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César Eduardo Ulloa Leal

Docente Tiempo Completo

Universidad Austral de Chile

Valdivia, Chile

Líneas de Investigación


Fisiología de la Reproducción ; Reproducción Animal; Biotécnicas Reproductivas

Educación

  •  Licenciado en Ciencias Veterinarias, UNIVERSIDAD DE CONCEPCION. Chile, 2006
  •  Doctorado en Ciencias Veterinarias, UNIVERSIDAD AUSTRAL DE CHILE. Chile, 2014
  •  Médico Veterinario, UNIVERSIDAD DE CONCEPCION. Chile, 2008

Experiencia Académica

  •   Docente Ocasional Tiempo Completo Part Time

    UNIVERSIDAD DE LAS FUERZAS ARMADAS ESPE

    Quito, Ecuador

    2014 - 2018

  •   Docente tiempo completo Full Time

    UNIVERSIDAD AUSTRAL DE CHILE

    Ciencias Veterinarias

    Valdivia, Chile

    2018 - A la fecha

  •   Docente Part Time

    UNIVERSIDAD DE LAS AMERICAS

    Medicina Veterinaria y Zootecnia

    Quito, Ecuador

    2015 - 2016

  •   Docente Part Time

    UNIVERSIDAD AUSTRAL DE CHILE

    Ciencias Veterinarias

    Valdivia, Chile

    2014 - 2014

Experiencia Profesional

  •   Docente colaborador asignatura Ginecología y Obstetricia Veterinaria Part Time

    Universidad Austral de Chile

    Valdivia, Chile

    2014 - 2014

  •   Docente Tiempo Completo Full Time

    Universidad de las Fuerzas Armadas ESPE

    Quito, Ecuador

    2014 - 2018

  •   Docente Tiempo Parcial Part Time

    Universidad de las Americas

    Quito, Ecuador

    2015 - 2016

  •   Médico Veterinario - Asistente de Investigación Full Time

    Universidad de Chile

    Santiago, Chile

    2007 - 2010

  •   Asistente de investigación Part Time

    Universidad de concepción

    Chillán, Chile

    2006 - 2010

  •   Asistente de investigación Part Time

    Universidad Católica de Temuco

    Temuco, Chile

    2014 - 2014

  •   Asistente de investigación Part Time

    Universidad Austral de Chile

    Valdivia, Chile

    2014 - 2014

  •   Asistente de investigación Part Time

    Universidad Austral de Chile

    Valdivia, Chile

    2018 - A la fecha


 

Article (16)

Administration of Beta-Nerve Growth Factor during the Preovulatory Stage Improves Endocrine and Luteal Function in Dairy Heifers

Gajardo, Gonzalo; Paiva, Luis; Ulloa-Leal, Cesar; Valderrama, Ximena; Lopez, Gerardo; Carrasco, Albert; Hidalgo, Alejandra Isabel; Silva, Mauricio E.; Palma, Patricio I.; Ratto, Marcelo H.

Article ISI
Animals  (2023)

Is seminal nerve growth factor-induced luteinizing hormone release in camelids mediated at the hypothalamus?

Carrasco, Rodrigo A.; Pezo, Sergio; Zwiefelhofer, Eric M.; Lanigan, Emily E.; Singh, Jaswant; Berland, Marco A.; Ulloa-Leal, Cesar; Ratto, Marcelo H.; Adams, Gregg P.

Article ISI
REPRODUCTION  (2023)

Ovulation Induced by Intrauterine Seminal Plasma Increases Total Protein, PGE2, IL-8, and IL-1β in Uterine Fluid of Llamas (Lama glama)

Hidalgo, Alejandra Isabel; Ulloa-Leal, Cesar; Gajardo, Gonzalo; Lopez, Gerardo; Carretta, Daniella; Burgos, Rafael Agustin; Ratto, Marcelo

Article ISI
Animals  (2023)

Heterologous beta-nerve growth factor (beta-NGF) given at the LH surge enhances luteal function in dairy heifers

Gajardo, G.; Ulloa-Leal, C.; Valderrama, X.; Paiva, L.; Ratto, M. H.

Article ISI
DOMESTIC ANIMAL ENDOCRINOLOGY  (2021)

beta-NGF Stimulates Steroidogenic Enzyme and VEGFA Gene Expression, and Progesterone Secretion via ERK 1/2 Pathway in Primary Culture of Llama Granulosa Cells

Valderrama, Ximena; Ulloa-Leal, Cesar; Silva, Mauricio Erciario; Goicochea, Jose; Apichela, Silvana; Arganaraz, Martin; Sari, Luciana; Paiva, Luis; Ratto, Vicente Francisco; Ratto, Marcelo Hector

Article ISI
FRONTIERS IN VETERINARY SCIENCE  (2020)

A comparative study of the effects of intramuscular administration of gonadorelin, mating and intrauterine infusion of either raw seminal plasma or seminal plasma purified β-NGF on luteal development in llamas.

Silva, M; Urra, F; Ulloa-Leal, C; Ratto, M H

Article
Reproduction in domestic animals = Zuchthygiene  (2017)

Effects of leptin administration on development, vascularization and function of Corpus luteum in alpacas submitted to pre-ovulatory fasting.

Norambuena, María Cecilia; Hernández, Francisca; Maureira, Jonathan; Rubilar, Carolina; Alfaro, Jorge; Silva, Gonzalo; Silva, Mauricio; Ulloa-Leal, César

Article
Animal reproduction science  (2017)

Nerve growth factor from seminal plasma origin (spβ-NGF) increases CL vascularization and level of mRNA expression of steroidogenic enzymes during the early stage of Corpus Luteum development in llamas.

Silva, M; Ulloa-Leal, C; Valderrama, X P; Bogle, O A; Adams, G P; Ratto, M H

Article
Theriogenology  (2017)

Seminal Plasma Induces Ovulation in Llamas in the Absence of a Copulatory Stimulus=> Role of Nerve Growth Factor as an Ovulation-Inducing Factor.

Berland, Marco A; Ulloa-Leal, Cesar; Barría, Miguel; Wright, Hollis; Dissen, Gregory A; Silva, Mauricio E; Ojeda, Sergio R; Ratto, Marcelo H

Article
Endocrinology  (2016)

LH release and ovulatory response after intramuscular, intravenous, and intrauterine administration of β-nerve growth factor of seminal plasma origin in female llamas.

Silva, M; Fernández, A; Ulloa-Leal, C; Adams, G P; Berland, M A; Ratto, M H

Article
Theriogenology  (2015)

Luteotrophic effect of ovulation-inducing factor/nerve growth factor present in the seminal plasma of llamas.

Ulloa-Leal, C; Bogle, O A; Adams, G P; Ratto, M H

Article
Theriogenology  (2014)

Ovulation-inducing factor (OIF/NGF) from seminal plasma origin enhances Corpus Luteum function in llamas regardless the preovulatory follicle diameter.

Silva, M; Ulloa-Leal, C; Norambuena, C; Fernández, A; Adams, G P; Ratto, M H

Article
Animal reproduction science  (2014)

The effect of repeated administrations of llama ovulation-inducing factor (OIF/NGF) during the peri-ovulatory period on corpus luteum development and function in llamas.

Fernández, A; Ulloa-Leal, C; Silva, M; Norambuena, C; Adams, G P; Guerra, M; Ratto, M H

Article
Animal reproduction science  (2014)

Effects of nutritional restriction on metabolic, endocrine, and ovarian function in llamas (Lama glama).

Norambuena, M C; Silva, M; Urra, F; Ulloa-Leal, C; Fernández, A; Adams, G P; Huanca, W; Ratto, M H

Article
Animal reproduction science  (2013)

Store-operated channels in the pulmonary circulation of high- and low-altitude neonatal lambs.

Parrau, Daniela; Ebensperger, Germán; Herrera, Emilio A; Moraga, Fernando; Riquelme, Raquel A; Ulloa, César E; Rojas, Rodrigo T; Silva, Pablo; Hernandez, Ismael; Ferrada, Javiera; Diaz, Marcela; Parer, Julian T; Cabello, Gertrudis; Llanos, Aníbal J; Reyes, Roberto V

Article
American journal of physiology. Lung cellular and molecular physiology  (2013)

Long-term exposure to high-altitude chronic hypoxia during gestation induces neonatal pulmonary hypertension at sea level.

Herrera, Emilio A; Riquelme, Raquel A; Ebensperger, Germán; Reyes, Roberto V; Ulloa, César E; Cabello, Gertrudis; Krause, Bernardo J; Parer, Julian T; Giussani, Dino A; Llanos, Aníbal J

Article
American journal of physiology. Regulatory, integrative and comparative physiology  (2010)

Review (1)

Review: Unveiling the effect of beta-nerve growth factor on the reproductive function in llamas and cows

Ratto, Marcelo H.; Paiva, Luis; Carrasco, Rodrigo; Silva, Mauricio E.; Ulloa-Leal, Cesar; Ratto, Vicente F.; Goicochea, Jose

Review ISI
ANIMAL  (2023)

6
César Ulloa

Docente Tiempo Completo

Ciencia Animal

Universidad Austral de Chile

Valdivia, Chile

6
Marcelo Ratto

Profesor titular

Ciencia Animal

Universidad Austral de Chile

Valdivia, Chile

3
Luis Paiva

Investigador Postdoctoral

Instituto de Ciencia Animal

Universidad Austral de Chile

Valdivia, Chile

1
Rafael Burgos

FULL PROFESSOR

PHARMACOLOGY AND MORPHOPHYSIOLOGY

UNIVERSIDAD AUSTRAL DE CHILE

VALDIVIA, Chile

1
Mauricio Silva

Profesor Asociado

Medicina Veterinaria y Salud Pública

Universidad Católica de Temuco

Temuco, Chile