He became famous for isolating Bacillus anthracis (1877), the Tuberculosis bacillus (1882) and the Vibrio cholerae (1883) and for his development of Koch's postulates.. 
Ní ọdún 1999, American Film Institute pe poier pé ó wà láàrin àwọn òṣèré olókìkí jùlọ, nígbà tí ó dípò kejìlélógún mú nínú àwọn mẹ́ẹ̀dọ́gbọ̀n tí Àkọsílẹ̀ wà fún.Ìtọ́kasí.àwọn òsèré ará AmeriÌyọnuWọ́n ẹlẹ́bùn ADemi okùnrin òṣèré didarajulo Sago.. 