Historical Milestones

 People at this time knew that diseases could be passed from person to person and on clothing ◦ …but didn’t know what it was

 Bacteria carried by fleas  Plague killed million people in Europe  Estimates: million worldwide died

 An English Scientist viewed cells in cork  Hooke – “coined” the word CELL

 Dutch textile merchant made the first microscope  He saw bacteria, fungi and some protozoa

 Smallpox vaccine

 Proved that anthrax is caused by bacteria  Came up with Koch’s Postulates  1882 discovered the cause of TB = tuberculosis

 German botanist  Considered one of the founders of Microbiology  Discovered Endospores

 The English surgeon discovered the antiseptic method.  In other words: Clean, Sterile = use antiseptics during surgery

 French chemist and microbiologist  Proved that microorganisms cause disease  Discovered the rabies & anthrax vaccine  Originated “Pasteurization”

◦ Discovered Penicillin

 1940s – the electron microscope developed  Post World War II – antibiotics introduced to medicine  1950s and 1960s – vaccines developed to control polio, measles, mumps, & rubella

 Developed a method to sequence DNA ◦ Sanger & Gilbert  Polymerase Chain Reaction = PCR ◦ Mullis  First genome of microbe ◦ H. influenza

 1973 – Biotechnology ◦ Insulin – the first genetically engineered drug  1980 – Present ◦ Genetically modified food ◦ Drugs ◦ Vaccines ◦ Stem Cell Research ◦ Nano-technology ◦ Personal Genome Sequencing = $99 (2013)