From shield to spear: Charge-reversible nanocarriers in overcoming cancer therapy barriers

• Madhuri Yeduvaka,
• Pooja Mittal,
• Ameer Boyalakuntla,
• Usman Bee Shaik,
• Himanshu Sharma,
• Thakur Gurjeet Singh,
• Siva Nageswara Rao Gajula and
• Lakshmi Vineela Nalla

Beilstein J. Nanotechnol. 2026, 17, 159–175, doi:10.3762/bjnano.17.10

• outcomes over traditional approaches. Among these innovations, charge-reversible nanocarriers have attracted considerable attention due to their ability to overcome physiological and pathological barriers in the tumour microenvironment (TME) by altering their surface charge in response to specific stimuli

• therapies (e.g., immunotherapy) underscore the transformative potential of charge-reversible nanocarriers in revolutionising cancer treatment and improving patient outcomes. Keywords: cancer; charge reversible nanocarriers; nanocarriers; targeted therapy; tumour microenvironment; Review 1 Introduction

• distinct edge over conventional nanocarriers, representing a significant leap toward more precise and efficient cancer treatments [16]. This review aims to present an in-depth analysis of charge-reversible nanocarriers (CRNs) in cancer treatment, emphasising their underlying mechanisms, benefits, and