Th1/Th2 cross-regulation and the discovery of IL-10

Hema Bashyam1

  • 1hbashyam@rockefeller.edu

In the late 1980s, Tim Mosmann and colleagues isolated functionally distinct T helper (Th)-1 and Th2 clones, and provided evidence that these two subsets were mutually inhibitory. Knowledge of the inhibition led to the discovery that Th2 cells make IL-10 to suppress Th1 cells.