Differences of Phenylalanine Concentrations in Dried Blood Spots and in Plasma: Erythrocytes as a Neglected Component for This Observation.

Haas, Dorothea; Hauke, Jana; Schwarz, Kathrin V; Consalvi, Lucia; Trefz, Friedrich K; Blau, Nenad; Hoffmann, Georg F; Burgard, Peter; Garbade, Sven F; Okun, Jürgen G

Haas, Dorothea; Hauke, Jana; Schwarz, Kathrin V; Consalvi, Lucia; Trefz, Friedrich K; Blau, Nenad; Hoffmann, Georg F; Burgard, Peter; Garbade, Sven F; Okun, Jürgen G.

Affiliation

Haas D; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Hauke J; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Schwarz KV; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Consalvi L; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Trefz FK; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Blau N; Division of Metabolism, University Children's Hospital Zürich, 8032 Zürich, Switzerland.
Hoffmann GF; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Burgard P; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Garbade SF; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.
Okun JG; Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany.