*****
These are people who lack an enzyme needed to digest phenylalanine. Intake of phenylalanine by people with penylketonuria (PKU) will cause mental retardation, especially in children.
*****
http://www.asiatour.com/deutsch-thai/k/kursbuch.htm
Jan Garanoz
Juhu Tara Road, Juhu,
Mumbai - 400049 India
Last updated: October 02, 2010