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An Evaluation of Antiretroviral Therapy Associated with α-Tocopherol Supplementation in HIV-infected Patients

  • Celso Spada , Arício Treitinger , Marcellus Reis , Ivete Y. Masokawa , Júlio C. Verdi , Magali C. Luiz , Mariete V.S. Silveira , Osvaldo V. Oliveira , Cleonice M. Michelon , Sílvio Ávila-Junior , Ione D.O. Gil und Stephanie Ostrowsky
Veröffentlicht/Copyright: 1. Juni 2005
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Clinical Chemistry and Laboratory Medicine (CCLM)
Aus der Zeitschrift Band 40 Heft 5

Abstract

In HIV-infected patients, an increase in the production of oxygen-reactive species (ROS) is observed, with a consequent reduction of plasma levels of antioxidants such as α-tocopherol. The nuclear transcription factor-κB (NF-κB) is activated by a prooxidant state in the infected T cells through the release of its inhibitory subunit I-κB. The aim of the present work was to evaluate the behavior of hematological parameters and markers of anemia in HIV-infected patients who underwent antiretroviral therapy associated with 800 mg/day αtocopherol supplementation. Blood samples were collected from supplemented (n=9) and not-supplemented (n=9) HIV-seropositive patients (n=18). We observed a decreased viral load in the α-tocopherol-supplemented group (p<0.05); other changes, such as an increase in the CD4/CD8 ratio, in the hematocrit and in the hemoglobin concentration were also observed, though lacking statistical significance. We conclude that antiretroviral therapy in association with αtocopherol (800 mg/day) supplementation is more effective in reducing viral load levels and also, possibly, in recovering other hematological parameters after a 60-day period of use.

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Published Online: 2005-06-01
Published in Print: 2002-06-06

Copyright © 2002 by Walter de Gruyter GmbH & Co. KG

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