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[[File:Charles_Richet_1922.jpg|thumb]] [[File:Linda_Gazzera_medium_2.png|thumb]] '''Charles Robert Richet''' (25 August 1850 – 4 December 1935) was a distinguished French [[physiologist]] who is best remembered for his pioneering work in the field of [[immunology]]. He was awarded the [[Nobel Prize in Physiology or Medicine]] in 1913 for his discovery of [[anaphylaxis]], a term he coined to describe the extreme allergic reactions that can occur in some individuals following exposure to a foreign substance, after previously being exposed to it without adverse effects. Richet's contributions to science extend beyond immunology, encompassing areas such as [[psychology]], [[aerodynamics]], and [[physiology]].

==Early Life and Education==
Charles Richet was born in Paris, France, to a well-to-do family. His father, Alfred Richet, was a renowned physician, which likely influenced Charles's early interest in the medical field. Richet pursued his education at the [[University of Paris]], where he showed a keen interest in the sciences, particularly physiology. He completed his medical degree in 1877, focusing his research on the digestive system and the effects of temperature on blood vessels.

==Career and Research==
After completing his education, Richet dedicated himself to research and teaching. He held several academic positions, including professor of physiology at the University of Paris. His early work involved studies on digestive enzymes, thermoregulation, and the nervous system. However, it was his research into the body's reaction to foreign substances that would mark the pinnacle of his scientific career.

In 1902, together with Paul Portier, Richet discovered that dogs that had recovered from a first exposure to sea anemone toxin could suffer a severe, often fatal, reaction upon subsequent exposures. This phenomenon, which they initially called "anaphylaxis," contradicted the prevailing belief that exposure to a toxin would lead to immunity. Richet's work laid the foundation for the modern understanding of allergies and immune system responses.

Beyond his immunological research, Richet was also involved in studies on [[psychic phenomena]] and [[parapsychology]], areas that were controversial at the time. He believed in the possibility of [[extrasensory perception]] (ESP) and conducted experiments in an attempt to prove its existence, which attracted both interest and criticism from the scientific community.

==Nobel Prize==
In 1913, Charles Richet was awarded the Nobel Prize in Physiology or Medicine "in recognition of his work on anaphylaxis." This accolade highlighted the significance of his contributions to the field of immunology and medicine. Richet's Nobel Lecture, titled "Anaphylaxis," detailed his research findings and the implications for understanding allergic reactions and immunity.

==Later Life and Legacy==
Throughout his later years, Richet continued to write and lecture on a wide range of topics, including peace and the dangers of war. He was a member of several scientific societies and received numerous awards and honors in addition to the Nobel Prize.

Charles Richet passed away on 4 December 1935 in Paris. His legacy is preserved in the continued study and understanding of immunological processes, particularly in the field of allergies and anaphylaxis. Richet's work has had a lasting impact on medicine, paving the way for the development of treatments and preventive measures for allergic reactions.

==Selected Works==
* ''L'Anaphylaxie'' (Anaphylaxis)
* ''La Sélection Humaine'' (Human Selection)
* ''L'Homme et l'Intelligence'' (Man and Intelligence)

==See Also==
* [[Nobel Prize in Physiology or Medicine]]
* [[Immunology]]
* [[Allergy]]
* [[Anaphylaxis]]

[[Category:French physiologists]]
[[Category:Nobel laureates in Physiology or Medicine]]
[[Category:1850 births]]
[[Category:1935 deaths]]

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Charles Richet - Revision history

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