this may be due to : a ) as a result of polyclonal stimulus , various types of regulatory t cells are activated at the same time b ) in contrast to a primary antigen , a polyclonal stimulator induces a rapid proliferation of the various regulatory t cells c ) a polyclonal stimulator induces the differentiation of b cells in various maturational stages , that might each require additional or different regulatory signals .
C0007634
cells
C1511002
differentiation