Ion Cantacuzino 2018 stampsheet of Romania

Ioan I. Cantacuzino (; also Ion Cantacuzino; 25 November 1863 – 14 January 1934) was a renowned

Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, S ...

physician A physician (American English), medical practitioner (Commonwealth English), medical doctor, or simply doctor, is a health professional who practices medicine, which is concerned with promoting, maintaining or restoring health through th ...

and

bacteriologist A bacteriologist is a microbiologist, or similarly trained professional, in bacteriology -- a subdivision of microbiology that studies bacteria, typically Pathogenic bacteria, pathogenic ones. Bacteriologists are interested in studying and learnin ...

, a professor at the School of Medicine and Pharmacy of the

University of Bucharest The University of Bucharest ( ro, Universitatea din București), commonly known after its abbreviation UB in Romania, is a public university founded in its current form on by a decree of Prince Alexandru Ioan Cuza to convert the former Princel ...

, and a titular member of the

Romanian Academy The Romanian Academy ( ro, Academia Română ) is a cultural forum founded in Bucharest, Romania, in 1866. It covers the scientific, artistic and literary domains. The academy has 181 active members who are elected for life. According to its byl ...

. He established the fields of

microbiology Microbiology () is the scientific study of microorganisms, those being unicellular (single cell), multicellular (cell colony), or acellular (lacking cells). Microbiology encompasses numerous sub-disciplines including virology, bacteriology, prot ...

and

experimental medicine An experimental drug is a medicinal product (a drug or vaccine) that has not yet received approval from governmental regulatory authorities for routine use in human or veterinary medicine. A medicinal product may be approved for use in one disea ...

in Romania, and founded the Ioan Cantacuzino Institute.

Early days

He was born in

Bucharest Bucharest ( , ; ro, București ) is the capital and largest city of Romania, as well as its cultural, industrial, and financial centre. It is located in the southeast of the country, on the banks of the Dâmbovița River, less than north of ...

as a member of the

Cantacuzino family The House of Cantacuzino (french: Cantacuzène) is a Romanian aristocratic family of Greek origin. The family gave a number of princes to Wallachia and Moldavia, and it claimed descent from a branch of the Byzantine Kantakouzenos family, specifica ...

and the son of Ion C. Cantacuzino. After attending the

Lycée Louis-le-Grand The Lycée Louis-le-Grand (), also referred to simply as Louis-le-Grand or by its acronym LLG, is a public Lycée (French secondary school, also known as sixth form college) located on rue Saint-Jacques in central Paris. It was founded in the ...

Paris Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. S ...

, he graduated from the

University of Paris , image_name = Coat of arms of the University of Paris.svg , image_size = 150px , caption = Coat of Arms , latin_name = Universitas magistrorum et scholarium Parisiensis , motto = ''Hic et ubique terrarum'' (Latin) , mottoeng = Here and a ...

' Faculty of Sciences and Faculty of Medicine, and worked at several hospitals in Paris. He obtained his

doctorate A doctorate (from Latin ''docere'', "to teach"), doctor's degree (from Latin ''doctor'', "teacher"), or doctoral degree is an academic degree awarded by universities and some other educational institutions, derived from the ancient formalism ''l ...

in 1894, with thesis ''Recherches sur le mode de destruction du vibrion cholérique dans l'organisme''. Later in the same year, he began his academic career as a deputy professor at the

University of Iași The Alexandru Ioan Cuza University (Romanian: ''Universitatea „Alexandru Ioan Cuza"''; acronym: UAIC) is a public university located in Iași, Romania. Founded by an 1860 decree of Prince Alexandru Ioan Cuza, under whom the former Academia Mih ...

, and returned to Paris after two years to serve on the staff of the

Pasteur Institute The Pasteur Institute (french: Institut Pasteur) is a French non-profit private foundation dedicated to the study of biology, micro-organisms, diseases, and vaccines. It is named after Louis Pasteur, who invented pasteurization and vaccines f ...

, where he worked under the direction of

Ilya Ilyich Mechnikov Ilya, Iliya, Ilia, Ilja, or Ilija (russian: Илья́, Il'ja, , or russian: Илия́, Ilija, ; uk, Ілля́, Illia, ; be, Ілья́, Iĺja ) is the East Slavic form of the male Hebrew name Eliyahu (Eliahu), meaning "My God is Yahu/ Jah ...

Career

In 1901, Cantacuzino was assigned a teaching position in Bucharest, where he became a major influence on a generation of scientists. His discoveries were relevant in the treatment of

cholera Cholera is an infection of the small intestine by some strains of the bacterium ''Vibrio cholerae''. Symptoms may range from none, to mild, to severe. The classic symptom is large amounts of watery diarrhea that lasts a few days. Vomiting and ...

, epidemic typhus,

tuberculosis Tuberculosis (TB) is an infectious disease usually caused by '' Mycobacterium tuberculosis'' (MTB) bacteria. Tuberculosis generally affects the lungs, but it can also affect other parts of the body. Most infections show no symptoms, in ...

, and

scarlet fever Scarlet fever, also known as Scarlatina, is an infectious disease caused by ''Streptococcus pyogenes'' a Group A streptococcus (GAS). The infection is a type of Group A streptococcal infection (Group A strep). It most commonly affects childr ...

. As a disciple of Mechnikov, he devoted part of his research to expanding on the latter's field of interest (

phagocyte Phagocytes are cells that protect the body by ingesting harmful foreign particles, bacteria, and dead or dying cells. Their name comes from the Greek ', "to eat" or "devour", and "-cyte", the suffix in biology denoting "cell", from the Greek ...

s, the body's means of defence against

pathogen In biology, a pathogen ( el, πάθος, "suffering", "passion" and , "producer of") in the oldest and broadest sense, is any organism or agent that can produce disease. A pathogen may also be referred to as an infectious agent, or simply a germ ...

s, as well as the issue of immunity and

invertebrate Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...

s). He invented the notion of ''

contact immunity Contact immunity is the property of some vaccines, where a vaccinated individual can confer immunity upon unimmunized individuals through contact with bodily fluids or excrement. In other words, if person “A” has been vaccinated for virus ' ...

''. During the

Second Balkan War The Second Balkan War was a conflict which broke out when Bulgaria, dissatisfied with its share of the spoils of the First Balkan War, attacked its former allies, Serbia and Greece, on 16 ( O.S.) / 29 (N.S.) June 1913. Serbian and Greek armies r ...

, Cantacuzino was appointed head of the staff combatting the cholera epidemic in the ranks of the

Romanian Army The Romanian Land Forces ( ro, Forțele Terestre Române) is the army of Romania, and the main component of the Romanian Armed Forces. In recent years, full professionalisation and a major equipment overhaul have transformed the nature of the Lan ...

stationed in

Bulgaria Bulgaria (; bg, България, Bǎlgariya), officially the Republic of Bulgaria,, ) is a country in Southeast Europe. It is situated on the eastern flank of the Balkans, and is bordered by Romania to the north, Serbia and North Macedon ...

; he was assigned to the same position during the Romanian campaign in

World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

, in the fight against typhus. He founded and led the scientific magazines ''Revista Științelor Medicale'' and ''Archives roumaines de pathologie expérimentale'', and regularly contributed to the

literary magazine A literary magazine is a periodical devoted to literature in a broad sense. Literary magazines usually publish short stories, poetry, and essays, along with literary criticism, book reviews, biographical profiles of authors, interviews and letter ...

Viața Românească ''Viața Românească'' (, "The Romanian Life") is a monthly literary magazine published in Romania. Formerly the platform of the left-wing traditionalist trend known as poporanism, it is now one of the Writers' Union of Romania's main venues. Th ...

'' (replacing

Paul Bujor Paul Bujor (born Pavel Bujor;Mărghitan & Mancaș, p. 43 August 2, 1862 – May 17, 1952) was a Romanian zoologist, physiologist and marine biologist, also noted as a socialist writer and politician. Hailing from rural Covurlui County, he studied ...

on the editorial board). A collaborator of

Constantin Stere Constantin G. Stere or Constantin Sterea (Romanian; russian: Константин Егорович Стере, ''Konstantin Yegorovich Stere'' or Константин Георгиевич Стере, ''Konstantin Georgiyevich Stere''; also known u ...

, he was noted as a Poporanist disciple of

Constantin Dobrogeanu-Gherea Constantin Dobrogeanu-Gherea (born Solomon Katz; 1855, village of Slavyanka near Yekaterinoslav (modern Dnipro), then in Imperial Russia – 1920, Bucharest) was a Romanian Marxist theorist, politician, sociologist, literary critic, and jour ...

Mircea Vulcănescu Mircea Aurel Vulcănescu (3 March 1904 – 28 October 1952) was a Romanian philosopher, economist, ethics teacher, sociologist, and far-right politics, far-right politician. Undersecretary at the Ministry of Finance from 1941 to 1944 in the ...

''Școala sociologică a lui Dimitrie Gusti. IX: Semnificaţia generală a învățământului gustian''
euroweb.ro

References

External links

{{DEFAULTSORT:Cantacuzino, Ioan 1863 births 1934 deaths

Ioan Ioan is a variation on the name John found in Romanian, Bulgarian, Russian, Welsh (), and Sardinian. It is usually masculine. The female equivalent in Romanian and Bulgarian is Ioana. In Russia, the name Ioann is usually reserved for the clergy ...

Romanian inventors Romanian military doctors Romanian bacteriologists Romanian Ministers of Health Romanian Ministers of Labor Romanian socialists Titular members of the Romanian Academy Romanian Land Forces officers Romanian magazine editors Poporanists Romanian military personnel of World War I Alexandru Ioan Cuza University faculty University of Paris alumni Physicians from Bucharest Lycée Louis-le-Grand alumni Carol Davila University of Medicine and Pharmacy faculty Romanian expatriates in France