| Changes in serum sex steroid levels throughout the reproductive cycle of Bufo arenarum females MF Medina, I Ramos, CA Crespo, S González-Calvar, SN Fernández General and Comparative Endocrinology 136 (2), 143-151, 2004 | 55 | 2004 |
| Ultrastructural changes in the oviductal mucosa throughout the sexual cycle in Bufo arenarum BC Winik, MF Alcaide, CA Crespo, MF Medina, I Ramos, SN Fernández Journal of Morphology 239 (1), 61-73, 1999 | 18 | 1999 |
| Spermatogenesis in Leptodactylus chaquensis. Histological study ALI Villagra, SB Cisint, CA Crespo, MF Medina, I Ramos, SN Fernández Zygote 22 (3), 291-299, 2014 | 16 | 2014 |
| Histopathological and biological studies of the effect of cadmium on Rhinella arenarum gonads MF Medina, A Cosci, S Cisint, CA Crespo, I Ramos, ALI Villagra, ... Tissue and Cell 44 (6), 418-426, 2012 | 16 | 2012 |
| Role of cations as components of jelly coats in Bufo arenarum fertilization MF Medina, CA Crespo, I Ramos, SN Fernández Zygote 18 (1), 69-80, 2010 | 14 | 2010 |
| Involvement of catecholamines in the regulation of oocyte maturation in frogs I Ramos, S Cisint, CA Crespo, MF Medina, SN Fernández Zygote 10 (3), 271-281, 2002 | 10 | 2002 |
| Effect of oviductal secretion components on the fertilizing capacity of amphibian sperm: Biological and ultrastructural studies MF Medina, CA Crespo, I Ramos, SN Fernández Micron 43 (2-3), 223-228, 2012 | 8 | 2012 |
| Analysis of Bufo arenarum oviductal secretion during the sexual cycle CA Crespo, I Ramos, MF Medina, SN Fernández Zygote 17 (4), 329-340, 2009 | 8 | 2009 |
| Subcellular localization of Ca-ATPase and calcium in Bufo arenarum oviducts MF Medina, BC Winik, CA Crespo, I Ramos, SN Fernández Acta Histochemica et Cytochemica 33 (1), 49-58, 2000 | 8 | 2000 |
| Structural analysis of toad oviductal mucosa in relation to jelly components secretion throughout the reproductive cycle CA Crespo, I Ramos, MF Medina, SB Cisint, ALI Villagra, SN Fernández Zygote 22 (2), 229-238, 2014 | 7 | 2014 |
| Modulators of Bufo arenarum ovulation I Ramos, SB Cisint, CA Crespo, MF Medina, SN Fernández Zygote 16 (1), 65-72, 2008 | 7 | 2008 |
| Effect of steroid hormones on Bufo arenarum oviduct. Ultrastructural study MF Medina, CA Crespo, I Ramos, SB Cisint, SN Fernández Journal of Experimental Zoology Part A: Ecological Genetics and Physiology …, 2007 | 7 | 2007 |
| Nuclear maturation inducers in Bufo arenarum oocytes I Ramos, S Cisint, C Crespo, MF Medina, S Fernández Zygote 9 (4), 353-359, 2001 | 7 | 2001 |
| Electron microscopy observations on testis and spermatozoa of Leptodactylus chaquensis (Anura, Leptodactylidae) LI Villagra, I Ramos, S Cisint, CA Crespo, SN Fernández Micron 105, 35-46, 2018 | 6 | 2018 |
| Role of prolactin in nuclear maturation and ovulation in amphibian oocytes I Ramos, S Cisint, MF Medina, CA Crespo, SN Fernández Zygote 13 (3), 265-268, 2005 | 5 | 2005 |
| Ultrastructural changes during nuclear maturation in Bufo arenarum oocytes I Ramos, BC Winik, S Cisint, C Crespo, M Medina, S Fernández Zygote 7 (3), 261-269, 1999 | 5 | 1999 |
| Innervation of amphibian reproductive system. Histological and ultrastructural studies S Cisint, CA Crespo, MF Medina, LI Villagra, SN Fernández, I Ramos Autonomic Neuroscience 185, 51-58, 2014 | 4 | 2014 |
| Subcellular localization of calcium and Ca-ATPase activity during nuclear maturation in Bufo arenarum oocytes I Ramos, SB Cisint, CA Crespo, MF Medina, SN Fernández Zygote 17 (3), 253-260, 2009 | 4 | 2009 |
| Homeostasis and secretion of calcium in the oviductal mucosa of toad Rhinella arenarum CA Crespo, MF Medina, I Ramos, SN Fernández Journal of Experimental Zoology Part A: Ecological Genetics and Physiology …, 2014 | 3 | 2014 |
| Ultrastructure of the oviductal mucosa of Leptodactylus chaquensis. Analysis of the preovulatory and postovulatory periods MF Medina, I Ramos, CA Crespo, S Cisint, LI Villagra, SN Fernández Zygote 23 (5), 635-643, 2015 | 2 | 2015 |
