Paul Bert
Encyclopedia
Paul Bert was a French
France
The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 zoologist, physiologist and politician
Politician
A politician, political leader, or political figure is an individual who is involved in influencing public policy and decision making...

. He is sometimes given the sobriquet "Father of Aviation Medicine".

Life

Bert was born at Auxerre
Auxerre
Auxerre is a commune in the Bourgogne region in north-central France, between Paris and Dijon. It is the capital of the Yonne department.Auxerre's population today is about 45,000...

 (Yonne
Yonne
Yonne is a French department named after the Yonne River. It is one of the four constituent departments of Burgundy in eastern France and its prefecture is Auxerre. Its official number is 89....

). He entered the École polytechnique
École Polytechnique
The École Polytechnique is a state-run institution of higher education and research in Palaiseau, Essonne, France, near Paris. Polytechnique is renowned for its four year undergraduate/graduate Master's program...

 at Paris
Paris
Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...

 with the intention of becoming an engineer; then changing his mind, he studied law; and finally, under the influence of the zoologist, Louis Pierre Gratiolet
Louis Pierre Gratiolet
Louis Pierre Gratiolet was a French anatomist and zoologist who was a native of Sainte-Foy-la-Grande, Gironde. He succeeded Isidore Geoffroy Saint-Hilaire as professor of zoology to the Faculty of Sciences at the University of Paris.Gratiolet is remembered for his work in neuroanatomy,...

 (1815–1865), he took up physiology, becoming one of Claude Bernard
Claude Bernard
Claude Bernard was a French physiologist. He was the first to define the term milieu intérieur . Historian of science I. Bernard Cohen of Harvard University called Bernard "one of the greatest of all men of science"...

's most brilliant pupils. After graduating at Paris as doctor of medicine in 1863, and doctor of science in 1866, he was appointed professor of physiology successively at Bordeaux
Bordeaux
Bordeaux is a port city on the Garonne River in the Gironde department in southwestern France.The Bordeaux-Arcachon-Libourne metropolitan area, has a population of 1,010,000 and constitutes the sixth-largest urban area in France. It is the capital of the Aquitaine region, as well as the prefecture...

 (1866) and the Sorbonne
University of Paris
The University of Paris was a university located in Paris, France and one of the earliest to be established in Europe. It was founded in the mid 12th century, and officially recognized as a university probably between 1160 and 1250...

 (1869).

After the "Commune de Paris" (1870) he began to take part in politics as a supporter of Gambetta
Léon Gambetta
Léon Gambetta was a French statesman prominent after the Franco-Prussian War.-Youth and education:He is said to have inherited his vigour and eloquence from his father, a Genovese grocer who had married a Frenchwoman named Massabie. At the age of fifteen, Gambetta lost the sight of his right eye...

. In 1874 he was elected to the Assembly, where he sat on the extreme left
Left-wing politics
In politics, Left, left-wing and leftist generally refer to support for social change to create a more egalitarian society...

, and in 1876 to the chamber of deputies. He was one of the most determined enemies of clericalism, and an ardent advocate of "liberating national education from religious sects, while rendering it accessible to every citizen."

From 14 November 1881 to 30 January 1882 he was minister of education
Minister of National Education (France)
The Ministry of National Education, Youth, and Sport , or simply "Minister of National Education," as the title has changed no small number of times in the course of the Fifth Republic) is the French government cabinet member charged with running France's public educational system and with the...

 and worship in Gambetta's short-lived cabinet, and in 1881 he created a great sensation by a lecture on modern Catholicism
Catholicism
Catholicism is a broad term for the body of the Catholic faith, its theologies and doctrines, its liturgical, ethical, spiritual, and behavioral characteristics, as well as a religious people as a whole....

, delivered in a Paris theatre, in which he poured ridicule on the fables and follies of the chief religious tracts and handbooks that circulated especially in the south of France. Early in 1886 he was appointed resident-general in Annam and Tonkin
Tonkin
Tonkin , also spelled Tongkin, Tonquin or Tongking, is the northernmost part of Vietnam, south of China's Yunnan and Guangxi Provinces, east of northern Laos, and west of the Gulf of Tonkin. Locally, it is known as Bắc Kỳ, meaning "Northern Region"...

, and died of dysentery
Dysentery
Dysentery is an inflammatory disorder of the intestine, especially of the colon, that results in severe diarrhea containing mucus and/or blood in the faeces with fever and abdominal pain. If left untreated, dysentery can be fatal.There are differences between dysentery and normal bloody diarrhoea...

 at Hanoi
Hanoi
Hanoi , is the capital of Vietnam and the country's second largest city. Its population in 2009 was estimated at 2.6 million for urban districts, 6.5 million for the metropolitan jurisdiction. From 1010 until 1802, it was the most important political centre of Vietnam...

 on 11 November of that year.

Works

He was more distinguished as a man of science than as a politician or administrator. His classical work, La Pression barometrique (1878), embodies researches that gained him the biennial prize of 20,000 francs from the Academy of Sciences in 1875, and is a comprehensive investigation on the physiological effects of air-pressure, both above and below the normal. Central nervous system oxygen toxicity
Oxygen toxicity
Oxygen toxicity is a condition resulting from the harmful effects of breathing molecular oxygen at elevated partial pressures. It is also known as oxygen toxicity syndrome, oxygen intoxication, and oxygen poisoning...

 was first described in this publication and is sometimes referred to as the "Paul Bert effect". He showed that oxygen was toxic to insects, arachnids, myriapods
Myriapoda
Myriapoda is a subphylum of arthropods containing millipedes, centipedes, and others. The group contains 13,000 species, all of which are terrestrial...

, molluscs, earthworms, fungi, germinating seeds, birds, and other animals.

His earliest researches, which provided him with material for his two doctoral theses, were devoted to animal grafting and the vitality of animal tissues, and they were followed by studies on the physiological action of various poison
Poison
In the context of biology, poisons are substances that can cause disturbances to organisms, usually by chemical reaction or other activity on the molecular scale, when a sufficient quantity is absorbed by an organism....

s, on anaesthetics, on respiration
Respiration (physiology)
'In physiology, respiration is defined as the transport of oxygen from the outside air to the cells within tissues, and the transport of carbon dioxide in the opposite direction...

 and asphyxia
Asphyxia
Asphyxia or asphyxiation is a condition of severely deficient supply of oxygen to the body that arises from being unable to breathe normally. An example of asphyxia is choking. Asphyxia causes generalized hypoxia, which primarily affects the tissues and organs...

, on the causes of the change of color in the chameleon, etc.

He was also interested in vegetable physiology, and in particular investigated the movements of the sensitive plant, and the influence of light of different colours on the life of vegetation. After about 1880 he produced several elementary text-books of scientific instruction, and also various publications on educational and allied subjects.

He wrote a very successful teaching manual with Raphael Blanchard
Raphaël Blanchard
Raphaël Blanchard was a French doctor and entomologist.-Works:*Les moustiques. Histoire naturelle et médicale Paris, F.R. de Rudeval, 1905*with Paul Bert Éléments de zoologie G...

 Éléments de zoologie G. Masson (Paris), 1885.

Further reading

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