at low doses of egf ranging from 0.4 to 1.2 nm , pretreatment of cells with mab108 inhibited by 50-100 % all of the early responses tested , including stimulation of tyrosine-specific phosphorylation of the egf receptor , turnover of phosphatidyl inositol , elevation of cytoplasmic ph , and release of ca2+ from intracellular stores .
C0007634
cells
C0010834
cytoplasmic