Abstract:
:We investigated immunomodulatory activity of autologous tumor cell vaccine from oral cancer patients ex vivo by lymphoproliferation assay and two color flow cytometry. Vaccine treatment lead to 10-fold higher proliferation of lymphocytes compared with the untreated controls. A significant increase in CD69(+) and HLA-DR(+) T-cells was observed in vaccine pulsed cultures compared with untreated (p<0.0001) controls. The frequency of IFN-gamma and IL-2 expressing CD4(+)/CD8(+)T-cell subsets was significantly higher with a concomitant reduction in IL-4 and IL-10 expression in the vaccine-treated group (p<0.0001) compared with the untreated controls. Vaccine treatment further increased T-cell receptor Vbeta3, Vbeta5, and Vbeta8 usage. It seems that the autologous tumor cell vaccine triggers T-cell responses ex vivo, hence it may have a protective role in oral cancer patients.
journal_name
Immunopharmacol Immunotoxicoljournal_title
Immunopharmacology and immunotoxicologyauthors
Agarwal A,Mohanti BK,Das SNdoi
10.1080/08923970701282742subject
Has Abstractpub_date
2007-01-01 00:00:00pages
95-104issue
1eissn
0892-3973issn
1532-2513pii
777716334journal_volume
29pub_type
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