2. • Brief background
• Louis Pasteur
• Lord Lister
• Sir Metchnikoff and his idea of body’s natural defense
• Topic
• Sir Alexander Fleming(birth , childhood, education ,
career, personal life , interests ,personality and death)
• Sir Alexander’s discovery of LYSOZYMES..
• Sir Alexander’s discovery of penicillin
• Manufacture of penicillin for human use
3. Louis Pasteur
A French chemist,
discovered that
diseases are caused
by living organisms
(bacteria or germs or
microbes or micro-
organisms) that are
so small that they
can not be seen
with the naked eye
13.
childhood
His family called him little
alec..bcz he was very small
for his age When alexander
was 7 his father died so now
as father died the family had
now less money to live
with..
14. Education
Alec started school when he was ten
and he went to a primary school
called Loudoun Moor in Darvel,
Ayrshire.
In 1893 Alec starts school at
Kilmarnock Academy in Ayrshire at
the age of twelve.
15.
16. He left the
Kilmarnock
academy and
went to London.
He then attends
Regent Street
Polytechnic school
in London for two
years
When he was fourteen,
17. WHEN HE WAS SIXTEEN,
HE LEAVES THE SCHOOL
BECAUSE OF LACK OF
MONEY. AFTER HE
DROPS OUT, SIR
ALEXANDER BECOMES A
SHIPPING CLERK. HE
WORKS IN THE LEADEN
HALL STREET FOR FOUR
YEARS.
20. FOR EIGHT YEARS HE WORKED IN
WRIGHT ’S LABORATORY TO FIND A
MEANS TO AID THE LEUCOCYTES IN
THEIR FIGHT AGAINST INVADING
BACTERIA
21. In 1914 sir Alexander
joined R.A.M.C.
The Royal Army Medical
Corps (RAMC) is a
specialist corps in the
British Army which
provides medical services
to all British Army
personnel and their
families in war and in
peace.
26. In 1922,sir Alexander had a cold
when he was working with Petri dishes with
bacteria on them. He accidentally sneezed
on one of the dishes and it was sprayed
with mucus. He was going to remove it, but
he was curious to see what would happen.
So he left the mucus on the dish and he
later examined it. Alec discovered the
mucus had dissolved the bacteria and killed
it. Sir Alexander tried the same experiment
with tears. He studied the human and
animal samples and all the samples had the
bacteria-killing substance. He called the
substance a lysozyme.
37. AWARDS AND RECOGNITION..
Memberships in 87 Scientific Academies
and Societies
The Nobel Prize with Howard Florey and
Ernst B. Chain for Physiology or Medicine
in 1945.
Collected 25 Honorary Degrees
26 Medals
18 Prizes
13 statues
Fleming and Florey were knighted in 1944
38. Death..
He dies of a
heart attack in
London on
March the
11th 1955.
He was 73
years, 7
months and 5
days old
when he died
.
39. 1.Sir
alexander
born on 8
august 1881
2.in 1893 he
went to the
Kilmarnock
academy
3.In 1895 he went
to London and
studied at Regent
street polytechnic
4.In 1897 he
left the school
and worked as a
shipping clerk
5.In 1901 he
joined saint
Mary school
6.In 1914 he
joined
R.A.M.C
8.IN 1922 HE
DISCOVERED
LYSOZYMES
9.IN 1928 HE
DISCOVERED
PENICILLIN
7.FLEMING
MARRIED
IN 1952
10.HE was
knighted
in 1944.
12.He was given
the noble prize
award in 1955.
13.He
died in
1955