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　　陳??(chen)新??(xin)滋??(zi)講??(jiang)述??(shu)了??(le)著??(zhu)名??(ming)藥??(yao)物??(wu)及??(ji)重??(zhong)要??(yao)化??(hua)學(xué)??(xue)發(fā)??(fa)現(xiàn)?(xian)的??(de)偶??(ou)然??(ran)歷??(li)程??(cheng)??。??青??(qing)霉??(mei)素??(su)的?(de)發(fā)??(fa)現(xiàn)??(xian)極??(ji)具??(ju)傳??(chuan)奇?(qi)色??(se)彩祝(cai)??，弗??(fu)萊??(lai)明??(ming)因??(yin)未??(wei)蓋??(gai)好?(hao)培?(pei)養(yǎng)??(yang)皿??(min)??，讓?(rang)霉??(mei)菌??(jun)污??(wu)染??(ran)葡??(pu)萄?(tao)球??(qiu)菌??(jun)??，卻??(que)敏??(min)銳??(rui)捕??(bu)捉?(zhuo)到??(dao)霉??(mei)菌??(jun)周??(zhou)圍??(wei)葡??(pu)萄??(tao)球??(qiu)菌??(jun)的??(de)溶??(rong)解?(jie)現(xiàn)??(xian)象??(xiang)??，開??(kai)啟??(qi)抗??(kang)生??(sheng)素??(su)時(shí)??(shi)代??(dai)??。阿??(e)斯??(si)巴??(ba)甜??(tian)的??(de)誕??(dan)生??(sheng)也??(ye)源??(yuan)于?(yu)意??(yi)外??(wai)??，施??(shi)拉??(la)特??(te)研??(yan)究??(jiu)抗??(kang)潰??(kui)瘍??(yang)藥??(yao)物祝(wu)時(shí)??(shi)??，因?(yin)觸??(chu)碰??(peng)化??(hua)學(xué)??(xue)物??(wu)質(zhì)??(zhi)舔??(tian)手??(shou)指??(zhi)嘗??(chang)到??(dao)甜??(tian)味??(wei)??，經(jīng)??(jing)研?(yan)究??(jiu)確??(que)定??(ding)了??(le)這??(zhe)種??(zhong)高??(gao)甜??(tian)低??(di)熱??(re)的??(de)甜??(tian)味??(wei)劑??(ji)???！　　扒?(qing)年??(nian)一??(yi)代??(dai)的??(de)作??(zuo)用??(yong)就??(jiu)是?(shi)要??(yao)打??(da)破??(po)禁??(jin)錮??(gu)??，讓??(rang)前??(qian)輩??(bei)們??(men)黯??(an)然??(ran)失??(shi)色??(se)??。??”講??(jiang)座??(zuo)最?(zui)后??(hou)??，馬??(ma)於??(yu)光??(guang)表??(biao)達(dá)??(da)了??(le)他??(ta)對??(dui)青??(qing)年??(nian)一??(yi)代?(dai)的??(de)期??(qi)望??(wang)??。。