Here are some papers where maybe you can find what you are looking for:
1.Tyrosinase based amperometric biosensor for determination of tyramine in fermented food and beverages with gold nanoparticle doped poly(8-anilino-1-naphthalene sulphonic acid) modified electrode
2.Catalase based hydrogen peroxide biosensor for mercury determination by inhibition measurements
3. Glucose oxidase enzyme inhibition sensors for heavy metals at carbon film electrodes modified with cobalt or copper hexacyanoferrate
4. Glucose oxidase inhibition in poly(neutral red) mediated enzyme biosensors for heavy metal determination