Isolated receptor binding domains of HTLV-1 and HTLV-2 envelopes bind Glut-1 on activated CD4+ and CD8+ T cells
2007

Glut-1 as a receptor for HTLV-1 and HTLV-2

publication Evidence: high

Author Information

Author(s): Kinet Sandrina, Swainson Louise, Madakasira Lavanya, Mongellaz Cedric, Montel-Hagen Amélie, Craveiro Marco, Manel Nicolas, Battini Jean-Luc, Sitbon Marc, Taylor Naomi

Primary Institution: Institut de Génétique Moléculaire de Montpellier (IGMM)

Hypothesis

Does Glut-1 serve as a receptor for HTLV-1 and HTLV-2 on activated T cells?

Conclusion

Glut-1 is a primary binding receptor for HTLV-1 and HTLV-2 envelopes on activated CD4 and CD8 lymphocytes.

Supporting Evidence

  • Glut-1 expression increases in activated T cells.
  • HTLV-1 and HTLV-2 envelope binding is enhanced by Glut-1.
  • Glut-1 is induced by TCR engagement in T cells.

Takeaway

Glut-1 helps the HTLV-1 and HTLV-2 viruses attach to certain immune cells, especially when those cells are activated.

Methodology

The study involved assessing Glut-1 expression and its binding to HTLV envelope proteins on activated T cells using flow cytometry and glucose uptake assays.

Digital Object Identifier (DOI)

10.1186/1742-4690-4-31

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication