▁need ▁for ▁processing ▁space , ▁some ▁pe ac etime ▁projects ▁were ▁stopped ▁or ▁crow ded ▁together ▁to ▁make ▁room . ▁The ▁former ▁Kno x ▁College ▁building ▁on ▁One ▁Sp ad ina ▁C res cent ▁was ▁purchased ▁in ▁August ▁ 1 9 4 3 , ▁further ▁expand ing ▁capacity ▁for ▁d ried ▁ser um ▁production . ▁Con n aught ▁contributed ▁all ▁space ▁and ▁services ▁without ▁charge . ▁ ▁Pen ic ill in ▁▁ ▁Pen ic ill in ▁was ▁discovered ▁in ▁ 1 9 2 8 ▁by ▁Alexander ▁F lem ing , ▁who ▁noticed ▁air bor ne ▁m ould s ▁( l ater ▁identified ▁as ▁pen ic ill um ) ▁on ▁his ▁Pet ri ▁d ish ▁that ▁seemed ▁to ▁be ▁in hib iting ▁b acter ial ▁growth s . ▁These ▁initial ▁find ings ▁received ▁little ▁attention , ▁however , ▁although ▁F lem ing ▁did ▁conduct ▁several ▁experiments ▁on ▁the ▁ant ib i otic ▁subst ance ▁to ▁stabil ize ▁the ▁comp ound ▁and ▁prove ▁its ▁safety ▁for ▁human ▁use . ▁Research ers ▁at ▁Con n aught ▁Labor ator ies ' ▁neighbour ing ▁B ant ing ▁Institute ▁had ▁also ▁requested ▁a ▁small ▁sample , ▁but ▁had ▁not ▁purs ued ▁further ▁development . ▁Then ▁in ▁ 1 9 4 1 , ▁a ▁team ▁led ▁by ▁Howard ▁Fl ore y ▁at ▁the ▁University ▁of ▁Oxford ▁completed ▁an ▁initial ▁re - inv estig ation ▁of ▁the ▁properties ▁and ▁prepar ation ▁methods ▁of ▁pen ic ill in . ▁In ▁recognition ▁of ▁this ▁work , ▁the ▁Nobel ▁Prize ▁was ▁awarded ▁in ▁