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500
Bubonic Plague hits Byzantine Empire
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Period: Jan 1, 700 to
Smallpox in Japan
Smallpox becomes epidemic in Japan -
Period: Jan 1, 1340 to Jan 1, 1360
Black Death
Bubonic plague takes out 1/3 of Europe's population -
Period: Jan 1, 1500 to
Smallpox in Europe
Smallpox becomes an epidemic in Europe -
Jan 1, 1520
Smallpox is introduced to mainland North America
Brought by the Spanish -
First use of Microscope
Robert Hooke first uses the microscope -
Cells first observed
Cells were first observed using a microscope by Anton van Leeuwenok -
Period: to
Cholera in India and SE Asia
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Cholera brought to New World
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Research begins on heredity
Greg Mendel begins research on heredity -
Cholera bacteria discovered
by Pacini -
Japanese Encephalitis Virus started
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Cholera isolated
Cholera isolated by Robert Koch -
Spindle Fibers observed
Spindle Fibers are first observed by Walter Fleming -
Ross River Virus started
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Krebs Cycle established
the Krebs Cycle is established by Hans Krebs -
Virus cristallized
Wendell Stanley cristallizes the tabacco mosaic virus -
Period: to
Virus Replication discovered
US scientists discover how viruses replicate -
DNA model designed
James Watson and Francis Crick design a DNA model -
TB epidemic in Russia
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Melvin Cycle discovered
The Melvin cycle is discovered by Melvin Calvin -
Last epidemic of Rubella in US
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Rubella vaccine liscenced
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Deep Sea Bacteria discovered
John Edwards finds deep sea bacteria -
Human Retrovirus discovered
HTLV-1 is discovered -
Smallpox Eradicated
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Vaccine for TB
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Chronic Kidney Disease discovered
infected Joseph Smith