C3 mutations and poor pegcetacoplan response in paroxysmal nocturnal hemoglobinuria

Paroxysmal nocturnal hemoglobinuria (PNH) is treated with complement inhibitors, yet incomplete responses remain a challenge. Terminal inhibition with eculizumab prevents intravascular hemolysis but often leaves residual extravascular hemolysis, while proximal inhibitors such as pegcetacoplan mitiga...

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Detalles Bibliográficos
Autores: Rodríguez de Córdoba, Santiago, Reparaz, Andrea, González Sanz, Silvia, Fernández, Francisco J., Vega, María Cristina, Varela, Enrique Colado, Lada Colunga, Alejandro, Vallejo Llamas, Juan Carlos, Gonzalez-Rodríguez, Ana Pilar
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2025
País:España
Institución:Consejo Superior de Investigaciones Científicas (CSIC)
Repositorio:DIGITAL.CSIC. Repositorio Institucional del CSIC
OAI Identifier:oai:digital.csic.es:10261/412352
Acceso en línea:http://hdl.handle.net/10261/412352
https://api.elsevier.com/content/abstract/scopus_id/105024590466
Access Level:acceso abierto
Palabra clave:AP50
Complement
Eculizumab
Genetics
Pegcetacoplan
Descripción
Sumario:Paroxysmal nocturnal hemoglobinuria (PNH) is treated with complement inhibitors, yet incomplete responses remain a challenge. Terminal inhibition with eculizumab prevents intravascular hemolysis but often leaves residual extravascular hemolysis, while proximal inhibitors such as pegcetacoplan mitigate extravascular hemolysis though intravascular hemolysis may persist. Understanding resistance mechanisms is critical to guide therapy.