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Claudius Galenus Discovery
An important physician known as Claudius Galenus, discovered that arteries contained blood. Yet he also created a few other ideas in which set up the beginning of future blood discovery. -
Jan 1, 1200
Discovery of Pulmonary Circulation
A physician recognized as Eminent Cairo discoverd the process in which blood is transered to and from the lungs. (pulmonary circulation) -
Jan 1, 1553
Michael Servetus Theory
Michael Servetus, a spanish physician, contradicted Galen's theory of blood flowing through the heart's wall between the ventricles by claiming that blood is transfered through the lungs from from one side of the heart to the other. -
On the Valves in Viens
Anatomist, Fabricius, created the first drawings of the vien valves in his book "ON THE VALVES IN VEINS". -
Exercitatio Anatomica de Motu Cordis et Sanguinis in Animalibus
William Harvey a british physician, publishes a book that demonstrates how blood flows in the body and is sent to the heart. Harvey makes the discovery from previous experiments on animals and even real people. -
Discovery of red blood cells
Dutch microscopist,Jan Swammerdam is believed to have first seen and described red blood cells. -
Capillary System observation
Marcello Malpighi used a rudimentary microscope to observe the capillary system. -
First blood transfusion
Richard Lower uses a crude syringe to perform the first recorded blood transfusion in dogs. He resuccitated a dog by connecting its jugular vein to the neck artery of the other dog. -
Blood Transfusion Procedures
French physician Jean-Baptiste Denis transfers nine ounces of lamb's blood into a tennage boy suffering from fever. He also attempts other procedures untill the death of Antoine Mauroy, -
Description of Red Blood Cells Size
Anton van Leeuwenhoek demonstrated a more clear description of red blood cells by estimating their size, "25,000 times smaller than a fine grain of sand." -
First Human-to-Human Transfusion
Philip Syng Physick is recognized as the first physician to do a human-to-humand blood transfusion. This recognition was discovered in a footnote written in a medical journal. -
First Recorded Human-to-Human Transfusion
James Blundell, an obstetrician and physiologist, is officially recorded to be the first person to attempt a human-to-human blood transfusion by using a syringe. His attempt of transfering blood from other donors to a person suffering internal bleeding, initially showed positive signs yet resulted in a failure. -
Platelets Observation
Sir William Osler discovers that the cells from bone marrow create what later came to be known as platelets. -
Discovery of the 3 Main Human Blood Groups
Karl Landsteiner discovers the main human blood groups ( A, B, and C).By mixing a serum and red blood cells he discoverd there is two types of antibodies that overall cause agglutination. -
New Blood Group AB
Alfred von Decastello and Adriano Sturli discover a 4th blood group known as blood group AB. This group causes agglutination in the blood cells of groups A and B. -
Cross Matching Success
Dr. Ludvig Hektoen brings attention to checking possibility of cross matching the blood of donors before transfusions. In New York, Dr. Reuben Ottenberg uses cross matching in tranfusion procedures in 128 cases successfuly, -
Sodium Citrate in Blood
Albert Hustin of Brussels and Luis Agote of Buenos Aires discover how to prevent clotting in blood vessels by adding sodium citrate to the blood. Dr. Hustin publishes the discovery. -
Transfusions Develop
Dr. Richard Lewisohn discovers that by adding .2% of sodium citrate to the blood of a donor in order to prvent clogging in times of a tranfusion. Dr. Richard Weil also discoverd that citrated blood can be refrigerated and still be used in a transfusion days later, -
Citrate-Glucose Solution
Francis Peyton Rous and J.R. Turner create a solution involving citrate and glucose. The concentration allowed storage of blood that was yet capable of successful transfusion weeks later. -
Percy Lane Oliver's Blood Donating Servive
Percy Lane Oliver creates a a blood donor service within his home in London. He uses volunteers that are routinely checked for diseases and that are capable of donating blood whenever needed, -
Cadaver Tranfusion
Dr. Serge Yudin is the first to examin the ability of transfering cadaver into human. He is able to test it during an attempt to resuscitate a man who cut his wrists, by injecting the blood of a dead 60 year old man. -
Storing Citrated Blood in Hopsitals
Ananesthesiologists group created the process of storing citrated blood that later would be used in a tranfusion inside a hopspital. -
Blood Services during the Spanish Civil War
Federico Duran-Jorda creates the Barcelona Blood-Transfusion Service, in which collects, tests, storages blood and even transports it to hopsitals during the Spanish Civil War. Dr. Norman also creates a blood service in Madri during the Spanish Civil War. -
Hepatitis Discovered through Transfusions
In Dr. Paul Beeson's JAMA report, he discovers the cause for tranfusion-transmitted hepatitis during seven cases of blood transfusions. -
American Association of Blood Banks
Groups of independent blood banks ccome together to create American Association of Blood Banks. The first meeting was in Dallas. -
Plastic Bag for Blood Collection
Dr. Carl W. Walter creates a plastic bag that can store blood and collect it. Changed the proccess of blood collection, -
Structure of Hemoglobin
Dr. Max Perutz used X-ray crystallography to observe the protien in blood cells that carries oxygen, known as hemoglobin. -
Antihemophilic Factor
Dr. Judith Pool discovers Antihemophilic Factor which has a stronger possibility to clot than plasma. -
GRID syndrome
The discovery of the syndrome AIDS that was initially called GRID due to the belief that the disease was the reason for men being gay. -
Changing ideas towards GRID
Patients with hemophilics began to develop the disease GRID as well causing suspection that the disease might be due to blood borne reasons, Bruce Evatt, held a meeting to discuss the suspections. -
AIDS virus
Researchers in France, discover the virus that causes AIDS in the swollen lymph node. They label it LAV. -
Discovery of HTVL III
At a press conference, Dr. Robert Gallo states the discovery of the virus HTLV III, which is the reason for AIDS. -
ELISA test
Americans were being affected by AIDS during blood trnasfusions , therefore the ELISA test was created to make sure that the blood did not contain HIV anitbodies.It was adopted in blood banks and plasma centers. -
HIV tests
Tests to check for HCV and HIV viruses in blood before transfusions are created such as : anti- HTLV-I, HIV-1, Hepatitis C, HIV-2 antibodies, HIV p24 antigen and much more. -
The Red Cross Blood Service
American Red Cross collects blood plasma for the war effort by creating a civilian blood donating service. The Red Cross gains 13 million units of blood throught over the course of the war in the first organized blood service in New York.
