long and short lactational amenorrhea.
The Journal of clinical endocrinology and metabolism 1991;72(1):196-201.
1990: F M Morán; M L Forcelledo; Horacio B Croxatto
Increased secretion of adrenal progesterone explains the lack of response of oviductal embryo transport to a short intravenous infusion of estradiol in the rat.
Archivos de biología y medicina experimentales 1990;23(4):299-305.
1990: Soledad Díaz; Horacio B Croxatto; Margarita Pavez; H Belhadj; J Stern; Irving Sivin
Clinical assessment of treatments for prolonged bleeding in users of Norplant implants.
Contraception 1990;42(1):97-109.
1989: Soledad Díaz; Margarita Pavez; A Brandeis; H Cárdenas; Horacio B Croxatto
A longitudinal study on cortisol, prolactin and thyroid hormones in users of Norplant subdermal implants or a copper T device.
Contraception 1989;40(4):505-17.
1989: María Elena Ortiz; C Llados; Horacio B Croxatto
Embryos of different ages transferred to the rat oviduct enter the uterus at different times.
Biology of reproduction 1989;41(3):381-4.
1989: L S Roblero; M D Riffo; Horacio B Croxatto
Cumulus cell dispersion induced by estradiol in mouse oviduct in vitro.
Gamete research 1989;23(4):467-73.
1989: J Zenteno; C Silva; H Cárdenas; Horacio B Croxatto
Effect of oestradiol delivered from a perioviducal device on ovum transport in mice.
Journal of reproduction and fertility 1989;86(2):545-8.
1989: Horacio B Croxatto; Ana Maria Salvatierra; H D Croxatto; I M Spitz
Variable effects of RU 486 on endometrial maintenance in the luteal phase extended by exogenous hCG.
Clinical endocrinology 1989;31(1):15-23.
1989: Soledad Díaz; María Serón-Ferré; H Cárdenas; V Schiappacasse; A Brandeis; Horacio B Croxatto
Circadian variation of basal plasma prolactin, prolactin response to suckling, and length of amenorrhea in nursing women.
The Journal of clinical endocrinology and metabolism 1989;68(5):946-55.
1988: B Fuentealba; M Nieto; Horacio B Croxatto
Estrogen and progesterone receptors in the oviduct during egg transport in cyclic and pregnant rats.
Biology of reproduction 1988;39(4):751-7.
1988: Horacio B Croxatto; Soledad Díaz; Margarita Pavez; H Cárdenas; M Larsson; E D Johansson
Clearance of levonorgestrel from the circulation following removal of NORPLANT subdermal implants.
Contraception 1988;38(5):509-23.
1988: Horacio B Croxatto; Soledad Díaz; Margarita Pavez; A Brandeis
Estradiol plasma levels during long-term treatment with Norplant subdermal implants.
Contraception 1988;38(4):465-75.
1988: G D Moore; Horacio B Croxatto
Effects of delayed transfer and treatment with oestrogen on the transport of microspheres by the rat oviduct.
Journal of reproduction and fertility 1988;83(2):795-802.
1988: M L Forcelledo; Horacio B Croxatto
Effects of 4-hydroxyandrostenedione and exogenous testosterone on blood concentrations of oestradiol and oviducal embryo transport in the rat.
The Journal of endocrinology 1988;118(1):93-100.
1988: Soledad Díaz; G Rodríguez; O Peralta; Patricia Miranda; M E Casado; Ana Maria Salvatierra; C Herreros; A Brandeis; Horacio B Croxatto
Lactational amenorrhea and the recovery of ovulation and fertility in fully nursing Chilean women.
Contraception 1988;38(1):53-67.
1988: Soledad Díaz; G Rodríguez; G Marshall; G del Pino; M E Casado; Patricia Miranda; V Schiappacasse; Horacio B Croxatto
Breastfeeding pattern and the duration of lactational amenorrhea in urban Chilean women.
Contraception 1988;38(1):37-51.
1988: Soledad Díaz; Patricia Miranda; A Brandeis; H Cárdenas; Horacio B Croxatto
A study on the feasibility of suppressing ovarian activity following the end of postpartum amenorrhoea by increasing the frequency of suckling.
Clinical endocrinology 1988;28(5):525-35.
1988: G D Moore; Horacio B Croxatto
Synthetic microspheres transferred to the rat oviduct on day 1 of pregnancy mimic the transport of native ova.
Journal of reproduction and fertility 1988;82(2):735-42.
1988: B Fuentealba; M Nieto; Horacio B Croxatto
Progesterone abbreviates the nuclear retention of estrogen receptor in the rat oviduct and counteracts estrogen action on egg transport.
Biology of reproduction 1988;38(1):63-9.
1988: G D Moore; A Salazar; H Cárdenas; Horacio B Croxatto
Inhibition of sperm migration, fertilization and implantation in rats by precoital intrauterine administration of gossypol or nonoxynol-9.
Contraception 1988;37(1):85-98.
1987: B Fuentealba; M Nieto; Horacio B Croxatto
Ovum transport in pregnant rats is little affected by RU486 and exogenous progesterone as compared to cycling rats.
Biology of reproduction 1987;37(4):768-74.
1987: L S Roblero; O Fernández; Horacio B Croxatto
The effect of RU486 on transport, development and implantation of mouse embryos.
Contraception 1987;36(5):549-55.
1987: Horacio B Croxatto; Soledad Díaz; Ana Maria Salvatierra; P Morales; C Ebensperger; A Brandeis
Treatment with Norplant subdermal implants inhibits sperm penetration through cervical mucus in vitro.
Contraception 1987;36(2):193-201.
1987: M E Ortiz; Horacio B Croxatto
The mode of action of IUDs.
Contraception 1987;36(1):37-53.
1987: Soledad Díaz; Margarita Pavez; H Cárdenas; Horacio B Croxatto
Recovery of fertility and outcome of planned pregnancies after the removal of Norplant subdermal implants or Copper-T IUDs.
Contraception 1987;35(6):569-79.
1987: Soledad Díaz; Margarita Pavez; Patricia Miranda; E D Johansson; Horacio B Croxatto
Long-term follow-up of women treated with Norplant implants.
Contraception 1987;35(6):551-67.
1987: Horacio B Croxatto; Soledad Díaz
The place of progesterone in human contraception.
Journal of steroid biochemistry 1987;27(4-6):991-4.
1987: Soledad Díaz; Horacio B Croxatto; O Peralta; C Herreros; G Juez; G Rodríguez; G Marshall; M E Casado; Patricia Miranda; V Schiappacasse
[Amenorrhea, anovulation and infertility associated with breast feeding in a selected group of urban women].
Revista chilena de obstetricia y ginecología 1987;52(5):320-6.
1986: Soledad Díaz; Margarita Pavez; C Herreros; E D Johansson; Horacio B Croxatto
Bleeding pattern, outcome of accidental pregnancies and levonorgestrel plasma levels associated with method failure in Norplant implants users.
Contraception 1986;33(4):347-56.
1985: Soledad Díaz; C Herreros; G Juez; M E Casado; Ana Maria Salvatierra; Patricia Miranda; O Peralta; Horacio B Croxatto
Fertility regulation in nursing women: VII. Influence of NORPLANT levonorgestrel implants upon lactation and infant growth.
Contraception 1985;32(1):53-74.
1985: Horacio B Croxatto; Soledad Díaz; A Brandeis; Margarita Pavez; E D Johansson
Plasma levonorgestrel and progesterone levels in women treated with silastic covered rods containing levonorgestrel.
Contraception 1985;31(6):643-54.
1985: D N Robertson; S Diaz; F Alvarez-Sanchez; P Holma; Daniel R Mishell; E Coutinho; Vivian Brache; Horacio B Croxatto; Anibal Faundes; MD Lacarra
Contraception with long-acting subdermal implants. A five-year clinical trial with Silastic covered rod implants containing levonorgestrel. The International Committee for Contraception Research (ICCR) of the Population Council.
Contraception 1985;31(4):351-9.
1985: Soledad Díaz; C Herreros; G Juez; O Peralta; Horacio B Croxatto
[Influence of Norplant contraceptive implants on lactation and infant growth].
Revista chilena de obstetricia y ginecología 1985;50(5):421-8.
1984: Soledad Díaz; O Peralta; G Juez; C Herreros; M E Casado; Ana Maria Salvatierra; Patricia Miranda; Horacio B Croxatto
Fertility regulation in nursing women. VI. Contraceptive effectiveness of a subdermal progesterone implant.
Contraception 1984;30(4):311-25.
1984: G Juez; Soledad Díaz; O Peralta; Horacio B Croxatto; M E Casado; A M Salvattierra; E Durán; M Fernández
[Exclusive breast feeding: growth of the infant in a selected group of Chilean infants].
Revista chilena de pediatría 1984;55(4):225-30.
1983: A H Tatum; J D Shelburne; P Ingram; D N Robertson; Horacio B Croxatto; S Diaz
Scanning electron microscopy and X-ray microanalysis of foreign bodies associated with Silastic implants in humans.
Contraception 1983;28(6):543-52.
1983: G Juez; Soledad Díaz; M E Casado; E Durán; Ana Maria Salvatierra; O Peralta; Horacio B Croxatto
Growth pattern of selected urban Chilean infants during exclusive breast-feeding.
The American journal of clinical nutrition 1983;38(3):462-8.
1983: Horacio B Croxatto; S Diaz; D N Robertson; Margarita Pavez
Clinical chemistry in women treated with levonorgestrel implants (Norplant) or a TCu 200 IUD.
Contraception 1983;27(3):281-8.
1983: O Peralta; Soledad Díaz; G Juez; C Herreros; M E Casado; Ana Maria Salvatierra; Patricia Miranda; E Durán; Horacio B Croxatto
Fertility regulation in nursing women: V. Long-term influence of a low-dose combined oral contraceptive initiated at day 90 postpartum upon lactation and infant growth.
Contraception 1983;27(1):27-38.
1983: Horacio B Croxatto; Soledad Díaz; O Peralta; G Juez; C Herreros; M E Casado; Ana Maria Salvatierra; Patricia Miranda; E Durán
Fertility regulation in nursing women: IV. Long-term influence of a low-dose combined oral contraceptive initiated at day 30 postpartum upon lactation and infant growth.
Contraception 1983;27(1):13-25.
1983: Soledad Díaz; O Peralta; G Juez; C Herreros; M E Casado; Ana Maria Salvatierra; Patricia Miranda; E Durán; Horacio B Croxatto
Fertility regulation in nursing women: III. Short-term influence of a low-dose combined oral contraceptive upon lactation and infant growth.
Contraception 1983;27(1):1-11.
1982: Horacio B Croxatto; S Diaz; Margarita Pavez; Patricia Miranda; A Brandeis
Plasma progesterone levels during long-term treatment with levonorgestrel silastic implants.
Acta endocrinologica 1982;101(2):307-11.
1982: Horacio B Croxatto; Soledad Díaz; O Peralta; G Juez; M E Casado; Ana Maria Salvatierra; E Durán
Fertility regulation in nursing women. II. Comparative performance of progesterone implants versus placebo and copper T.
American journal of obstetrics and gynecology 1982;144(2):201-8.
1982: Horacio B Croxatto; Soledad Díaz; O Peralta; Ana Maria Salvatierra; A Brandeis
Plasma progesterone levels following subdermal implantation of progesterone pellets in lactating women.
Acta endocrinologica 1982;100(4):630-3.
1982: B Fuentealba; R Vera; M Nieto; Horacio B Croxatto
Changes in nuclear estrogen receptor level in the rat oviduct during ovum transport.
Biology of reproduction 1982;27(1):12-6.
1982: S Diaz; Margarita Pavez; Patricia Miranda; D N Robertson; Irving Sivin; Horacio B Croxatto
A five-year clinical trial of levonorgestrel silastic implants (Norplant TM).
Contraception 1982;25(5):447-56.
1982: E Guiloff; Ana Maria Salvatierra; María Elena Ortiz; Horacio B Croxatto
Endocrine response and ovum transport in women treated with D-Trp6-luteinizing hormone-releasing hormone in the postovulatory period.
American journal of obstetrics and gynecology 1982;142(2):148-52.
1981: Horacio B Croxatto; Soledad Díaz; P Miranda; K Elamsson; E D Johansson
Plasma levels of levonorgestrel in women during longterm use of norplant.
Contraception 1981;23(2):197-209.
1980: Horacio B Croxatto; Soledad Díaz; P Miranda; K Elamsson; E D Johansson
Plasma levels of levonorgestrel in women during longterm use of Norplants.
Contraception 1980;22(6):583-96.
1980: Irving Sivin; D N Robertson; J Stern; Horacio B Croxatto; S Diaz; E Coutinho; A R da Silva; F Alvarez-Sanchez; Anibal Faundes; O McDonald; P Holma; N C Nielsen; M Osler; H A Nash
Norplant: reversible implant contraception.
Studies in family planning 1980;11(7-8):227-35.
1980: O Peralta; Soledad Díaz; Horacio B Croxatto; G Juez; M E Casado; Ana Maria Salvatierra; E Durán
[Effect of progesterone on lactation and post-partum infertility].
Revista chilena de obstetricia y ginecología 1980;45(3):131-40.