▁of ▁its ▁earlier ▁special is ations ▁including ▁the ▁di ph ther ia ▁ant ito x in . ▁The ▁L abs ' ▁relevant ▁adv ances ▁are ▁reflected ▁in ▁scientific ▁publications ▁of ▁the ▁time ▁by ▁Peter ▁Mol oney , ▁David ▁Scott , ▁and ▁Charles ▁Best . ▁Rock ef eller ▁Foundation ▁noted ▁the ▁surrounding ▁development ▁of ▁public ▁health ▁services ▁and ▁services ▁in ▁Toronto ▁and ▁met ▁with ▁John ▁G . ▁Fitz G er ald , ▁Director ▁of ▁Con n aught ▁Labor ator ies , ▁in ▁its ▁search ▁to ▁found ▁a ▁third ▁school ▁of ▁public ▁health ▁( the ▁first ▁two ▁being ▁at ▁Joh ns ▁Hop kins ▁University ▁and ▁Harvard ▁University ). ▁Short ly ▁after , ▁it ▁approved ▁the ▁creation ▁of ▁the ▁School ▁of ▁H yg iene ▁at ▁the ▁University ▁of ▁Toronto . ▁The ▁School ▁of ▁H yg iene ▁opened ▁its ▁doors ▁in ▁June ▁ 1 9 2 7 . ▁Con n aught ▁and ▁the ▁School ▁shared ▁their ▁administration ▁under ▁Fitz G er ald ' s ▁director ship , ▁the ▁School ▁serving ▁as ▁the ▁academic ▁research ▁and ▁teaching ▁arm ▁of ▁the ▁L abs ▁and ▁the ▁H yg iene ▁Building ▁also ▁accommod ating ▁much ▁of ▁the ▁L abs ’ ▁oper ational ▁facilities . ▁ ▁In ▁ 1 9 2 6 , ▁John ▁Jacob ▁Ab el ▁at ▁Joh ns ▁Hop kins ▁University ▁discovered ▁a ▁method ▁to ▁cry st all ize ▁ins ul in ▁to ▁a ▁pur er ▁form , ▁but ▁only ▁in ▁small ▁quantities ▁with ▁a ▁shorter ▁lif es pan . ▁A ▁team ▁at ▁Con n aught ▁led ▁by ▁David ▁Scott