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Leonardo dissected 30 male and female corpses of different ages. Together with Marcantonio, he prepared to publish a theoretical work on anatomy and made more than 200 drawings.
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Forms the basis for future research on blood vessels, arteries and the heart.
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Using his microscope, Leeuwenhoek observes plaque from inbetween his teeth and finds thhat it is made of small organisms.
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Claudius Aymand performs the first successful appendectomy on an 11 year old boy. He recovered from the surgery within one month.
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Edward Jenner takes liquid from a lesion due to cowpox and injects it into a small boy. After a experiencing a very weak case of cowpox, the boy recovered. Jenner then injected the boy with liquid from a smallpox lesion and found that he was immune.
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Sir Humphrey Davy inhaled nitrous oxide and it produced a soaring euphoria, which soon passed into uncontrollable outbursts of laughter and sobbing, until it made him unconscious by the substance he unhesitantly called “laughing gas.”
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Allowed doctors to listen to their patient's hearts. The heart beat they heard could be used to help determine certain illnesses or diseases.
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Joseph Lister develops the use of antiseptic surgical methods and publishes Antiseptic Principle of the Practice of Surgery
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Pasteur made the anthrax vaccine by exposing the bacilli to oxygen and saved countless lives
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Pasteur created the rabies vaccine by desiccating the spinal cords of infected rabbits.
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Discovered by passing radioactive waves through a barium platinocyanide screen.
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Hoffmann synthesized acetylsalicylic acid (ASA) for the first time in a stable form usable for medical applications.
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In 1900 Karl Landsteiner found out that the blood of two people under contact agglutinates, and in 1901 he found that this effect was due to contact of blood with blood serum. As a result he succeeded in identifying the three blood groups A, B and O, which he labelled C, of human blood.
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Aimed at food adulteration and fake remedies, the Food and Drugs Act federally regulated food and drugs so that food was safe to consume, and drugs actually helped people.
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In 1916 Nicolae Paulescu developed an aqueous pancreatic extract which, when injected into a diabetic dog, had a normalizing effect on blood sugar levels. He had to postpone his findings due to WWI
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Alexander Fleming showed that, if Penicillium rubens were grown in the appropriate substrate, it would create a substance with antibiotic properties, which he dubbed penicillin.
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Dr. Francis isolates the influenza virus in minced chicken embryo's cultures
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Rosalind Franklin worked at applying the Patterson function to the X-ray pictures of DNA she had produced.This was a long and labour-intensive approach but it yielded significant insight into the structure of the molecule
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created a killed virus vaccine. Upon injecting people with his vaccine, he found it to be successful.
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Transplanted the heart of a brain-dead woman into a man with an incurable heart disease. He lived for 18 days before he died from pnemonia.
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Developed by Michiaki Takahashi in 1974 derived from the Oka strain. Prevents millions of infections each year.
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EMI scans were prevelant at the time and the machines were very expensive ($500,000). Ledley and his team was given funds to develope a similar functioning machine for a fraction of the price. Through developement, he created the CAT scan, which could scan a person's entire body
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Louise Joy Brown was born by process of in vitro fertilization
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Two separate research groups led by Robert Gallo and Luc Montagnier independently discovered that HIV caused AIDS
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Dolly was a female domestic sheep, and the first mammal to be cloned from an adult somatic cell, using the process of nuclear transfer
