catalase

IPA: kɑtɑɫˈeɪz

An enzyme found in the liver that catalyses the decomposition of hydrogen peroxide to water and oxygen.

Examples of "catalase" in Sentences

Streptococci are catalase negative.
Also shows a weak catalase activity.
Most species are catalase and oxidase positive.
They are oxidase positive and catalase negative.
Complexes with superoxide dismutase and catalase.
Catalase breaks the peroxide into hydrogen and oxygen.
One unique use of catalase occurs in bombardier beetle.
Just like other streptococci, they are catalase negative.
In 1969 the amino acid sequence of bovine catalase was worked out.
A method of expanding tobacco is described which involves the use of negative pressure to cause oxygen gas resulting from the reaction of catalase and hydrogen peroxide to form large bubbles in the cell interstices and greatly expand the tobacco.