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Inhibition of platelet aggregation and immunomodulation of NK lymphocytes by administration of ascorbic acid

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Title Inhibition of platelet aggregation and immunomodulation of NK lymphocytes by administration of ascorbic acid
 
Creator Toliopoulos, Ioannis K.
Simos, Yannis V.
Daskalou, Telemachos A.
Verginadis, Ioannis I.
Evangelou, Angelos M.
Karkabounas, Spyros C.
 
Subject Ascorbic acid
Natural killer cells
Platelet glycoprotein GpIIb-IIIa complex
Thromboxane B<sub>2</sub>
 
Description 904-908
Platelets aggregation around migrating tumor cells offers protection against the cytotoxic activity of the natural killers cells (NKC). The ascorbic acid in 3X10<sup>-3</sup>Μ concentration completely inhibited platelet aggregation, decreased thromboxane B<sub>2 </sub>levels, and inhibited the expression of platelet membranic receptor GpIIb/IIIa in non stimulated platelets, and increased the NKC cytotoxicity in an average rate of 105, 61, and 285% in the NKC/targets cells ratios 12.5:1, 25:1 and 50:1 respectively. The results suggest the role of ascorbic acid in increasing the susceptibility of tumor cells to NKC; the ascorbic acid could be used as part of a multidrug therapy to treat diseases which up to now have been treated only through chemotherapy.
 
Date 2011-11-30T09:35:15Z
2011-11-30T09:35:15Z
2011-12
 
Type Article
 
Identifier 0975-1009 (Online); 0019-5189 (Print)
http://hdl.handle.net/123456789/13095
 
Language en_US
 
Rights <img src='http://nopr.niscair.res.in/image/cc-license-sml.png'> <a href='http://creativecommons.org/licenses/by-nc-nd/2.5/in' target='_blank'>CC Attribution-Noncommercial-No Derivative Works 2.5 India</a>
 
Publisher NISCAIR-CSIR, India
 
Source IJEB Vol.49(12) [December 2011]