-
300
Veins and Arteries are dicovered
Both Veins and Arteries are both found to contain blood, and that Arteries are larger than the blood's veins. -
350
Heart discovered
A Greek philospher Aristotle, discovers the heart and observes that it has three chambered organ by dissecting many different animals. -
500
Arteries and veins discovered
Alcmaeon observes that arteries and veins are dissimilar. -
Jan 1, 1225
Pulmonary circulation
Ibn al- nafis discovered how blood travels too and from the lungs. -
Capillary System Discvered
Marcello Malpighi uses a mcroscope to find that the capillary system connects the veins and arteries. -
red blood cells size
stating the approximating size of red blood cells, 25,000 times smaller than a fine grain of sand. -
first human-to-human blood transfusion
philip Syng Physick prforms the first human to human blood transfusion but doesn't publish it. -
first recorded human-to-human blood transfusion
patient dies from non compatible blood transfusion. James Blundell is the scientist that does the experiement. -
platelets discovered
Sir William Osler finds out while experimenting that cell fragments from bone form clots in the blood. -
discovery of main blood groups
Karl Landsteiner discovers blood types A,B, and C through aggulation in test tubes. C is later changed to O. -
Fourth Blood Group AB discovered
Alfred von Decastello and Adriano Sturli discover a fourth blood group called AB- a blood type that cases aggulation in both types A and B. -
Blood Transfusion good for weeks
Francis Peyton Rous and J.R. Turner create citrate-glucose solution to store blood for a few weeks and still able to be used for transfusion. -
first blood depot
Oswald Robertson stores blood for ww1 soldiers to have transfusions. -
Soviets first to establish blood storage for Transfusion
Soviets are first to store blood for transfusions at hospitals. -
first time blood stored in hospitals for transfusions
a group of scientists in Rochester, MN organize a transfusion service in hospitals for the first time in the US. -
Rh Negative first discovered
Levine and Steston find anti rh through experiements with mother
with a stillborn, was made from fathers genes mixing with the mothers genes produces the antibodies. -
Rh negative and positive discovered
Karl Landsteiner and Alexander Wiener discover Rh blood group.
Identify antibodies found by Levine and Steston to be anti-Rh. -
first cases of AIDS
first cases of the virus shows up. initially was called GRID (Gay-related Immunodeficiency Disease). Later renames AIDS. -
ways of getting AIDS
Dr. Bruce Evatt suspects that AIDS is transfered or caught by blood contamination. -
French discovery AIDS virus
they isolate the virus in the swollen lymph node in the neck of a Parisian AIDS patient and label it LAV (lymphadenopathy-associated virus). -
Dr. Robert Gallo claims discovery of AIDS virus
Dr. Robert Gallo announces he discovered the virus that causes AIDS, which he calls HTLV III (human T-cell lymphotropic virus). -
American screening test for HIV
After a lot of americans are infected with HIV the government issues a screening test to see who has the virus. -
French and Americans fight over HIV virus discovery
French and Americans fight over who should get the credit for the discovery of the HIV virus with a legal battle. They agree to share the credit. -
More complex tests on HIV presence
test for infectious diseases: hepatitis, Human T-Lymphotropic-Virus-I-antibody, hepatitis C test, HIV-1 and HIV-2 antibodies test, HIV p24 antigen test, Nucleic Acid Amplification Testing. These tests directly detect the genetic material of viruses. -
Egyptians first to use blood as a treatment
the Egyptians use bleeding to treat patients.
