Abstract
The effector mechanisms used by CD4+ T cells to control mycobacteria differ between humans and rodent models of TB and should be investigated in additional animal models. In these studies, the bovine model was used to characterize the mycobactericidal CD4+ T cell response induced by vaccination with the attenuated Mycobacterium bovis bacillus Calmette-Guérin (BCG). Antigenic stimulation of peripheral blood CD4+ T cells from BCG-vaccinated cattle enhanced expression of perforin and IFNγ in cells expressing a CD45RA-CD45RO+CD62L+ cell surface phenotype, enhanced transcription of granulysin, IFNγ, perforin, IL-4, IL-13, and IL-21, and enhanced anti-mycobacterial activity of CD4+ T cells against BCG-infected macrophages.
| Original language | English |
|---|---|
| Pages (from-to) | 8384-8394 |
| Number of pages | 11 |
| Journal | Vaccine |
| Volume | 25 |
| Issue number | 50 |
| Early online date | 23 Oct 2007 |
| DOIs | |
| Publication status | Published - 05 Dec 2007 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- CD4 T cells
- Cytotoxicity
- Tuberculosis
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