1. Immobilised enzymes : adsorption and covalent coupling / J. Woodward -- 2. Immobilisation of biocatalysts by metal link/chelation processes / J.F. Kennedy and J.M.S. Cabral -- 3. Immobilisation of cells and enzymes by gel entrapment / M.P.J. Kierstan and M.P. Coughlan -- 4. Immobilisation of enzymes by microencapsulation / H.E. Klei D.W. Sundstrom, and D. Shim -- 5. Immobilised enzyme electrodes / G.G. Guilbault and G. de Olivera Neto -- 6. Electrochemical techniques with immobilised biological materials /L.B. Wingard, Jr. -- 7. Immobilised cells : transformation of steroids / K.A. Koshcheyenko and G.V. Sukhodolskaya -- 8. Immobilised plant cells : preparation and biosynthetic capacity / P. Brodelius --9. Immobilised mammalian cells in hormone detection and quantitation / S.P. Bidey