Floyd C Turner published data showing the induction in rats of sarcomas by subcutaneously implanted bakelite disks
On Aug. 1, 1941, Floyd C. Turner published “Sarcomas at Sites of Subcutaneously Implanted Bakelite Disks in Rats”…
Red Cross begins National Blood Donor Service to collect blood for the U.S. military
On Feb. 4, 1941, the Red Cross began a National Blood Donor Service to collect blood for the…
Ida A Bengtson and Norman Topping developed a complement fixation test for diagnosis of rickettsial diseases
In January 1941, Ida A. Bengtson and Norman Topping published “Complement-Fixation in Rickettsial Diseases” in the American Journal…
Charles Huggins discovered that blocking male hormones could cause regression of prostate tumors
In 1941, Charles Huggins discovers that blocking male hormones (by removal of the testicles or administration of estrogens)…
The National Blood Donor Service was initiated to collect blood for the US military
In 1941, the National Blood Donor Service was initiated by the Red Cross to collect blood for the…
Dean Cowie and Leonard Scheele’s survey of procedures used in handling and storing radium led to lower exposure recommendations
In 1941, Dean Cowie and Leonard Scheele’s survey of procedures used in handling and storing radium loaned to…
Insulin Amendment required the FDA to test and certify purity and potency of diabetes drug
In 1941, the Insulin Amendment was passed by the U.S. Congress requiring the U.S. Food and Drug Administration (FDA)…
Dr. Baldes at the Mayo Clinic Constructed a Human Centrifuge
In 1941, Dr. Edward J. Baldes at the Mayo Clinic constructs a human centrifuge to simulate blackout, a…
Washington University – St Louis received the first cyclotron installed at a US academic medical center
In 1941, Washington University ﾖ St. Louis received the first cyclotron installed at a U.S. academic medical center.
Velmer A Fassel, a chemist who developed the inductively coupled plasma, received a BA degree at Southeast Missouri State College
In 1941, Velmer A. Fassel, an American chemist who developed the inductively coupled plasma, received a B.A. degree…
Connaught Laboratories developed the first combined vaccines for diphtheria, pertussis, and tetanus
In 1941, Connaught Laboratories at the University of Toronto developed the first combined vaccines for diphtheria, pertussis, and…
Biology | Diagnostics | Disease | Life Science History | Medicine | Oncology | Radiology | Therapeutics
Texas State Cancer Hospital (MD Anderson) was created by Texas Legislature
In 1941, Texas State Cancer Hospital, now known as the University of Texas MD Anderson Cancer Center, was…
Stryker was founded in Kalamazoo
On Jan. 1, 1941, Dr. Homer Stryker, an orthopaedic surgeon from Kalamazoo, Michigan, founded Stryker to provide medical…
The new Medical College of Virginia Hospital (MCV West Hospital) opened to national acclaim
In 1941, the Medical College of Virginia Hospital (MCV West Hospital) opened to national acclaim. The largest donation…
President Franklin D Roosevelt laid the cornerstone of the Naval Medical Center Center Tower
On Nov. 11, 1940, President Franklin D. Roosevelt (FDR) laid the cornerstone of the Tower on Armistice Day…
President Franklin Roosevelt dedicated the first six buildings of NIH
On Oct. 31, 1940, President Franklin Roosevelt dedicated the first six buildings of the National Institutes of Health…
Karl Habel produced an improved, killed rabies vaccine that eliminated foreign brain tissue caused paralysis
On Sept. 6, 1940, Karl Habel produced an improved, killed rabies vaccine that eliminated foreign brain tissue that…
The first issue of the Journal of the National Cancer Institute was published
On Aug. 1, 1940, the first issue of the Journal of the National Cancer Institute (JNCI) was published….
Lansing strain of poliomyelitis adapted for polio studies
On Jun. 14, 1940, Charles Armstrong and V. H. Haas published Immunity to the Lansing Strain of Poliomyelitis…
Biology | Diagnostics | Disease | Life Science History | NIH | Oncology | Rare Disease | Therapeutics
The U.S. government established a national blood collection program
In 1940, the U.S. government established a national blood collection program. That same year the National Research Council…
Edwin Cohn developed cold ethanol fractionation
In 1940, Edwin Cohn, a professor of biological chemistry at Harvard Medical School, developed cold ethanol fractionation, the…
Charles R Drew began blood processing program for English war victims: Plasma for Britain
In 1940, Charles R. Drew, MD, an African American surgeon and Howard University researcher, began an early blood…
Biochemist and bacteriologist Ruby Hirose was recognized by the American Chemical Society for accomplishments in chemistry
In 1940, biochemist and bacteriologist Ruby Hirose was recognized by the American Chemical Society for accomplishments in chemistry….
American Oswald Avery isolated pure DNA for the first time, what he called the transforming factor
In 1940, American Oswald Avery precipitates a pure sample of what he calls the transforming factor; he has…
Wendell Johnson at the University of Iowa pioneered fields of speech pathology and audiology
In 1940, Wendell Johnson at the University of Iowa pioneers the fields of speech pathology and audiology. Throughout…
Scientists discovered how to purify and preserve penicillin
In 1940, Howard Florey, Ernst Chain and others in England discover how to purify and preserve penicillin. The…
The first metallic hip replacement surgery was performed
On Sept. 28, 1940, Dr. Austin T. Moore, an American surgeon at Johns Hopkins hospital, and Harold Ray…
Nikolai Vavilov, perhaps the leading plant geneticist in the world, was arrested in the Ukraine
In 1940, Nikolai Vavilov, perhaps the leading plant geneticist in the world, was arrested while on a collecting…
The influenza B virus was isolated
In 1940, Thomas Francis, Jr, MD isolated the influenza B virus from a child in 1940. Francis helped…
The Squibb Institute obtained cultures of penicillium notatum from the UK and developed deep tank fermentation processes for production of penicillin
In 1940, Squibb obtained cultures of penicillium notatum from the U.K. and developed deep tank fermentation processes for…