tokens: In contrast to nifedipine , CD - 832 ( 10 micrograms / kg / min ) prevented the decrease in percentage segmental shortening from 32 + / - 12 % to 115 + / - 26 % of the control value ( P < . 01 ) and ST - segment elevation from 5 . 6 + / - 1 . 0 mV to 1 . 6 + / - 1 . 3 mV ( P < . 01 ) at 3 min after ISO infusion with stenosis .