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How a physician had discovered on how the blood flows to and also back the lungs
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Spanish physician had suggested that blood flows from one side of the heart to the other lungs instead of the wall between the ventricles.
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A 21 year old Jan Swammerdam had discovered the red blood cells.
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Richard Lower had performed its first transfussion on animals in England.
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Richard Lower had performed its first transfussion on animals in England.
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The first known blood transfusions was made in the 17th century. They started off by using animal to animal and then animal to human and faluire rate was high.
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The size of a red blood cell is 25,000 times then the size of a grain of sand
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Philip Syng Physick was the first to do a human to human blood transfussion.
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James Blundell does the first recorded human to human blood transfution. But the patient with internal bleeding of 14 ounces of blood that people donated.
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Sir William Osler had observed that the small cell fragments from the bone marrow makes up the clots that are formed in the blood vessels.
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Karl Landsteiner dicovers and puts it in the paper that there are three main human blood groups - A, B, and C but then changes to O.
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Landsteiner and others had identified a fourth blood group -- AB
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Dr. Landsteiner identifies there is a fourth group of blood cells, AB -- and it causes agglutination in the red cells in both group A and B.
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Researchers discover that adding sodium citrate to blood will prevent it from clotting.
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Dr. Richard Weil had determined that citrated blood can be refrigerated and stored for a few days and then transfused.
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Percy Lane Oliver begins a blood donor service. Volunteers who are willing to donate are screened for disease, tested for blood types and their names are entered into a log so they can contact that person when a patient is in need of blood transfussion.
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Dr. Serge Yudin was the first to test transfusion humans with cadaver blood.
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Soviets were the first to collect and store blood for use in transfusions at hospitals.
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Dr. Serge Yudin was the first to test transfusion humans with cadaver blood.
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Federico Duran-Jorda established the Barcalona service and collects blood, tests it later its under refigeration and soon transported to the hospital during the Spanish Civil War.
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Karl Landsteiner and Alexander Wiener had discovered the Rh blood group, from experimenting with the red blood cells.
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After Pearl Harbor the Surgeon General of the U.S. Army and Navy, the American Red Cross agreed to organize a civilian blood donor service to collect blood for war. The Red Cross had collected over 13 million units of blood.
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Dr. Bruce Evatt, a specialist at the Centers for Disease Control and Prevention had suspected that the syndrome may be blood borne meaning a disease in the blood..
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Dr. Robert Gallo identified the virus that causes AIDS, which he now calls HTLV III
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The french governments had agreed to share credit from the sales of test kits for the virus and stopping it.
