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a:25:{s:11:"event_start";s:4:"1230";s:9:"event_end";s:4:"1230";s:13:"display_start";s:4:"1230";s:11:"display_end";s:4:"1245";s:14:"start_unixtime";i:1381170600;s:12:"end_unixtime";i:1381170600;s:10:"event_text";s:76:"FABS+990+Seminar+Series+-+Taste-modifying+proteins+as+alternative+sweeteners";s:12:"event_length";i:0;s:13:"event_overlap";i:0;s:11:"description";s:1741:"Jae+Hee+Kim%0ATaste-modifying+proteins+as+alternative+sweeteners+%0A%0AAbstract%0AThe+over+consumption+of+sugar+by+consumers+has+widely+been+linked+to+increased+risks+for+developing+obesity+and+type-2+diabetes1.+This+seminar+will+explore+the+potential+use+of+miraculin+%28glycoprotein%29+as+an+alternative+non-carbohydrate+sweetener+and+sweetness+enhancer+for+low-calorie+desserts.+Taste+is+one+of+the+five+human+senses%2C+and+includes+salty%2C+bitter%2C+umami%2C+sour+and+sweet+perception2.+There+are+already+a+variety+of+sweet+proteins+identified%2C+such+as+thaumatin%2C+monellin%2C+mabinlin%2C+pentadin%2C+brazzein%2C+curculin+and+miraculin%2C+and+their+interaction+with+T1R2-T1R3+%28sweet-receptor%29+varies+depending+on+the+type+of+protein3%2C4.+One+of+the+sweet+proteins%2C+miraculin%2C+from+the+miracle+berry+%28Richadella+dulci%EF%AC%81ca%29+is+also+categorized+as+a+taste-modifying+protein+because+of+its+unique+ability+to+change+a+sour+taste+to+sweet4.+By+chewing+the+miracle+fruit+prior+to+consuming+something+acidic%2C+an+individual%E2%80%99s+taste+receptor+can+process+a+sweet+taste+that+is+similar+to+that+of+consuming+sucrose5.+It+is+postulated+that+after+binding+to+the+sweet-receptor+in+the+presence+of+acid%2C+miraculin+undergoes+a+change+in+conformation+that+exposes+a+sugar+moiety+which+then+leads+to+a+sweet+taste4%2C5%2C6.+Also%2C+miraculin+has+been+found+to+enhance+the+sweetness+of+low+sugar+desserts+to+similar+sweetness+as+regular+sugar+desserts+without+the+increase+in+the+calorie+consumption7.+The+potential+of+miraculin+to+improve+sweetness+of+low-calorie+desserts+could+have+significant+commercial+applications+for+controlling+the+palatability+of+some+foods%2C+and+also+to+reduce+sugar+consumption+by+consumers.";s:6:"status";s:0:"";s:5:"class";s:0:"";s:9:"spans_day";b:0;s:8:"location";s:7:"AG+2E17";s:10:"categories";s:0:"";s:9:"organizer";s:6:"a:0:{}";s:8:"attendee";s:6:"a:0:{}";s:9:"calnumber";i:1;s:7:"calname";s:39:"College of Agriculture and Bioresources";s:8:"timezone";s:19:"Canada/Saskatchewan";s:5:"other";s:0:"";s:3:"geo";s:0:"";s:3:"url";b:0;s:8:"sequence";i:0;s:5:"recur";s:0:"";}
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