Flexible microneedle array with AuNPs/MXene for visualized electrochemical monitoring of osteosarcoma miR-181b
Osteosarcoma monitoring lacks highly sensitive and portable molecular detection methods, creating an urgent clinical need. This study develops a highly sensitive and portable biosensing platform (M-Needle-AuNPs-MXene-EC) integrating flexible microneedle (M-Needle) sampling, gold nanoparticle-titanium carbide (AuNPs-MXe...