ans .” ▁ ▁In ▁his ▁article ▁“ How ▁Fast ▁Does ▁the ▁ γ - A min ob ut y ric ▁Ac id ▁Re ceptor ▁Channel ▁Open ? ▁Kin etic ▁Investig ations ▁in ▁the ▁Micro second ▁Time ▁Region ▁Using ▁a ▁Las er - P ulse ▁Phot ol ysis ▁Te chni que ” ▁published ▁in ▁ 1 9 9 9 , ▁H ess ▁expl ores ▁the ▁G AB AA ▁re ceptor ▁and ▁its ▁k inet ics .   ▁He ▁and ▁his ▁colle agues ▁used ▁cell ▁flow ▁and ▁las er - p ulse ▁phot ol ysis ▁to ▁determine ▁the ▁rate ▁of ▁lig and ▁binding ▁to ▁the ▁G AB AA ▁re ceptor , ▁the ▁effects ▁that ▁different ▁d ys function ▁in ▁this ▁re ceptor ▁would ▁have ▁on ▁the ▁body . t . ▁ ▁He ▁also ▁research ed ▁he pat itis , ▁studying ▁the ▁different ▁stra ins , ▁their ▁mode ▁of ▁transmission , ▁and ▁treatment ▁options , ▁specifically ▁the ▁response ▁to ▁treatment ▁of ▁inter fer on ▁addition .   ▁He ▁used ▁las er - p ulse ▁phot ol ysis ▁to ▁▁ ▁find ▁ ▁precise ▁data ▁for ▁the ▁binding ▁of ▁lig ands ▁to ▁their ▁re cept ors . ▁ ▁He ▁conducted ▁cres earch ▁into ▁he pat itis ▁G , ▁previously ▁known ▁as ▁He pat itis ▁G ▁virus ▁( H GV ), ▁but ▁later ▁renamed ▁GB ▁virus ▁C ▁( G BC ).   ▁His ▁article ▁published ▁in ▁the ▁Journal ▁of ▁In fect ious ▁D ise ases ▁in ▁ 1 9 9 9 : ▁“ Anal ysis ▁of ▁He pat itis