UNDERSTANDING PHENYLKETONURIA (PKU)

Phenylketonuria PKU is a rare hereditary disease. It impacts the individual's ability to break down an amino acid called phenylalanine. Normally, the liver makes an enzyme designated as phenylalanine hydroxylase, which transforms phenylalanine into tyrosine. In those suffering from PKU, this enzyme fails to function properly. As a result, phenylala