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Sponsored AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI

Author

Carlos Antônio da Silva Franca

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Open access Aug 2026

Association between serum vitamin A levels and molecular tumor subtypes in breast cancer patients undergoing radiotherapy

Objective: To evaluate the association between serum vitamin A levels and tumor characteristics in patients with breast cancer undergoing radiotherapy, focusing on hormone receptor status and the triple-negative subtype. Methods: Prospective cohort study conducted between February and June 2025 including 50 women with...

K. Krumenauer, Rafael Pizaia, Alice de Aquino Tavares Fortes et al. · 0 citations

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