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. 2010 Jun 16;133(7):2148–2159. doi: 10.1093/brain/awq143

Table 7.

Comparison of the pre-treatment CSF amino-acid profiles in our patients with PDE and pyridoxine-5′-phosphate oxidase deficiency (pyridoxal phosphate-dependent epilepsy)

Biochemical result PDE Pyridoxal phosphate- dependent epilepsy
CSF glycine ↑ 3/5 6/10
CSF threonine ↑ 5/5 6/10
CSF taurine ↑ 1/2 5/10
CSF histidine ↑ 1/4 6/10
CSF 3-methoxytyrosine ↑ 2/2 6/9
Plasma glycine ↑ 5/5 4/5
Plasma threonine ↑ 0/5 3/5
Plasma taurine ↑ 3/5 1/2
Plasma proline ↑ 3/5 0/1

↑ = elevated.