Zobrazeno 1 - 10
of 167
pro vyhledávání: '"Eduardo R S, Roldan"'
Autor:
Juan M. Solís, Francisco Sevilla, Miguel A. Silvestre, Ignacio Araya-Zúñiga, Eduardo R. S. Roldan, Alejandro Saborío-Montero, Anthony Valverde
Publikováno v:
Animals, Vol 14, Iss 19, p 2768 (2024)
This investigation aimed to analyze the effect that thawing time and temperature in combination with a termo-resistance test had on straws from dairy bulls used for artificial insemination (AI) on semen motility and kinematic variables measured with
Externí odkaz:
https://doaj.org/article/ce67a3b6a6c1410cb889139b0f3ffd86
Autor:
Derling Pichardo-Matamoros, Francisco Sevilla, Jorge Elizondo-Salazar, Carlos Jiménez-Sánchez, Eduardo R. S. Roldan, Carles Soler, Sabrina Gacem, Anthony Valverde
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)
Abstract Enzootic bovine leukosis virus (BLV) and bovine herpesvirus 1 (BHV-1) are very important infectious agents for the livestock industry worldwide. The present study aimed to explore the association between natural exposure to BLV and BHV-1 wit
Externí odkaz:
https://doaj.org/article/5b901285772940ae9b88edaaa016d398
Autor:
Anthony Valverde, José Andrés González-Miranda, Francisco Sevilla, Sara Mora, Eduardo R. S. Roldan, Celso Vargas, Rodolfo González
Publikováno v:
Animals, Vol 14, Iss 10, p 1398 (2024)
Ethical considerations regarding our treatment of animals have gained strength, leading to legislation and a societal focus across various disciplines. This is a subject of study within curricula related to agri-food sciences. The aim was to determin
Externí odkaz:
https://doaj.org/article/877b97e9db034ecca581465b642319eb
Publikováno v:
PLoS ONE, Vol 19, Iss 11, p e0314013 (2024)
Protamines are proteins responsible for condensing sperm chromatin. There are two protamines whose ratio remains constant in each species and which is related to fertility. To quantify their expression, it is necessary to have a good protocol of samp
Externí odkaz:
https://doaj.org/article/469ba29d0c55451db5eb192a7c652b67
Autor:
Clara Agudo-Rios, Amber Rogers, Isaiah King, Virali Bhagat, Le My Tu Nguyen, Carlos Córdova-Fletes, Diego Krapf, Jerome F. Strauss, Lena Arévalo, Gina Esther Merges, Hubert Schorle, Eduardo R. S. Roldan, Maria Eugenia Teves
Publikováno v:
Frontiers in Cell and Developmental Biology, Vol 11 (2023)
Protamines (PRM1 and PRM2) are small, arginine-rich, nuclear proteins that replace histones in the final stages of spermiogenesis, ensuring chromatin compaction and nuclear remodeling. Defects in protamination lead to increased DNA fragmentation and
Externí odkaz:
https://doaj.org/article/0b3dc1b728e94eb9a72c3ca60a98d04f
Autor:
Ignacio Araya-Zúñiga, Francisco Sevilla, Rafael Molina-Montero, Eduardo R. S. Roldan, Manuel Barrientos-Morales, Miguel A. Silvestre, Anthony Valverde
Publikováno v:
Animals, Vol 14, Iss 1, p 132 (2023)
The objective of the present study was to determine the effects that the reproductive season has on the motility, kinematics, morphology, and sperm morphometry of Brahman bulls evaluated with a commercial CASA system. The experiment was carried out a
Externí odkaz:
https://doaj.org/article/e481dc33266949e7983d55cd5874521d
Publikováno v:
Frontiers in Endocrinology, Vol 13 (2023)
Externí odkaz:
https://doaj.org/article/3c51111678134e2f965f59ecdddd6026
Publikováno v:
Frontiers in Cell and Developmental Biology, Vol 10 (2022)
In mammals, sperm acquire fertilization ability after a series of physiological and biochemical changes, collectively known as capacitation, that occur inside the female reproductive tract. In addition to other requirements, sperm bioenergetic metabo
Externí odkaz:
https://doaj.org/article/343908f3002e48f9b4d90fe3a20050d5
Autor:
Francisco Sevilla, Carles Soler, Ignacio Araya-Zúñiga, Vinicio Barquero, Eduardo R. S. Roldan, Anthony Valverde
Publikováno v:
Animals, Vol 13, Iss 10, p 1622 (2023)
Artificial insemination in the swine industry, as in other species, demands adequate semen handling and accurate evaluation for the preparation of seminal doses. Sperm concentration and motility estimates are part of the semen evaluation process and
Externí odkaz:
https://doaj.org/article/189b68c3ea794dfa8f27bbf7d0efe3b5
Autor:
Josué Calderón-Calderón, Francisco Sevilla, Eduardo R. S. Roldan, Vinicio Barquero, Anthony Valverde
Publikováno v:
Frontiers in Veterinary Science, Vol 9 (2022)
Ejaculate quality can be regarded as multifactorial, with nutrition being a factor that could directly influence sperm parameters. The present study aimed to evaluate seminal quality associated with seasonal fat-soluble vitamin supplementation of boa
Externí odkaz:
https://doaj.org/article/047817209213441387941aac85061072