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Histological assessment.
Notes: Representative H&E staining photomicrographs of the (A) heart, (B) liver, (C) spleen, (D) lung, and (E) kidney in HCPT-AuNPs-50 group (×100). HCPT-AuNPs-50: HCPT-AuNPs of an average diameter of 50 nm.
Abbreviations: H&E, hematoxylin and eosin, HCPT, 10-hydroxycamptothecin; AuNPs, gold nanoparticles.
