https://doi.org/10.1590/1984-3143-AR2024-0103
Anim Reprod, vol.23 n2, e20240103, 2026, Publication date March 16, 2026 Prevalence of testicular disorders in dogs and cats in Fortaleza from 2020 to 2023 Amanda Bricio Pereira de Andrade; Raul Kelvin Silveira Maia; Maria Eduarda do Carmo Moura; Herlon Victor Rodrigues Silva; Lúcia Daniel Machado da Silva

https://doi.org/10.1590/1984-3143-AR2024-0107
Anim Reprod, vol.23 n2, e20240107, 2026, Publication date March 25, 2026 Tricaine methanesulfonate and eugenol during semen collection do not affect fertilization and hatching rates on Rhamdia quelen Nathalia dos Santos Teixeira; Lis Santos Marques; Rômulo Batista Rodrigues; Thales de Souza França; Jhony Lisbôa Benato; Maritza Pérez Atehortúa; Darlan Gusso; Itamar Cossina Gomes; Thaiza Rodrigues de Freitas; Henrique Mautone Gomes; Helen Tais Rosa-Silva; Alexandre Kleber Silveira; José Claudio Fonseca Moreira; Danilo Pedro Streit Junior

https://doi.org/10.1590/1984-3143-AR2025-0113
Anim Reprod, vol.23 n2, e20250113, 2026, Publication date March 31, 2026 Comparative evaluation of sperm parameters in Italian (Apis mellifera ligustica) and Africanized (Apis mellifera) honeybee drones from the Caatinga biome Lilian Leal Dantas; Andréia Maria da Silva; Leandro Alves da Silva; Pedro Augusto Pinheiro Brito; Yuri Gonçalves Matos; Romário Parente Santos; Kátia Peres Gramacho; Alexandre Rodrigues Silva

https://doi.org/10.1590/1984-3143-AR2025-0042
Anim Reprod, vol.23 n2, e20250042, 2026, Publication date April 02, 2026 Effects of donor breed and season of year on in vitro beef embryo production and recipient pregnancy rate Brenda Matos Fernandes; Gustavo Pereira Cadima; Natani Silva Reis; Ricarda Maria dos Santos

https://doi.org/10.1590/1984-3143-AR2025-0142
Anim Reprod, vol.23 n2, e20250142, 2026, Publication date April 16, 2026 Sustained multi-year contraceptive efficacy of single-dose GonaCon in synanthropic female capybaras Derek Andrew Rosenfield; Cristiane Schilbach Pizzutto

https://doi.org/10.1590/1984-3143-AR2025-0080
Anim Reprod, vol.23 n2, e20250080, 2026, Publication date April 17, 2026 Cryopreservation toxicity and morphological outcomes in Piaractus brachypomus oocytes and embryos Melanie Digmayer; Darci Carlos Fornari; Lis Santos Marques; Jayme Aparecido Povh; Ricardo Pereira Ribeiro; Eduardo Thomé Nicoleti; Leonardo Queiroz Alencar; Louise Nex Spica; Tiantian Zhang; Danilo Pedro Streit Jr.

https://doi.org/10.1590/1984-3143-AR2025-0095
Anim Reprod, vol.23 n2, e20250095, 2026, Publication date April 28, 2026 Impact of lauric acid supplementation on bovine oocyte maturation, IVF embryo development, and stress protection during IVM Nguyen Duc Truong; Do Thi Kim Lanh; Nguyen Thi Ngoc Anh; Nguyen Hoai Nam; Bui Van Dung; Nguyen Van Thanh

https://doi.org/10.1590/1984-3143-AR2025-0010
Anim Reprod, vol.23 n2, e20250010, 2026, Publication date May 18, 2026 Follicular dynamics and hormonal profile in Prepubertal nelore and Murrah heifers subjected to fixed-time artificial insemination (FTAI) Isabella de Oliveira Bêta; Larissa de Paiva Nunes Gonçalves; Aline Pacheco; Yana Eliza Feitosa de Almeida; Alisson Jordão Prado; Pietro Sampaio Baruselli; Kedson Alessandri Lobo Neves; Antonio Humberto Hamad Minervino

https://doi.org/10.1590/1984-3143-AR2025-0103
Anim Reprod, vol.23 n2, e20250103, 2026, Publication date May 20, 2026 Applicability of fetal heart rate variation, umbilical artery resistivity index and maternal body temperature for predicting imminent parturition in bitches Diego Rodrigues Gomes; Diana Villa Verde Salazar; Denise Jaques Ramos; Camila Silveira Stanquini; Tamiris Disselli; Luiz Paulo Nogueira Aires; Stéfany Tagliatela Tinto; Mariana Ambroso Adib Donato Henriques; Alois Foltran Müller; Ricardo Andres Ramirez Uscategui; Adriano Bonfim Carregaro; Marcus Antônio Rossi Feliciano

https://doi.org/10.1590/1984-3143-AR2025-0119
Anim Reprod, vol.23 n2, e20250119, 2026, Publication date May 22, 2026 Subnutrition during gestation and lactation affects testicular development, serum testosterone concentration and androgen receptor expression in myoid cells of mature rats Patricia Genovese; Emiliano Herrera; Martín Duque; Andrea Fernandez; Alejandro Bielli

https://doi.org/10.1590/1984-3143-AR2025-0107
Anim Reprod, vol.23 n2, e20250107, 2026, Publication date May 22, 2026 Effects of resveratrol supplementation to equine sperm during semen cryopreservation Natália de Castro Alves; Marina Morra Freitas; Jade Raquel Dias Farias; Cesar Lopes Horta; José de Oliveira Carvalho Neto; Olindo Assis Martins-Filho; Márcio Sobreira Silva Araújo; Ângela Quintão Lana; Guilherme Mattos Jardim Costa; Fernanda Radicchi Lobato de Almeida; Erica Azevedo Costa; Monique de Albuquerque Lagares

https://doi.org/10.1590/1984-3143-AR2025-0124
Anim Reprod, vol.23 n2, e20250124, 2026, Publication date April 02, 2026 Emerging imaging modalities for the diagnosis of malignant lesions of the male reproductive tract in companion animals Diego Rodrigues Gomes; Anna Carolina Mazeto Ercolin; Gabriela Castro Lopes Evangelista; Felipe Farias Pereira da Câmara Barros; Camila Silveira Stanquini; Camila Debastiani; Fredderico Garcia; Marcus Antônio Rossi Feliciano

https://doi.org/10.1590/1984-3143-AR2025-0064
Anim Reprod, vol.23 n2, e20250064, 2026, Publication date April 17, 2026 Infectious causes of pregnancy loss in cattle: a review of loss intensity and major reproductive pathogens involved Rodrigo de Morais; Giovanna Meireles Borges; Moyses dos Santos Miranda; Luiz Francisco Machado Pfeifer; Rinaldo Batista Viana; Bruno Moura Monteiro

https://doi.org/10.1590/1984-3143-AR2025-0131
Anim Reprod, vol.23 n2, e20250131, 2026, Publication date March 16, 2026 Gilts not detected in estrus in a batch farrowing breeding herd: a hormonal strategy to improve gilt utilization Monike Willemin Quirino; Michele Dezordi Franz; Arthur Martelli; Thomaz Lucia Junior; Fabiana Moreira; Vanessa Peripolli; Bernardo Garziera Gasperin; Rafael da Rosa Ulguim; Ivan Bianchi

https://doi.org/10.1590/1984-3143-AR2025-0026
Anim Reprod, vol.23 n2, e20250026, 2026, Publication date March 16, 2026 Preliminary insights into intratesticular and intraepididymal administration of eugenol: histological alterations and impact on sperm motility in Wistar rats Renner Philipe Rodrigues Carvalho; Iara Magalhaes Ribeiro; Camilo Ramirez-Lopez; Tayná Bolsam da Silva; Alex Filipe Ramos de Sousa; Arabela Guedes de Azevedo Viana; Victor de Medeiros; Ana Carolina Marta Trindade; Thanyanne Rafaela de Morais Ferreira; Luiz Otávio Guimaraes Ervilha; Mariana Machado-Neves