| Revised nomenclature for avian telencephalon and some related brainstem nuclei | Journal of Comparative Neurology | 2004 | 928 |
| Expression of Dbx1, Neurogenin 2, Semaphorin 5A, Cadherin 8, and Emx1 distinguish ventral and lateral pallial histogenetic divisions in the developing mouse claustroamygdaloid complex | Journal of Comparative Neurology | 2004 | 194 |
| Evidence of active microglia in substantia nigra pars compacta of parkinsonian monkeys 1 year after MPTP exposure | Glia | 2004 | 160 |
| Expression of the genes Emx1, Tbr1, and Eomes (Tbr2) in the telencephalon of Xenopus laevis confirms the existence of a ventral pallial division in all tetrapods | Journal of Comparative Neurology | 2004 | 124 |
| Cytotoxicity and antiproliferative activities of several phenolic compounds against three melanocytes cell lines: relationship between structure and activity | Nutrition and Cancer | 2004 | 124 |
| Effects of centrifugation before freezing on boar sperm cryosurvival | Journal of Andrology | 2004 | 107 |
| Survival and fertility of boar spermatozoa after freeze-thawing in extender supplemented with butylated hydroxytoluene | Journal of Andrology | 2004 | 101 |
| Why hypertensive patients do not comply with the treatment: results from a qualitative study | Family Practice | 2004 | 94 |
| The predictive value of porcine seminal parameters on fertility outcome under commercial conditions | Reproduction in Domestic Animals | 2004 | 71 |
| Studies on seasonal arthropod succession on carrion in the southeastern Iberian Peninsula | International Journal of Legal Medicine | 2004 | 65 |
| Effects of different glucocorticoid treatments on serum acute phase proteins in dogs | Veterinary Record | 2004 | 59 |
| Vitrification of porcine embryos at various developmental stages using different ultra-rapid cooling procedures | Theriogenology | 2004 | 59 |
| Diagnostic efficacy of biochemical markers in diagnosis post-mortem of ischaemic heart disease | Forensic Science International | 2004 | 56 |
| Successful nonsurgical deep uterine embryo transfer in pigs | Theriogenology | 2004 | 56 |
| In vitro development following one-step dilution of OPS-vitrified porcine blastocysts | Theriogenology | 2004 | 55 |
| Comparative effects of autologous and homologous seminal plasma on the viability of largely extended boar spermatozoa | Reproduction in Domestic Animals | 2004 | 54 |
| Agonist-independent, high constitutive activity of the human melanocortin 1 receptor | Pigment Cell & Melanoma Research | 2004 | 54 |
| Mutations in the shutter region of antithrombin result in formation of disulfide-linked dimers and severe venous thrombosis | Journal of Thrombosis and Haemostasis | 2004 | 48 |
| Carbohydrate analysis of the zona pellucida and cortical granules of human oocytes by means of ultrastructural cytochemistry | Human Reproduction | 2004 | 45 |
| An automated spectrophotometric method for measuring canine ceruloplasmin in serum | Veterinary Research | 2004 | 44 |
| HCH and DDT residues in human placentas in Murcia (Spain) | Toxicology | 2004 | 42 |
| Hoechst 33342 stain and u.v. laser exposure do not induce genotoxic effects in flow-sorted boar spermatozoa | Reproduction | 2004 | 39 |
| Gender-related differences in carnosine, anserine and lysine content of murine skeletal muscle | Amino Acids | 2004 | 39 |
| Identification of an operon involved in tyrosinase activity and melanin synthesis in Marinomonas mediterranea | Gene | 2004 | 38 |
| Effect of short periods of sperm-oocyte coincubation during in vitro fertilization on embryo development in pigs | Theriogenology | 2004 | 37 |
