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Melatonin increases antigen presentation and amplifies specific and non specific signals for T-cell proliferation

TitoloMelatonin increases antigen presentation and amplifies specific and non specific signals for T-cell proliferation
Tipo di pubblicazioneArticolo su Rivista peer-reviewed
Anno di Pubblicazione1993
AutoriPioli, Claudio, Caroleo M.C., Nistico' G., and Doriac G.
RivistaInternational Journal of Immunopharmacology
Volume15
Paginazione463-468
ISSN01920561
Parole chiaveanimal, animal cell, animal experiment, antigen presentation, Antigen-Presenting Cells, article, controlled study, cytokine, Flow cytometry, Histocompatibility Antigens Class II, Inbred C57BL, Inbred DBA, interleukin 1, Interleukin-1, lymphocyte proliferation, macrophage, Macrophages, major histocompatibility antigen class 2, male, melatonin, Mice, mouse, Non-U.S. Gov't, nonhuman, Pineal Gland, priority journal, spleen cell, subcutaneous drug administration, Support, T lymphocyte, T-Lymphocytes, Tumor Necrosis Factor, tumor necrosis factor alpha
Abstract

Our preceding results have shown that melatonin administration to normal and immunodepressed mice increases significantly the antibody response. We also found that melatonin is able to restore the impaired T-helper cell activity in immunodepressed mice. The present study shows that melatonin enhances antigen presentation by splenic macrophages to T-cells. This effect is concomitant with an increase in the expression of MHC class II molecules and production of IL-1 and TNF-α. Considering the role of antigen presentation and cytokine production in the initiation of the immune response, the present findings provide evidence for relevant mechanisms that may account for the regulatory role of the pineal gland in immunoregulation. © 1993.

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URLhttps://www.scopus.com/inward/record.uri?eid=2-s2.0-0027300325&doi=10.1016%2f0192-0561%2893%2990060-C&partnerID=40&md5=bf86342fd16bf048cf9eda2f8917188f
DOI10.1016/0192-0561(93)90060-C
Citation KeyPioli1993463