T helper cells in 1 minute

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=OQZLpZKZqhA

this video illustrates in one minute the interconnections between Antigen presenting cells APCs, IL-2 and CD4 helper cell (T helper 1 and T helper 2)

IL-2, T helper cells, CD4 cells, T helper 1, T helper 2, CD4+, MHCII
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