Marcelo Ratto

Austral University of Chile — Chile

Agricultural and Biological Sciences · Life Sciences

28h-index2.4kcitations139works0.52yr avg
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Research Topics

Reproductive Physiology in Livestock(97), Reproductive Biology and Fertility(55), Sperm and Testicular Function(41), Genetic and phenotypic traits in livestock(28), Veterinary Equine Medical Research(26)

Publications138 total

Systemic administration of β-NGF purified from llama seminal plasma: Effects on luteal function in anestrus ewes
Small Ruminant Research·2025
Red LED Light Irradiation Increases the Resistance Against Environmental Stress of Frozen Bovine Sperm Thawed in Suboptimal Conditions
Animals·2025· 1 citedOpen Access
Metabolomic changes of uterine fluid of lactating cows with subclinical endometritis and treated with docosahexaenoic acid (DHA)
Veterinary and Animal Science·2025· 1 citedOpen Access
β-NGF and its receptors are present in ram sperm cells, but β-NGF was undetectable in seminal plasma
Reproduction Fertility and Development·2025
A single injection of a long-acting oxytocin analog (carbetocin) at estrus onset synchronizes ovulations and enhances ovulation rate in ewes
Theriogenology·2025
Optimizing estrus synchronization in tropical hair sheep: ovarian responses and corpus luteum function following prostaglandin or progesterone-based treatments
Tropical Animal Health and Production·2025
Proteomic profiling of 15-day post-mating preimplantation alpaca embryos reveals estradiol and cortisol pathway signatures
Theriogenology·2025· 1 cited
Comparison Between Two Methodologies of Sample Preservation for RNA Extraction in Naturally Delivered Ovine Placenta
Animals·2025Open Access
Comparison Between Two Methodologies of Sample Preservation for RNA Extraction in Naturally Delivered Ovine Placenta
Preprints.org·2025Open Access
The Autocrine Impact of Nerve Growth Factor on Sheep Uterine Epithelial Cells
Cells·2025· 1 citedOpen Access
EFFECT OF DIETARY INCLUSION OF INDIGENOUS PROBIOTICS ON THE GROWTH AND INTESTINAL HISTOMORPHOLOGY OF GUINEA PIGS (Cavia porcellus)
Open Veterinary Journal·2025Open Access
Red Led Light Irradiation Partially Counteract the Deleterious Effects Induced by a Slow Thawing Procedure of Commercial Bull Semen Straws
SSRN Electronic Journal·2025Open Access
<b>Effects of oral administration of native lactic acid bacteria with probiotic potential on productive parameters and meat quality of fattening guinea pigs (<i>Cavia porcellus</i>)</b><i></i>
Open Veterinary Journal·2025Open Access
Multiple mating enhances luteogenesis increasing corpus luteum perfusion area and progesterone production in ewes
Animal Reproduction Science·2024· 2 cited
Maternal–Fetal Blood Flow and Progesterone Concentration in Ewes Sheared at Mid or Late‐Pregnancy
Reproduction in Domestic Animals·2024· 2 cited
Predictive characteristics of male fertility in alpacas with special reference to seminal NGF
Theriogenology·2023
Effect of Brilliant cresyl blue (BCB) staining in oocyte’s maturation and parthenogenetic activation in alpaca (Vicugna pacos) oocytes
Small Ruminant Research·2023· 2 cited
Comparison of two methods to measure the area of ultrasonography images of corpus luteum in sheep
Archivos Latinoamericanos de Producción Animal·2023Open Access
Seasonality in the feeding ecology of Black-necked swans (Cygnus melancoryphus) in a temperate wetland of southern Chile
Gayana·2023· 2 citedOpen Access
Review: Unveiling the effect of beta-nerve growth factor on the reproductive function in llamas and cows
animal·2023· 4 citedOpen Access
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Frequent Co-authors

Gregory P. Adams(32), Wilfredo Huanca L.(11), Jaswant Singh(8), Marco Berland(7), César Ulloa-Leal(7), M. Silva(6), Ximena Valderrama(5), Mauricio E. Silva(5), O. A. Bogle(5), A. Fernández(5), Mauricio Silva(4), M. Guerra(3), Pablo Strobel(3), Alfredo Ramírez‐Reveco(3), Cecilia Norambuena(3), Óscar A. Peralta(3), J. Ruiz(3), Yvonne A. Leduc(2), Louis T. J. Delbaere(2), Roger A. Pierson(2)