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On June 20,1861 Sir Frederick Gowland Hopkins was born at Eastbourne, England. His father died when he was an infant so he lived with his mother the first ten years. He contemplated on either becoming a classical scholar or naturalist. HIs literary talents later came handy with his scientific papers
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Frederick and his mother parted ways in 1871. She moved to Enfield and he went to the city of London School. He did outstanding in chemistry and english and was later given a first-class in chemistry. He left school at the age 17
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At age 32, he greaduated in medicine and taught physiology and toxicology for four years at Guy's Hospital. He was in command of the Chemical Depatment of the Clinical Research Association for two years
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Work on the halogen derivatives of proteins was published with help from H.W. Brook
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He then published the the crystallization of blood albumin with S.N PInkus. Later that year, he was invited to Cambridge by Sir Michael Foster to develop the chemical aspects of physiology. Then later appointed to Fellow and Tutor at Emmanuel College
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Discovered that a diet of purified proteins, carbohydates, fats, and salts were not adequate. He stated that a small quantity of these foods which were later called vitamins were needed for growth and health. At first other scientist were skeptical.
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Frederick created a new colour reaction to lactic acid and supplied exact methods of analysis. This test lead the foundation for other researchers. He also discovered the relationship between lactic acid and muscular contraction with help from Walter Fletcher.
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Continued collecting evidence until 1912 where he published his experiments which are considered classics in the history of nutrition.
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Isolated a substance which he names glutathione (see notes), widely spread in the cells of animals and plants that are quickly multiplying. He also discovered a method of isolating tryptophan and identifying its structure. He did this work with Christiaan Eijkman
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After discovering an enzyme that converts purine bases xanthine and hypoxanthine to uric acid Frederick returned to his earliest works, a method of determining uric acid in urin which he punlished in 1891
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Frederick Gowland Hopkind died in 1927 at the age of 85. He left behinnd a many bases of investigation to explore. He won many achievements including the Nobel Prize on medicine
