IS INTRO & HISTORY Flashcards
It can be defined as the study of a host’s reactions when foreign substances are introduced into the body.
IMMUNOLOGY
It is the study of the immune system, including its responses to microbial pathogens and damaged tissues and its role in disease.
IMMUNOLOGY
It is the branch of biomedical science that deals with the response of an organism to antigenic challenge and its recognition of what is self and what is not.
IMMUNOLOGY
It comes from Latin word which means “free of or exempt”.
IMMUNITY
It is a condition of being resistant to infection.
IMMUNITY
It serves the organism by providing natural resistance, recovery, acquired resistance to infectious disease.
POSITIVE SENSE
It results in the rejection of a life saving organ transplant.
NEGATIVE SENSE
He observed and wrote about individuals who
recovered from the plague, which was raging in
Athens.
5HT CENTURY - THUCYDIDES
- Intentionally “induce” immunity to an infectious
disease in China. - Smallpox was endemic or regularly found
- Ancient Chinese practiced a form of
immunization by inhaling dried powders
derived from the crusts of smallpox lesions.
10TH CENTURY
An Italian physician proposed the theory of
contagious diseases as published in his book
entitled On Contagion and Contagious Diseases
16TH CENTURY: 1546 - GIROLOMA FRACASTORO
The earliest account of inoculation of
smallpox (variolation) occurs in _____
(1499–1582) _________.
Wan Quan’s Douzhen Xinfa - 16th Century: 1549
- Chinese people used to practicing of applying
powdered smallpox “crusts” and inserting them
with a pin or poking device into the skin
became common place. - This process was referred to as ______
and became quite common in the Middle East.
variolation - 16th Century: 1549
- A Ming dynasty pediatrician performed
inoculation for smallpox (variolation).
Wan Mizhai:
- The process of “variolation” (or inoculation)
which involved the exposing of healthy patients
to the material from the lesions caused by the
disease was introduced by ________.
Circassian traders - 17th Century: 1670
- Variolation was performed either by putting the obtained material under the skin, or, more often, inserting powdered scabs from smallpox pustules into the nose.
17th Century: 1670
- The wife of the British ambassador to Constantinople, observed the positive effects of variolation on the native population and had the technique performed on her own children.
Lady Mary Wortley Montagu
- a farmer, variolated his wife with the vaccinia virus obtained from “farmer Elford of Chittenhall, near Yetminster.”
- First record of anyone using vaccinia virus to “protect” against smallpox.
Benjamin Jesty
- He developed a vaccine for smallpox. _____ inoculated a 8-year old boy by named James Phipps with material obtained from a cowpox lesion. The results were conclusive but were met with great resistance by the Church.
Edward Jenner
- a German physiologist first came up with physio-chemical explanation of life and provided the explanation of yeast multiplication in fermentation.
Theodore Schwann
- a French physicist confirmed the role of yeast in fermentation.
Charles Cagniard Latour
- a German physician, pathologist, and anatomist came up with the concept of germ theory of disease.
JACOB HENLE
- He stated the idea that not only animal but also human diseases are caused by other living micro-organisms.
AGOSTINO BASSI
- a Hungarian physician discovered that the incidence of puerperal fever (also known as “childbed fever”) could be drastically cut by the use of hand disinfection in obstetrical clinics.
IGNAS SEMMELWEIS
- The germ theory of disease was proposed.
However, evidences are still not enough to prove that microorganisms can cause several diseases. Confirmation of the role of microbes in
fermentation.
19th Century: 1860’s - GERM THEORY