More Rapid Method for Simultaneous Measurement of Tryptophan and Kynurenine by HPLC

Tryptophan catabolism and T-cell tolerance: immunosuppression by starvation?

1999 • 650 citations

Simultaneous Measurement of Serum Tryptophan and Kynurenine by HPLC,

1997 • 410 citations

Tryptophan metabolism and brain function: focus on kynurenine and other indole metabolites

1999 • 345 citations

Tryptophan depletion and its implications for psychiatry

2001 • 278 citations

Decreased serum tryptophan in patients with HIV-1 infection correlates with increased serum neopterin and with neurologic/psychiatric symptoms.

1990 • 203 citations

Characteristics of interferon induced tryptophan metabolism in human cells in vitro

1989 • 191 citations

Serum kynurenine-to-tryptophan ratio increases with progressive disease in HIV-infected patients

1998 • 155 citations

Enhanced Tryptophan Degradation in Systemic Lupus Erythematosus

2000 • 125 citations

Interferon gama induced Tryptophan Degradation Neuropsychiatric and Immunological Consequences

2000 • 120 citations

Differential patterns of serum biomarkers of immune activation in human T-cell lymphotropic virus type I-associated myelopathy/tropical spastic paraparesis, and adult T-cell leukemia/lymphoma.

1996 • 60 citations