adenine deaminase is present in trace amounts in animal tissues.
adenosine deaminase deficiency.
She had been born with a defective version of the gene that normally makes the essential enzyme adenosine deaminase (ADA ).
Adenosine deaminase deficiency (ADA): About 20 percent of SCID cases are of this type.
Adenosine deaminase (ADA)-An enzyme that is lacking in a specific type of severe combined immunodeficiency disease (SCID).