tokens: We also show that platelet-activating factor from 10 ( -12 ) to 10 ( -6 ) M induced rapid and significant elevation in intracellular calcium levels , whereas lyso- platelet-activating factor was again ineffective .
folded_tokens: we also show that platelet-activating factor from 10 ( -12 ) to 10 ( -6 ) m induced rapid and significant elevation in intracellular calcium levels , whereas lyso- platelet-activating factor was again ineffective .
labels: O O O O B-protein_molecule I-protein_molecule O O O O O O O O O O O O O O O O O B-other_name I-other_name I-other_name O O O B-protein_molecule I-protein_molecule O O O O