passages.id: split_6_test_2045_passage
passages.type: progene_text
passages.text: P-selectin expression of nonstimulated and ADP - stimulated platelets was flow cytometrically measured before the clopidogrel loading dose and on 3 consecutive days in 52 patients with coronary artery disease : 21 patients in group 1 received 300 mg of clopidogrel after stent implantation and 11 patients in group 2 received the higher 450 - mg clopidogrel loading dose followed by a daily dose of 75 mg of clopidogrel for both groups .