By Ekaterina Kulakovskaya, Tatiana Kulakovskaya
Extracellular Glycolipids of Yeasts: Biodiversity, Biochemistry, and Prospects offers a entire view of the biochemistry, organic task, and useful program of extracellular glycolipids of yeast. This booklet brings much-needed readability to the advanced subject of glycolipids and streamlines the relatively complicated terminology used for glycolipids. It additionally presents a wealth of recent facts on their composition, constitution and homes, biosynthetic pathways, tools of isolation and identity, antifungal task, and mechanisms of action.
Studies of extracellular glycolipids of yeast now draw the eye of researchers in existence technological know-how and biotechnology because of a variety of lately printed organic homes of those compounds. those compounds are scientifically and virtually promising in drugs and agriculture because of their biosurfactant and fungicidal homes, in addition to a few different organic actions. Extracellular Glycolipids of Yeasts offers researchers learning biochemistry of microorganisms and similar biologically energetic compounds a much-needed advisor to the elemental information that may relief in those more and more generative pursuits.
- Provides a transparent assessment of the fundamental information on yeast biosurfactants utilizing an easy survey-style approach
- Delivers finished view of biochemistry, organic job, and sensible software of yeasts to help of their clinical and useful use
- Clarifies and simplifies the advanced subject of glycolipids, and its often-confusing terminology
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Extra resources for Extracellular Glycolipids of Yeasts. Biodiversity, Biochemistry, and Prospects
Sample text
5). 0. 5 mg of cellobiose lipids per disc. Previously it was reported that many bacteria tested by the “culture-to-culture” method demonstrated insensitivity to the glycolipid of Cr. humicola (Golubev and Shabalin, 1994). The yeast Ps. flocculosa known for its activity against the mildew pathogen Sphaerotheca fuliginea (Avis and Belanger, 2002) and phytopathogenic fungus Phomopsis sp. Cheng et al. (2003) produces a cellobiose lipid with several O-substituents in the cellobiose residue (see Chapter 1, Fig.
1992). If the cytoplasmic membrane is damaged, its proton gradient cannot be maintained. The treatment of S. 11). Similar data were obtained in the experiments with C. , 2009a,b). 0 and 20 C for 30 min. Cellobiose lipid of Ps. , 2009a). The authors believe that cellobiose lipids have no specific target and that the observed damage is associated with their detergent properties. , 2002). , 2009a). It is probably due to the formation of calcium salts that are poorly soluble even in buffer solutions, similar to the formation of calcium and magnesium salts of fatty acids when using soap in hard water.
2 STABILITY DURING STORAGE AND THERMAL STABILITY The preparations of cellobiose lipids of Cr. humicola, Ps. fusiformata, and Ps. 5À2 years without loss of antifungal activities. The cellobiose lipids of Cr. humicola were shown to maintain the activity under heating to 50 C for at least 2À3 h and to 100 C for 30 min (Golubev and Shabalin, 1994). , 2010). , 2011). 3 MOLECULAR MASSES The molecular masses of extracellular yeast glycolipids vary due to different O-substituents in the sugar residue and the number of hydroxyl groups and carbon atoms in fatty acid residues.