Michael Heidelberger

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Michael Heidelberger 1954

Michael Heidelberger (April 29, 1888 – June 25, 1991) was an American immunologist and biochemist who is often referred to as the "father of modern immunology". He made significant contributions to the understanding of the immune system and the nature of antibodies.

Early Life and Education[edit | edit source]

Michael Heidelberger was born in New York City, New York. He attended Yale University, where he earned his B.A. in 1909 and his Ph.D. in 1911. His doctoral research was conducted under the supervision of Lafayette Mendel, a prominent biochemist.

Career and Research[edit | edit source]

Heidelberger's early work focused on the chemistry of polysaccharides and their role in the immune response. In collaboration with Oswald Avery at the Rockefeller Institute for Medical Research, he demonstrated that polysaccharides from the capsules of pneumococci could induce the production of specific antibodies.

In the 1920s, Heidelberger and his colleague Walter Jacobs developed methods to chemically modify proteins and polysaccharides, which led to the creation of the first synthetic vaccines. His work laid the foundation for the development of modern vaccines and immunotherapy.

Major Contributions[edit | edit source]

One of Heidelberger's most significant contributions was the demonstration that antibodies are proteins. This discovery was crucial in understanding the molecular biology of the immune system and paved the way for the development of monoclonal antibodies.

Heidelberger also developed quantitative methods to measure the antigen-antibody reaction, which became essential tools in immunology and clinical diagnostics. His work on the precipitin reaction provided a deeper understanding of the specificity and sensitivity of antigen-antibody interactions.

Awards and Honors[edit | edit source]

Throughout his career, Heidelberger received numerous awards and honors, including the National Medal of Science in 1967 and the Lasker-DeBakey Clinical Medical Research Award in 1953. He was also a member of the National Academy of Sciences and the American Academy of Arts and Sciences.

Personal Life[edit | edit source]

Heidelberger was married to Harriet Heidelberger, and they had two children. He continued to work actively in his field until his death at the age of 103.

Legacy[edit | edit source]

Michael Heidelberger's pioneering work in immunology has had a lasting impact on the field. His discoveries have influenced the development of vaccines, therapeutic antibodies, and diagnostic tests, making him a key figure in the history of medical science.

See Also[edit | edit source]

References[edit | edit source]

External Links[edit | edit source]


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