Mister Schroeder believes the enzymes could be changed in some plants to increase their ability to store water.

VOA: special.2010.01.26

The proteins are enzymes called carbonic anhydrases.

VOA: special.2010.01.26

Drayna says therapies to replace enzymes that cause the diseases have been developed to treat half a dozen of these metabolic disorders.

VOA: standard.2010.02.11