A colorimetric/fluorescence dual-mode biosensor utilizing Co,Zn@Cu-MOF nanozyme for efficient detection of 17β-estradiol

Key Points

• Efficient detection of 17β-estradiol was achieved using a dual-mode biosensor.
• The biosensor utilizes Co,Zn@Cu metal-organic framework as a nanozyme for enhanced sensitivity.
• The approach combines colorimetric and fluorescence techniques for effective measurement.
• This method may enable more accurate tracking of 17β-estradiol levels in environmental samples.