Thiamine metabolism disorders in the rat brain in experimental alcoholism and a possibility of their correction by vitamin E

2008 
: The influence of metal-microelements (Zn, Cu, Ag, Au) in colloid and ionic form on the main biochemical parameters (ATP-ase activity, transmembrane potential and respiratory activity) of E. coli G35 N#1-413 and Ent. faecalis G35 N#4-410 probiont-strains has been studied with the goal to create complex metal-bearing probiotic preparations. Monotonous dose-dependent inhibitory influence of all mentioned metals in ionic form on the bacteria functional activity has been established. Metals' colloids had certainly stimulating influence on microorganisms' biochemical parameters in the same concentration limits with the following maximum positive effects: for Zn - 2x10(-7)-2x10(-4) mg/ml, for Cu - 8.4x10(-7)-8.4x10(-6) microg/ml, for Ag - 23x10(-7)-23x10(-4) microg/ml, for Au - 5x10(-6) microg/ml by metals. It has been shown, that cultural characteristics of probiont-bacteria in the presence of both ionic and colloid forms of studied metals remain stable. Certain stimulation of probiont-bacteria' main enzymes and life-support processes by colloidal forms of the studied metals-microelements in determined concentration and particle dimension limits is the evidence of a possibility of metals' colloids application in probiotic preparations' composition in order to increase the resistance and functional activity of probiont-microorganisms.
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