Application of recombinant DNA technology to the production of useful biomaterials.- Application of recDNA techniques to the production of ATP and glutathione by the “Syntechno System”.- Extracellular microbial lipids as biosurfactants.- Applications of stereoselectivity of enzymes: Synthesis of optically active amino acids and ?-hydroxy acids, and stereospecific isotope-labeling of amino acids, amines and coenzymes.- Fluidized bed biofilm reactor for wastewater treatment.