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Fractionation |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.05 sec. |
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fractionation /frac·tion·a·tion/ (frak?shun-a´shun) 1. in radiology, division of the total dose of radiation into small doses administered at intervals. 2. in chemistry, separation of a substance into components, as by distillation or crystallization. 3. in histology, isolation of components of living cells by differential centrifugation.
Fractionation A laboratory test or process in which blood or another fluid is broken down into its components. Fractionation can be used to assess the proportions of the different types of cholesterol in a blood sample. Mentioned in: Cholesterol Test, Radiation Therapy fractionation (frak´sh n 1. the separation of a substance into its basic constituents. 2. the process of isolating a pure culture by sucessive culturing of a small portion of a colony of bacteria. 3. the process of isolating different components of living cells by centrifugation. 4. the process of administering a dose of radiation in smaller units over time to minimize tissue damage. fractionation 1. in radiotherapy, division of the total dose of radiation into small doses given at intervals. 2. in chemistry, separation of a substance into components, as by distillation or crystallization. 3. in histology, isolation of components of living cells by differential centrifugation. |
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? Mentioned in | ? References in periodicals archive | |
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The Renessen process, a joint venture of Cargill and Monsanto, fractionates high-oil corn at the front end of the ethanol process. Applying natural product chemistry and high throughput screening, Unigen will fractionate the Peruvian plant extracts for further laboratory testing in appropriate biological, biochemical, genomic, and proteomic models. Unigen will apply natural product chemistry and high throughput screening to fractionate the Panamanian plant extracts, which will be further tested in its laboratory using appropriate biological, biochemical, genomic, and proteomic models. |
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