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Henry Drysdale Dakin

 

 
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Henry Drysdale Dakin
 
 
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Henry Drysdale Dakin (1880 - 1952) was an English
England

native_name =|conventional_long_name = England|common_name = England|image_flag = Flag of England.svg|image_coat = England COA.svg|symbol_type = Royal Coat of Arms...
 chemist
Chemist

A chemist is a scientist trained in the science of chemistry. Chemists study the composition of matter and its properties such as density, acidity, size and shape....
.

He was born in London
London

London is the capital of both England and the United Kingdom, and the most populous municipality in the European Union. An important settlement for two millennia, History of London goes back to its founding by the Roman Empire....
 as the youngest of 8 children to a family of steel merchants from Leeds
Leeds

Leeds is located on the River Aire in West Yorkshire, England. It is the urban core and administrative centre of the wider metropolitan borough of the City of Leeds....
. As a school boy he did water analysis with the Leeds City Analyst. He studied chemistry at the University of Leeds
University of Leeds

The University of Leeds is a major teaching and research university in Leeds, West Yorkshire and, with over 33,000 full-time students, one of the largest universities in the United Kingdom....
 with Julius B. Cohen
Julius B. Cohen

Julius Berend Cohen was an English chemist. He studied chemistry with Hans von Pechmann at the University of Munich. One of his students was Henry Drysdale Dakin....
 and after he worked with Albrecht Kossel
Albrecht Kossel

Ludwig Karl Martin Leonhard Albrecht Kossel was a Germany medical doctor....
 on arginase
Arginase

Arginase is a manganese-containing enzyme. The reaction catalyzed by this enzyme is: arginine + Water ? ornithine + urea. It is the final enzyme of the urea cycle....
 at the University of Heidelberg he joint Columbia University
Columbia University

Columbia University in the City of New York , is a private university in the United States and a member of the Ivy League. Columbia's main campus lies in the Morningside Heights, Manhattan neighborhood in the borough of Manhattan, in New York City....
 in 1905, working in the lab of Christian Herter
Christian Archibald Herter (physician)

Christian Archibald Herter was an United states physician and pathology noted for his work on diseases of the gastrointestinal tract. He was co-founder of the Journal of Biological Chemistry....
. During his work on amino acids he obtained his PhD from Leeds.






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Henry Drysdale Dakin (1880 - 1952) was an English
England

native_name =|conventional_long_name = England|common_name = England|image_flag = Flag of England.svg|image_coat = England COA.svg|symbol_type = Royal Coat of Arms...
 chemist
Chemist

A chemist is a scientist trained in the science of chemistry. Chemists study the composition of matter and its properties such as density, acidity, size and shape....
.

He was born in London
London

London is the capital of both England and the United Kingdom, and the most populous municipality in the European Union. An important settlement for two millennia, History of London goes back to its founding by the Roman Empire....
 as the youngest of 8 children to a family of steel merchants from Leeds
Leeds

Leeds is located on the River Aire in West Yorkshire, England. It is the urban core and administrative centre of the wider metropolitan borough of the City of Leeds....
. As a school boy he did water analysis with the Leeds City Analyst. He studied chemistry at the University of Leeds
University of Leeds

The University of Leeds is a major teaching and research university in Leeds, West Yorkshire and, with over 33,000 full-time students, one of the largest universities in the United Kingdom....
 with Julius B. Cohen
Julius B. Cohen

Julius Berend Cohen was an English chemist. He studied chemistry with Hans von Pechmann at the University of Munich. One of his students was Henry Drysdale Dakin....
 and after he worked with Albrecht Kossel
Albrecht Kossel

Ludwig Karl Martin Leonhard Albrecht Kossel was a Germany medical doctor....
 on arginase
Arginase

Arginase is a manganese-containing enzyme. The reaction catalyzed by this enzyme is: arginine + Water ? ornithine + urea. It is the final enzyme of the urea cycle....
 at the University of Heidelberg he joint Columbia University
Columbia University

Columbia University in the City of New York , is a private university in the United States and a member of the Ivy League. Columbia's main campus lies in the Morningside Heights, Manhattan neighborhood in the borough of Manhattan, in New York City....
 in 1905, working in the lab of Christian Herter
Christian Archibald Herter (physician)

Christian Archibald Herter was an United states physician and pathology noted for his work on diseases of the gastrointestinal tract. He was co-founder of the Journal of Biological Chemistry....
. During his work on amino acids he obtained his PhD from Leeds. In 1914 he went back to England to offer his service with the war effort. Due to a request for a chemist by Alexis Carrel
Alexis Carrel

Alexis Carrel was a French people surgeon, biologist and eugenicist, who was awarded the Nobel Prize in Physiology or Medicine in 1912....
 to the Rockefeller Institute, Dakin joined Carrel in 1916 at a temporary hospital in Compiègne
Compiègne

Compi?gne is a Communes of France in the Oise Departments of France in northern France.The city is located along the Oise River. Its inhabitants are called Compi?gnois....
. There they developed the Carrel-Dakin method of wound treatments. This consisted of intermittently irrigating the wound with Dakin's solution. This solution is a highly diluted antiseptic, consisting of sodium hypochlorite
Sodium hypochlorite

Sodium hypochlorite is a chemical compound with the chemical formula NaClO. Sodium hypochlorite solution, commonly known as bleach, is frequently used as a disinfectant or a bleaching agent....
 (0.4% to 0.5%) and boric acid
Boric acid

Boric acid, also called boracic acid or orthoboric acid or Acidum Boricum, is a weak acid often used as an antiseptic, insecticide, flame retardant, in nuclear power plants to control the fission rate of uranium, and as a precursor of other chemical compounds....
 (4%). It is unstable and deteriorates within a few days, and must be made as needed. Since 1982 a modified, more stable Dakin's Solution has been commercially available from Century Pharmaceuticals, Inc. After he married the widow of Christian Herter
Christian Archibald Herter (physician)

Christian Archibald Herter was an United states physician and pathology noted for his work on diseases of the gastrointestinal tract. He was co-founder of the Journal of Biological Chemistry....
 in 1916, he worked in his private laboratory in Scarsdale, New York
Scarsdale, New York

Scarsdale is a community in Westchester County, New York, New York, United States, in the northern suburbs of New York City, which is both a Administrative divisions of New York#Town and a Administrative divisions of New York#Village....
 and had several close collaborations with other scientists. His main working fields were amino acids and enzymes. The extraction of amino acids from hydrolyzed peptides by butanol was invented by him. He also was interested in organic chemistry and synthesis yielding the Dakin reaction
Dakin reaction

The Dakin reaction is the chemical reaction of phenolic aldehydes with hydrogen peroxide to form bisphenols and carboxylic acids. The reaction is named after Henry Drysdale Dakin....
 and the Dakin-West reaction
Dakin-West reaction

The Dakin-West reaction is a chemical reaction that transforms an amino-acid into an amino-ketone using a acid anhydride and a base, typically pyridine....
.

He died shortly after the death of his wife in early 1952.