RT Journal A1 Hampton T T1 NEw antiseizure agents JF JAMA JO JAMA YR 2012 FD April 4 VO 307 IS 13 SP 1357 OP 1357 DO 10.1001/jama.2012.370 UL http://dx.doi.org/10.1001/jama.2012.370 AB During seizures, T-type calcium channels become active and stimulate neurons to fire at a high frequency. The new compounds, called Z941 and Z944, preferentially blocked channels responsible for high-frequency neuron firing.