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Overcoming Immune Evasion in Staphylococcus aureus: Strategies for Rational Vaccine Design

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Autor(es):
Shinwari, Khyber ; Vieira, Brenda ; Ciaparin, Isabelle ; Hakansson, Anders P. ; Darrieux, Michelle ; Converso, Thiago Rojas
Número total de Autores: 6
Tipo de documento: Artigo Científico
Fonte: ACS INFECTIOUS DISEASES; v. 11, n. 10, p. 14-pg., 2025-09-12.
Resumo

Staphylococcus aureus remains one of the most elusive targets in bacterial vaccinology, primarily due to its complex immune evasion strategies and the phenomenon of immune imprinting. Despite decades of research and numerous clinical trials, no vaccine has demonstrated protective efficacy in humans. This review examines the underlying reasons for these failures and proposes a rational, integrative framework for next-generation vaccine development. Recent advances in reverse vaccinology, omics-driven antigen discovery, immunoinformatics, and artificial intelligence are highlighted as tools to identify conserved, immunogenic, and subdominant antigens. The review also discusses approaches for neutralizing virulence factors, disrupting biofilm-associated mechanisms, and circumventing dysfunctional immune memory. Particular emphasis is placed on the design of multivalent vaccine formulations capable of addressing the antigenic redundancy and immune modulation employed by S. aureus. By aligning systems biology with precision vaccinology, this review outlines a translational strategy to overcome the long-standing obstacles in the development of a safe and effective S. aureus vaccine. (AU)

Processo FAPESP: 24/03222-9 - AVALIAÇÃO DE NOVOS CANDIDATOS VACINAIS EXPRESSOS POR FORMAS INVASIVAS DE Staphylococcus aureus MDR
Beneficiário:Brenda Vieira Ferreira
Modalidade de apoio: Bolsas no Brasil - Doutorado
Processo FAPESP: 24/08191-4 - Análise Imunológica de uma vacina baseada em proteína contra Staphylococcus aureus resistente a antibióticos
Beneficiário:Khyber Shinwari
Modalidade de apoio: Bolsas no Brasil - Pós-Doutorado
Processo FAPESP: 22/15111-1 - Um novo modelo de seleção e validação de candidatos vacinais contra Staphylococcus aureus multirresistente a antibióticos
Beneficiário:Thiago Rojas Converso
Modalidade de apoio: Auxílio à Pesquisa - Regular