00:01
Hello students, nk cells are the immune cells that destroys cancer cell of body and lk cells have receptors, these have receptors that function together, that function together in activating, in activating or inhibiting, in activating or inhibiting an nk cells from killing target.
00:46
The mhc cell in nk cell, it binds to target cell, binds to an inhibitory receptor, bind to inhibitory receptor and turn off, turn off the function of nk cell and turn off the function of nk cell and this is how it inhibits the action of nk cells.
01:22
While the nk cells activate, nk cells activate when find any foreign cell, when finds any foreign cell and this is achieved by releasing chemicals, releasing chemicals and kills infected cell and kills the infected cell.
01:53
Now the t cells, t cell it find and destroy, find and destroy infected cell and to recognize the infected cell, there is a molecule, there is a molecule that is called as antigen...