By Zdzislaw Z. E. Sikorski, Anna Kolakowska
Based on years of educational and business study through a global panel of experts, Chemical, organic, and practical homes of foodstuff Lipids, moment Edition presents a concise, but well-documented presentation of the present nation of information on lipids. lower than the editorial suggestions of worldwide well-known nutrition scientists Zdzisław E. Sikorski and Anna Kołakowska, this thoroughly revised and up-to-date version offers 8 completely new chapters.
Originally titled Chemical and useful houses of nutrients Lipids, this version provides Biological to the identify to mirror a much better emphasis at the organic features of lipids. between a wealth of ongoing and present subject matters, this crucial resource:
- Familiarizes readers with the normal chemical nomenclature and houses of a big number of lipids
- Examines the contents of lipids in crops, fish, milk, meat, and eggs
- Describes advances in equipment of actual, chemical, and biochemical analyses
- Offers new info on phospholipids, sterols, and fat-soluble supplementations in foods
- Provides a biochemist’s view of lipid oxidation and antioxidants―crucial for the sensory and nutritive elements of foodstuff quality
- Discusses changed lipids and fats mimetics, in addition to these of detailed organic and physico-chemical job
- Considers the significance of frying fat, lipid-proteins and lipid-saccharides interactions, and lipid contaminants with regards to foodstuff quality
Chemical, organic, and practical homes of nutrients Lipids, moment Edition is a perfect reference for either expert and aspiring nutrients scientists in either and academia. It comprises all the beneficial info had to keep watch over the speed of bad reactions in meals and choose optimal garage and processing parameters for those smooth fats.
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Additional info for Chemical and functional properties of food lipids
9) by reactions involving one or more options of hydrogenation, dehydrogenation, cyclization, insertion of oxygen, double bond migration, methyl migration, chain elongation, or chain shortening. Different groups of carotenoids are defined by these various modifications. The reader is referred to Goodwin (1980) for further details. 9 Examples of carotene structural diversity: (a) lycopene (ψ,ψ-carotene) displaying the carbon number system for carotenes; (b) the systematic nomenclature end group designations for carotenes; and (c) α-carotene (β,ε-carotene) and β-carotene (β,β-carotene).
Melting points decrease as the double bond moves toward the center of the carbon chain. This effect is much greater for double bonds in the cis configuration than in the trans configuration (Gunstone, 1958). These acyl chain effects have been interpreted in terms of an effective chain length model. Thus, for monounsaturated acids where the double bond exists closer to either end of the molecule, the acyl moieties behave as if they were saturated chains with an effective chain length identical to the length of the longer of the two chain segments separated by the double bond (Cevec, 1991).
N. 1996. Lipid Analysis, Bios Scientific Publishers, Oxford, Chapter 2. ©2003 CRC Press LLC TX052_book Page 57 Thursday, June 20, 2002 11:27 AM Conjugation of double bonds brings the absorption bands into the easily accessible region. Extinction coefficients increase with increasing conjugation.
Chemical and functional properties of food lipids by Zdzislaw Z. E. Sikorski, Anna Kolakowska