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Physician Ibn al-Nafis discovers blood flows, to and from, the lungs.
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Michael Servetus completely defuses al-Nafis theory and says that blood flows from one side of the heart to the other via lungs.
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William Harvey published a book called Exercitation Anatomica De Motu Cordis Et Sanguinis in Animalibus ( Anatomical Treatise On The Movement Of The Heart and Blood in Animals. In which he thought blood only circled through the body and pumped by the heart, in only animals.
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Jan Swammerdam, dutch mircoscopist is thought to be first person to observe , and describe red blood cells.
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British Richard Lower did the first blood transfusion in an animal.
French Jean-Baptiste Denis completed the first human blood tranfusion. -
William Hewson writes a book about his studies on blood and why it clots and what clots it
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James Blundell performed first human to human blood transfusion.
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Sir William Osler observes small cell fragments form clots in blood vessels. The fragments come to be called placelets.
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Karl Landsteiner discovers and names the three human blood cell types. (A,B and C, Later changed to O)
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Karl Landsteiner's assistant's Alfred von Decastello and Adriano Sturli find the fourth blood group. Blood type AB is when both A and B cells form clumps or clots.
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Dr Ludvig recommends cross examination , or double checking the blood also cross matching.
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Albert Hustin and Luis Agote discover that adding sodium citrate to blood will prevent it from clotting.
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During the war, J.R Turner And Francis Peyton develop Citrate Glucose solution that allows blood to be stored for a long time, therefore the blood could sit but still be put to good use.
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Dr. Oswald Robertson collects and stores blood group O, (very uncommon blood type) Builds first blood depot!
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Percy Lane Oliver plays a big part in detributing blood. He opens the FIRST 24 hour blood depot. People would volunteer and be sent to hospitals if their blood type was needed.
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Dr. Serge Yudin is the first person to try a blood tranfusion through a cadaver. Sucessfully rescues a young man.
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Federico Duran-Jorda creates the Barcelona Blood-Transfusion Service, and it is the first organization to collect blood, test it, pools by blood group and refrigerates it and sends to hospitals who deal with soldiers.
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Dr. Charles Drew creates something like a blood hybrid, or blood substitite. Since whole blood was not availble and was very short, he had to create a blood hybrid.
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Karl Landsteiner also makes the discovery of the other protein blood group RH.
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In january 1941, the Red Cross throws a blood drive for the war victims.
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Dr. Carl W. Walter creates the blood bag. It is now much easier to collect blood and store it.
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Dr. Max Perutz is able to xray red blood cells. And see the structure of red blood cells.
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Dr. Judith Pool figures out that slowly thawed blood plasma releases cryoprecipitates which clots blood fast. And it is given to people who bled a lot more than normal, with just a little cut or scratch.
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The first cases of G.R.I.D , Gay-related Immunodeficiency Disease, because it was first found in homosexuals'. Later changed to aids. It is an immune disease.
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hemophiliacs almost start getting aids( the people who have uncontrolable bleeding.) Dr. Bruce Evatt figures the disease is something youre born with.
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Marcello Malpighi uses a mircoscope to look at the capillary system to get a closer look at heart valves and vessels.
