Malachite green and leuco-malachite green detection in fish using poly-pyrrole modified enzyme biosensor - Salam, Faridah; Ahmad Puat, Nurul Hidayah; Masdor, Noor Azlina; Mohd Said, Nur Azura; Abdul Rahman, Gayah; Muhamad, Othman; Abu Bakar, Fatimah; Ishak, Zamri (Malaysian Society of Animal Production, 2012)