Certain subpopulations of lymphocytes synthesize and secrete biologically active prolactin , which suggests that prolactin can act as an autocrine and/or paracrine factor to modulate the activities of cells of the immune system .
certain subpopulations of lymphocytes synthesize and secrete biologically active prolactin , which suggests that prolactin can act as an autocrine and/or paracrine factor to modulate the activities of cells of the immune system .
O O O B-cell_type O O O O O B-peptide O O O O B-peptide O O O O O O O O O O O O O O O O B-body_part I-body_part O