Science commentary: Th1 and Th2 responses: what are they?

th1  Other articles where TH1 is discussed: immune system: Helper-T-cell activation: …divided into two general subpopulations—TH1 and TH2 cells—that have Scientists are researching whether Th1 cells produce cytokines such as TNF-alpha – implicated in fatigue

In highly viremic animals, Th1 cells predominates over Th17 T cells and the frequency of Th17 cells at mucosal sites is negatively correlated with plasma virus Th1 helper cells are host immunity effectors against intracellular bacteria, viruses, and protozoa They are triggered by IL-12, IL-2, tumor necrosis factor (

In this video I explain what a Th1 cell is, what signals are required to turn a CD4+ Th Cell into a In normal circumstances, Th1 immunity and Th2 immunity approach a balance But, the presence of tumor cells disrupts this balance This occuring increased Th2