Helmerhorst FM - Search Results

1

Is GnRH self-priming an obligatory feature of the reproductive cycle?

de Koning J, Lambalk CB, Helmerhorst FM, Helder MN. de Koning J, et al. Among authors: helmerhorst fm. Hum Reprod. 2001 Feb;16(2):209-14. doi: 10.1093/humrep/16.2.209. Hum Reprod. 2001. PMID: 11157808 Review.

2

Gonadotrophin stimulation reduces VEGF(120) expression in the mouse uterus during the peri-implantation period.

Sibug RM, Helmerhorst FM, Tijssen AM, de Kloet ER, de Koning J. Sibug RM, et al. Among authors: helmerhorst fm. Hum Reprod. 2002 Jun;17(6):1643-8. doi: 10.1093/humrep/17.6.1643. Hum Reprod. 2002. PMID: 12042292

3

Urinary gonadotrophins but not recombinant gonadotrophins reduce expression of VEGF120 and its receptors flt-1 and flk-1 in the mouse uterus during the peri-implantation period.

Sibug RM, de Koning J, Tijssen AM, de Ruiter MC, de Kloet ER, Helmerhorst FM. Sibug RM, et al. Among authors: helmerhorst fm. Hum Reprod. 2005 Mar;20(3):649-56. doi: 10.1093/humrep/deh648. Epub 2004 Dec 9. Hum Reprod. 2005. PMID: 15591083

4

Effects of urinary and recombinant gonadotrophins on gene expression profiles during the murine peri-implantation period.

Sibug RM, Datson N, Tijssen AM, Morsink M, de Koning J, de Kloet ER, Helmerhorst FM. Sibug RM, et al. Among authors: helmerhorst fm. Hum Reprod. 2007 Jan;22(1):75-82. doi: 10.1093/humrep/del363. Epub 2006 Oct 19. Hum Reprod. 2007. PMID: 17053000

5

The influence of ovarian steroids on hypothalamic-pituitary-adrenal regulation in the female rat.

Carey MP, Deterd CH, de Koning J, Helmerhorst F, de Kloet ER. Carey MP, et al. J Endocrinol. 1995 Feb;144(2):311-21. doi: 10.1677/joe.0.1440311. J Endocrinol. 1995. PMID: 7706984

6

Risk of borderline and invasive ovarian tumours after ovarian stimulation for in vitro fertilization in a large Dutch cohort.

van Leeuwen FE, Klip H, Mooij TM, van de Swaluw AM, Lambalk CB, Kortman M, Laven JS, Jansen CA, Helmerhorst FM, Cohlen BJ, Willemsen WN, Smeenk JM, Simons AH, van der Veen F, Evers JL, van Dop PA, Macklon NS, Burger CW. van Leeuwen FE, et al. Among authors: helmerhorst fm. Hum Reprod. 2011 Dec;26(12):3456-65. doi: 10.1093/humrep/der322. Epub 2011 Oct 26. Hum Reprod. 2011. PMID: 22031719 Free PMC article.

7

Estrogen reduces vascular endothelial growth factor(164) expression in the mouse nucleus paraventricularis of the hypothalamus.

Sibug RM, Helmerhorst FM, Tijssen AM, de Kloet ER, de Koning J. Sibug RM, et al. Among authors: helmerhorst fm. Neurosci Lett. 2002 Nov 29;333(3):199-202. doi: 10.1016/s0304-3940(02)01112-6. Neurosci Lett. 2002. PMID: 12429382

8

The OPTIMIST study: optimisation of cost effectiveness through individualised FSH stimulation dosages for IVF treatment. A randomised controlled trial.

van Tilborg TC, Eijkemans MJ, Laven JS, Koks CA, de Bruin JP, Scheffer GJ, van Golde RJ, Fleischer K, Hoek A, Nap AW, Kuchenbecker WK, Manger PA, Brinkhuis EA, van Heusden AM, Sluijmer AV, Verhoeff A, van Hooff MH, Friederich J, Smeenk JM, Kwee J, Verhoeve HR, Lambalk CB, Helmerhorst FM, van der Veen F, Mol BW, Torrance HL, Broekmans FJ. van Tilborg TC, et al. Among authors: helmerhorst fm. BMC Womens Health. 2012 Sep 18;12:29. doi: 10.1186/1472-6874-12-29. BMC Womens Health. 2012. PMID: 22989359 Free PMC article. Clinical Trial.

9

Does subfertility explain the risk of poor perinatal outcome after IVF and ovarian hyperstimulation?

Kapiteijn K, de Bruijn CS, de Boer E, de Craen AJ, Burger CW, van Leeuwen FE, Helmerhorst FM. Kapiteijn K, et al. Among authors: helmerhorst fm. Hum Reprod. 2006 Dec;21(12):3228-34. doi: 10.1093/humrep/del311. Epub 2006 Oct 5. Hum Reprod. 2006. PMID: 17023490 Clinical Trial.

10

Antisperm antibodies: detection assays for antisperm antibodies: what do they test?

Helmerhorst FM, Finken MJ, Erwich JJ. Helmerhorst FM, et al. Hum Reprod. 1999 Jul;14(7):1669-71. doi: 10.1093/humrep/14.7.1669. Hum Reprod. 1999. PMID: 10402364 Review. No abstract available.

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