penicillin Flashcards
when did alexander fleming discover penicillin and through what
1928
through a mould in a petri dish
when did he publish his findings
what did he think
1929
he did not believe his findings would work on people
he didnt ask for funding
who continued the research on penicillin after fleming
howard florey and ernst chain
what did chain and florey find penicllin effective on and what did this lead to
mice so they effectively tested it on humans
compare how the usa and uk reacted to chain and florey’s request for funding
the uk could not provide help due to using drug companies and factories for war time help
the usa drug companies offered to help on a small scale
why did penicillin become mass-produced
the usa joined ww2 and needed penicllin for casualties so 21 drug companies mass produced it
importance: revolutionising
penicillin revolutionised medicine
bacterial infections often fatal before
reduced mortality rate
importance: public health
public health was improved because the public could use it
what 3 deadly diseases could it treat:
septaecemia, pneumonia, syphilis
importance: research
scientists prompted to do more medical research for new antibiotics paving the way for new discoveries
importance: ww2
saved soldiers lives and reduced mortality rates
infections were a major cause of death before
when did the usa and the uk begin to mass produce penicillin
usa-1942
uk-1943
limitation: resistance
antibiotic resistance
limitations: slow research
fleming’s discovery wasn’t regarded by scientists
received little attention