cells were stimulated either by anti-mouse mu-chain antibodies ( anti-mu ) , or by lipopolysaccharide ( lps ) , or a membrane proteoglycan of klebsiella pneumoniae ( kp mpg ) , a t-independent polyclonal activator distinct from lps , which induces b-cell proliferation and ig synthesis .
C0007634
cells
C1155008
b-cell proliferation