Impact of interferon alpha immunotherapy on tryptophan metabolism in patients with chronic hepatitis C. Results of a pilot studies on ten patients

J Vignau, O Costisella, V Canva, M Imbenotte… - L'encephale, 2008 - europepmc.org
Method Patients. Ten patients (mean [SD] age 45 years [12.7], range 29-63; three males,
seven females) with chronic hepatitis C eligible to receive IFN-alpha (1.5 microg/kg/week …

Alterations in the metabolism of tryptophan in patients with chronic hepatitis C six months after pegylated interferon-α 2a treatment

T Pawlowski, K Malyszczak, M Inglot… - …, 2018 - Elsevier
Background Risk of depression and suicide in patients on interferon remains also after the
treatment, the pathogenesis of which is still unclear. We aimed to determine the influence of …

Effects of PEG-interferon alpha plus ribavirin on tryptophan metabolism in patients with chronic hepatitis C

S Comai, L Cavalletto, L Chemello… - Pharmacological …, 2011 - Elsevier
The currently recommended therapy for chronic hepatitis C (HCV) is a combination of
pegylated interferon-alpha (PEG-IFN alpha) and ribavirin. Psychiatric disorders, including …

Three Cases of Successful Tryptophan Add-On or Monotherapy of Hepatitis C and IFNα-Associated Mood Disorders

M Schaefer, J Winterer, R Sarkar, R Uebelhack… - Psychosomatics, 2008 - Elsevier
Background Interferon-alpha (IFN α)-associated mood disorder is a major complication of
treatment for chronic hepatitis C. Method The authors report on three patients infected with …

Irritability rather than depression during interferon treatment is linked to increased tryptophan catabolism

S Russo, IP Kema, EB Haagsma, JC Boon… - Psychosomatic …, 2005 - journals.lww.com
Objective: Treatment with recombinant interferon is associated with high rates of psychiatric
comorbidity. We investigated the relation between catabolism of the essential amino acid …

Increased depressive ratings in patients with hepatitis C receiving interferon-α–based immunotherapy are related to interferon-α–induced changes in the serotonergic …

S Bonaccorso, V Marino, A Puzella… - Journal of clinical …, 2002 - journals.lww.com
There is now evidence that repeated administration of interferon-α (IFN-α) to patients with
chronic active hepatitis and cancers induces depressive symptoms. There is also evidence …

Interferon alpha-induced depression in chronic hepatitis C patients: comparison between different types of interferon alpha

M Malaguarnera, I Di Fazio, S Restuccia… - …, 1998 - karger.com
IFN alpha treatment is able to produce dose-related side effects, such as depression, in the
central nervous system. We assessed the effects on depression of four different types of IFN …

HCV patients, psychopathology and tryptophan metabolism: analysis of the effects of pegylated interferon plus ribavirin treatment

AL Zignego, A Cozzi, R Carpenedo, C Giannini… - Digestive and Liver …, 2007 - Elsevier
Aims: Depression and other psychiatric disorders are frequent in HCV-infected patients,
especially during interferon treatment. The molecular mechanism (s) maderlying this finding …

Mood, cognition and EEG changes during interferon α (alpha-IFN) treatment for chronic hepatitis C

P Amodio, EN De Toni, L Cavalletto, D Mapelli… - Journal of affective …, 2005 - Elsevier
BACKGROUND: This study is aim to investigate concurrent long-term psychiatric, cognitive
and neurophysiological measures of α-IFN neurotoxicity in the treatment of chronic viral …

Neuropsychiatric effects and type of IFN-α in chronic hepatitis C

M Malaguarnera, A Laurino, I Di Fazio… - Journal of Interferon & …, 2001 - liebertpub.com
Chronic hepatitis is often associated with neuropsychiatric disorders. Interferon (IFN) is the
drug most widely used to treat this disease, and its side effects, such as depression, often …