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A Study Of The Technology And Properties Of Agaricus Bisporus Functional Beverage

Posted on:2010-10-22Degree:MasterType:Thesis
Country:ChinaCandidate:Q H WangFull Text:PDF
GTID:2121360278978141Subject:Nutrition and Food Hygiene
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The manufacture and physical characteristic of Agaricus bisporus pulp beverage which made of Agaricus bisporus were researched in this paper.The physical character studied included theological properties and physicochemical property.The relation between the chromatic value and sensory evaluation,and the kinetics model of chromatic was established for predicting the storage life of beverage main agents.It provided the basis data and the scientific references to compound mushrooms processing technology and the equipment exploitation.By the way of organoleptic valuation and instrument evaluation,the best color protect technic has been researched.It is:boiling time is 4 min,accession dose of Vc is 0.15%.Through the analysis of the natural layering proportion and centrifugal sedimentation rate,the formulation of composite stabilizing agent is been screened out.The stability technic is optimized by orthogonality experiments,it's:the accession dose of composite stabilizing agent is 0.12%,homogenizing pressure is 15 Mpa.The formulation of the beverage has been researched.It is:the accession dose of Agaricus bisporus fumet is 30%,the accession dose of white granulated sugar is 5%.Measuring the core temperature of the Agaricus bisporus pulp beverage with the wireless TrackSense Pro verification system,then used the method of sensory evaluation. The reasonable sterilization condition is 8′-7′-6′/125℃.Studying rheological characteristics of the Agaricus bisporus pulp beverage with the DV-Ⅲrheometer.In 28℃,38℃and 48℃,the beverage was spark flow.In 58℃and 68℃it behaved as pseudo plastic flow.Measuring chromatic value with DC-P3 color-difference meter.The correlation coefficient of the model -(L~*+A~*+B~*)×(L~*/A~*/B~*)~2 was better than others studied, therefore this model could be used as an index of food quality.The experiment indicated the changes of-(L~*+A~*+B~*)×(L~*/A~*/B~*)~2 was classed in first order reaction,and got the kinetics equation.The dynamitic model of life-time predication was obtained.It is researched that by inhibiting the MDA's increasing and the GSH's declining, Agaricus bisporus polysaccharide can alleviate the liver injury which is caused by alcohol. It can be observed from the content vary of TG and the figure of liver slice that the polysaccharide can also alleviate the bad influence in metabolize of body fat caused by alcohol.
Keywords/Search Tags:Agaricus bisporus, pulp beverage, rheological characteristic, chromatic value, polysaccharide, alcohol liver defect
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