![Sir Alexander Fleming (1881-1955) who discovered penicillin, at work in his laboratory in St. Mary's Hospital, Paddington, London Stock Photo - Alamy Sir Alexander Fleming (1881-1955) who discovered penicillin, at work in his laboratory in St. Mary's Hospital, Paddington, London Stock Photo - Alamy](https://c8.alamy.com/comp/F7N6J8/sir-alexander-fleming-1881-1955-who-discovered-penicillin-at-work-F7N6J8.jpg)
Sir Alexander Fleming (1881-1955) who discovered penicillin, at work in his laboratory in St. Mary's Hospital, Paddington, London Stock Photo - Alamy
![Sir Alexander Fleming KNEW of antibiotic resistance almost 100 years ago | Science | News | Express.co.uk Sir Alexander Fleming KNEW of antibiotic resistance almost 100 years ago | Science | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/151/590x/alexander-fleming-1054866.jpg?r=1544032764312)
Sir Alexander Fleming KNEW of antibiotic resistance almost 100 years ago | Science | News | Express.co.uk
![Sir Alexander Fleming Quotes - 19 Science Quotes - Dictionary of Science Quotations and Scientist Quotes Sir Alexander Fleming Quotes - 19 Science Quotes - Dictionary of Science Quotations and Scientist Quotes](https://todayinsci.com/F/Fleming_Alexander/FlemingAlexander300px.jpg)
Sir Alexander Fleming Quotes - 19 Science Quotes - Dictionary of Science Quotations and Scientist Quotes
![Mar. 11, 1955 - Sir Alexander Fleming dies, he discovered penicillin: Sir Alexander Fleming the discoverer of penicillin died suddenly at hid London home from a heart attack today. Photo shows Sir Mar. 11, 1955 - Sir Alexander Fleming dies, he discovered penicillin: Sir Alexander Fleming the discoverer of penicillin died suddenly at hid London home from a heart attack today. Photo shows Sir](https://c8.alamy.com/comp/E0MG4E/mar-11-1955-sir-alexander-fleming-dies-he-discovered-penicillin-sir-E0MG4E.jpg)