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Spinal cord injury and male infertility: Effect of the inflammasome proteins on semen quality

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Autor(es):
de Melo, Karla Pacheco ; de Souza, Giovana Salla Siqueira ; Ibrahim, Emad ; Lynne, Charles M. ; Brackett, Nancy L. ; Bertolla, Ricardo Pimenta ; Camargo, Mariana
Número total de Autores: 7
Tipo de documento: Artigo Científico
Fonte: JOURNAL OF SPINAL CORD MEDICINE; v. N/A, p. 7-pg., 2025-04-03.
Resumo

Objective To evaluate seminal plasma levels of Biglycan, Cystatin-S, beta-2 microglobulin and inflammasome proteins and to investigate their role in seminal toxicity in men with spinal cord injury (SCI). Study design cross-sectional study. Setting Miami Project to Cure Paralysis - University of Miami / Miller School of Medicine and Federal University of Sao Paulo. Participants Eight men with spinal cord injury and eight men without spinal cord injury (controls). Intervention: none Outcome measures: semen analysis as per WHO 2010 guidelines; seminal plasma ELISA for IL-1 beta, IL-18 and caspase-1; and Western blotting for Biglycan, beta-2microglobulin and Cystatin-S proteins. Results Proteins from the inflammasome complex are elevated in men with SCI, as previously described. In addition, beta-2-microgobulin, Cystatin-S and two different isoforms of Byglican are elevated in men with SCI. Conclusion: a different pathway to activate the inflammasome complex is present in men with spinal cord injury. This pathway can be a potential target for new interventions in the future. (AU)

Processo FAPESP: 18/25907-2 - Análise da mitofagia espermática após fertilização in vitro
Beneficiário:Karla Pacheco de Melo
Modalidade de apoio: Bolsas no Brasil - Mestrado
Processo FAPESP: 17/14346-7 - Lesão medular e infertilidade masculina: efeito do tratamento com probenecida sobre a toxicidade seminal de origem prostática.
Beneficiário:Mariana Camargo
Modalidade de apoio: Auxílio à Pesquisa - Regular