Systematic ReviewPublished 9 October 2026Carrier-free self-assembled nanodrugs in cancer therapy: a systematic scoping review and evidence map of molecular architecture, drug resistance, and translation-relevant reportingYifei Wang · Lulan Ma · Jiangshan Hu · Yanqiu Liu · Bonian Zhao · Yan GaoFrontiers in Pharmacologydoi 10.3389/fphar.2026.1977190