RESULTS	The rates of response and geometric mean titre ( GMT ) were equivalent among all three study groups : placebo 6/10 developed antibodies , GMT 22.1 mIU/ml ; 40 microg GM-CSF 3/10 developed antibodies , GMT 5.4 mIU ; and 80 microg GM-CSF 3/8 developed antibodies , GMT 9.7 mIU/ml .\