Álan Maia Borges

Expression of hormonal receptors and Toll-like receptors in cultured canine uterine explants with pseudoplacentational endometrial hyperplasia and bacterial-elicited endometrial inflammation

Clarissa Helena Santana, M. F. de Souza, Laice Alves da Silva, Lucas dos Reis de Souza et autres

Pseudoplacentational endometrial hyperplasia (PEH) is a common uterine lesion in dogs. A high frequency of pyometra has been associated with PEH in dogs, suggesting that PEH might be related to the pathogenesis of pyometra. This study aimed to assess transcription levels and …

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Influence of thickness on the parameters of translucency and fluorescence of direct bioactive restorative materials

Isabel Carvalho, Álan Maia Borges, Mariane Cintra Mailart

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Comparação da funcionalidade em pacientes hospitalizados com tumores sólidos e neoplasias hematológicas

Joanna Assumpção Thimoteo, Carla Wouters Franco Rockenbach, Álan Maia Borges, Clairton de Oliveira Fontoura et autres

A funcionalidade é definida como a habilidade em realizar suas tarefas cotidianas e ter autonomia, sendo diretamente proporcional a independência do indivíduo. Objetivo: Comparar a funcionalidade dos pacientes hospitalizados que apresentam tumores sólidos com aqueles que apresentam neoplasias hematológicas. Método: Estudo transversal. …

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Endometrial transcription of microbial molecular patterns receptors in Gyr and F1 Holstein x Gyr postpartum cows

Thaís Maria da Mata Martins, C.S. Muniz, Tatiane A. Paíxão, José Reinaldo Mendes Ruas et autres

ABSTRACT Zebu and Holstein x Zebu crossbred have low incidence of uterine infection when compared to Holstein cows. Resistance to uterine infections may be associated with the ability to recognize invading microorganisms. Endometrial transcription of microbial molecular patterns receptors has been investigated …

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Monitoring of the uterine environment of repeat breeder Holstein cows during estrus and diestrus by endometrial cytology, histopathology and transcription of inflammatory mediators

Thaís Maria da Mata Martins, C.S. Muniz, Bruno Campos de Carvalho, E. D. Souza et autres

Repeat breeders are cows that have normal estrous cycles, with no clinical abnormalities in the reproductive tract, but fail to conceive after at least three successive services. In herds with conception rate of 50%, it is estimated the occurrence of 12% of …

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Modelo experimental de endometrite em vacas inoculadas com Escherichia coli inativada por meio de infusão uterina

Thaís Maria da Mata Martins, Renato L. Santos, Tatiane A. Paíxão, Juliana Pinto da Silva Mol et autres

The aim of this study was to evaluate the endometrial inflammatory response of nine Zebu cows inoculated through uterine infusion with 30 mL of inactivated Escherichia coli suspension (1 x 109 UFC/mL) and nine with 30 mL of sterile phosphate buffered saline. …

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Changes in endometrial transcription of TLR2, TLR4, and CD14 during the first-week postpartum in dairy cows with retained placenta

Telma M. Martins, C.S. Muniz, V. B. Andrade, Tatiane A. Paíxão et autres

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Reprodução de vacas mestiças: potencialidade e desafios

Álan Maia Borges, Telma da Mata Martins, Philipe Pimenta Nunes, José Reinaldo Mendes Ruas

The challenge of milk producers in Brazil is to find the balance between production and sustainability of milk production systems. Approximately 70% of Brazilian dairy herds consists in crossbreeding Holstein x Zebu cows, which are kept in semi-intensive management system. Basic and …

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Imunologia uterina e fertilidade

Telma da Mata Martins, Álan Maia Borges

The endometrial cells present changes in defense mechanisms, which consist of immune tolerance to allogeneic sperm and fetus, or intolerance to invading microorganisms that contaminate the uterine environment during the copulation or after the parturition. The regulation of the immune response determines …

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Reproduction of crossbreeding dairy cows: potentiality and challenges.

Álan Maia Borges, Telma da Mata Martins, Philipe Pimenta Nunes, José Reinaldo Mendes Ruas

Ovarian steroids do not affect bovine endometrial cytokine or chemokine responses to Escherichia coli or LPS in vitro

João Paulo Elsen Saut, Gareth D. Healey, Álan Maia Borges, I. Martin Sheldon

The risk of bacterial infection of the endometrium causing uterine disease in cattle is increased in the progesterone-dominated luteal phase of the ovarian cycle, while oestrogens or oestrus are therapeutic or protective against disease. The first line of defence against bacteria, such …

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Aspectos reprodutivos e produtivos de vacas da raça Holandesa com puerpério normal ou patológico

Thaís Maria da Mata Martins, Renato L. Santos, Tatiane A. Paíxão, É.A. Costa et autres

Foram avaliadas 103 vacas da raça Holandesa de primeira, segunda ou terceira ordens de lactação, com o objetivo de comparar aspectos reprodutivos e produtivos dos animais com puerpério normal ou patológico. Exames ginecológicos foram realizados semanalmente, do parto ao final do puerpério, …

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