Are bacteria the major producers of extracellular glycolytic enzymes in aquatic environments?

VRBA, J., CALLIERI, C., BITTL, T., ŠIMEK, K., BERTONI, R., FILANDR, P., HARTMAN, P., HEJZLAR, J., MACEK, M., NEDOMA, J. Are bacteria the major producers of extracellular glycolytic enzymes in aquatic environments? International Review of Hydrobiology. 2004, 89(1), 102-117. ISSN 1434-2944. E-ISSN 1522-2632.