Zobrazeno 1 - 10
of 358
pro vyhledávání: '"sperm morphometry"'
Publikováno v:
Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization, Vol 12, Iss 1 (2024)
Sperm Morphology Analysis (SMA) is pivotal in diagnosing male infertility. However, manual analysis is subjective and time-intensive. Artificial intelligence presents automated alternatives, but hurdles like limited data and image quality constraints
Externí odkaz:
https://doaj.org/article/25bbffd3f7e543fbb290a7a03ae2f44b
Publikováno v:
Frontiers in Cell and Developmental Biology, Vol 12 (2024)
Background: In polygynous species, the development of secondary sexual characters is usually decisive for male reproductive success. However, our understanding about the links between the growth of these traits and reproductive efficiency is still el
Externí odkaz:
https://doaj.org/article/d1f2a1af93714eb99e9c817d5f0cc077
Autor:
Jonathan R. Cowart, Sofia N. Danford, Danielle M. Collins, Briana-Lee Schaffner, Connor Kelligrew, Iskande V. Larkin
Publikováno v:
Theriogenology Wild, Vol 5, Iss , Pp 100102- (2024)
Computer-aided sperm morphology analysis (CASMA) is quickly becoming the industry standard for objective morphometric analysis of sperm. For efficient and accurate sperm analysis via CASMA, species-specific optimization of fixation and staining techn
Externí odkaz:
https://doaj.org/article/161cffcb91dc4c8d8bad8adbbfedfd02
Publikováno v:
Journal of Veterinary Research, Vol 67, Iss 1, Pp 131-138 (2023)
Bees are currently artificially inseminated on a large scale for breeding and research purposes. The sperm of bees has a complex and varied structure, and determination of specific morphological defects in it is very difficult. Its comprehensive anal
Externí odkaz:
https://doaj.org/article/e9de0e8e6d8f4932a4460ae84ecada7d
Autor:
Sara Ruiz-Díaz, Rosane Mazzarella, Paula Navarrete-López, Raúl Fernández-González, Celia de Frutos, María Maroto, Claudia Cucala, Paula Beltrán-Breña, Marta Lombó, Dimitrios Rizos, Alfonso Gutiérrez-Adán
Publikováno v:
Journal of Animal Science and Biotechnology, Vol 14, Iss 1, Pp 1-11 (2023)
Abstract Background Sperm migration by thermotaxis is a guidance mechanism that operates along the oviduct and it has proved to be a valid method for selecting spermatozoa with low DNA fragmentation (SDF) in mice, humans, and stallions. This study ai
Externí odkaz:
https://doaj.org/article/cc014c1ed0164881b906e1893129f20e
Autor:
Jhony Lisboa Benato, Danilo Streit Jr, Nathalia Dos Santos Teixeira, Rômulo Batista Rodrigues, Thaiza Rodrigues de Freitas, Marcelo Okamoto, Ricardo Rodrigues, Raquel Santos dos Santos, Renata Villar Dantas, Ana Paula de Abreu Balbinot, Rodrigo Ribeiro Bezerra de Oliveira, Lucas Campos Maltez, Olivia Menossi, Luis Andre Sampaio
Publikováno v:
PeerJ, Vol 11, p e15600 (2023)
Southern black drum (Pogonias courbina) is a species distributed along the western Atlantic Ocean, and it is the largest Sciaenidae observed in the coast of Rio Grande do Sul state, Brazil. However, it is listed as a vulnerable species at The IUCN Re
Externí odkaz:
https://doaj.org/article/c63d3976d3dd40db84e2ea9a35108043
Autor:
Zainuddin Zainal Zahari, Tarmizi Mohamed Reza Mohamed, Chee Yap Keng, Erut Alvin, Fitri Wan Nor, Salleh Annas
Publikováno v:
Journal of Veterinary Research, Vol 65, Iss 3, Pp 375-381 (2021)
The proboscis monkey (Nasalis larvatus) is an endangered species with a declining population. This article describes the first successful attempt at sperm collection and evaluation, and the testicular and sperm morphometries of the wild proboscis mon
Externí odkaz:
https://doaj.org/article/813479ad33d24c18ae62f8ae53d9cf31
Autor:
Kati Kivisaari, Sara Calhim, Philipp Lehmann, Zbyszek Boratyński, Timothy A. Mousseau, Anders P. Møller, Tapio Mappes
Publikováno v:
Frontiers in Ecology and Evolution, Vol 9 (2022)
Sperm quantity and quality are key features explaining intra- and interspecific variation in male reproductive success. Spermatogenesis is sensitive to ionizing radiation and laboratory studies investigating acute effects of ionizing radiation have i
Externí odkaz:
https://doaj.org/article/44f602be28f24df4987f390b481a014f
Relationship of sperm plasma membrane and acrosomal integrities with sperm morphometry in Bos taurus
Autor:
Inmaculada Palacin, Pilar Santolaria, Carlos Alquezar-Baeta, Carles Soler, Miguel A Silvestre, Jesús Yániz
Publikováno v:
Asian Journal of Andrology, Vol 22, Iss 6, Pp 578-582 (2020)
To date, sperm morphometric studies have assessed whole sperm populations without considering sperm function. The aim of this study was to evaluate the relationship of sperm membrane and acrosomal integrity with sperm morphometry in liquid semen samp
Externí odkaz:
https://doaj.org/article/14c5d46757244061bc5dba885ef6565c
Publikováno v:
Animals, Vol 12, Iss 15, p 1888 (2022)
The aim of the study was to assess the morphometry of sperm during storage of liquid boar semen at 17 °C. An attempt was also made to evaluate the suitability of three staining methods for assessment of boar sperm morphometry. The study was carried
Externí odkaz:
https://doaj.org/article/15bc7431917d4cad883e2336d6136600