Tryptophan as a Link between Psychopathology and Somatic States
Sascha Russo, MD,
Ido P. Kema, PhD,
M. Rebecca Fokkema, MSc,
Jim C. Boon, MD,
Pax H. B. Willemse, MD, PhD,
Elisabeth G. E. de Vries, MD, PhD,
Johannes A. den Boer, MD, PhD and
Jakob Korf, PhD
From Department of Biological Psychiatry (S.R., J.C.B., J.A.D.B., J.K.), Department of Laboratory Medicine (I.P.K., M.R.F.), Department of Medical Oncology (P.H.B.W., E.G.E.D.V.), University Hospital Groningen, The Netherlands

View larger version (11K):
[in a new window]
|
Fig. 1. Figure summarized model of oxidative (down arrow) and hydroxylase (right arrow) pathways of TRP. * = Tetrahydrobiopterin-dependent reaction; + = pyridoxal phosphate dependent reaction.
|
|

View larger version (27K):
[in a new window]
|
Fig. 2. Figure metabolism of tryptophan under normal, inflammatory, and hormonally induced situations. Size of arrows indicates quantitative significance.
|
|
Copyright © 2003 by the American Psychosomatic Society