A dual-locked and self-feedback CHA-DNAzyme nanomachine for tumor-specific molecular imaging in living cells

Key Points

• Tumor-specific molecular imaging is achieved using a dual-locked self-feedback CHA-DNAzyme nanomachine.
• Key evidence shows significant imaging improvement in living cells, enhancing visibility of tumor sites.
• The approach employs a novel nanomachine with feedback mechanisms for precise targeting and imaging.
• These findings support the potential for advancing cancer detection techniques using innovative imaging tools.