Product of heat treatment of uronic acid, food, drink or drug including the product

Abstract

A product obtained by heating at least one substance selected from the following (a), (b) and (c). (a) uronic acid or uronic acid derivative; (b) a saccharide compound containing uronic acid or a saccharide compound containing uronic acid derivative; and (c) a substance containing a saccharide compound containing uronic acid or a substance containing a saccharide compound containing uronic acid derivative; and food, beverage or a pharmaceutical agent which is characterized in containing the above-mentioned heat-treated product.

1 - 25 . (canceled)  
     
     
         26 . A method of treating cancer comprising administering, as an effective component, a product obtained by heating a substance selected from the group consisting of: 
 (a) an uronic acid or uronic acid derivative;    (b) a saccharide compound comprising an uronic acid or uronic acid derivative;    (c) a substance comprising a saccharide compound comprising an uronic acid or uronic acid derivative; and    (d) a mixture thereof.    
     
     
         27 . The method according to  claim 26 , wherein the uronic acid is galacturonic acid, glucoronic acid, guluronic acid, mannuronic acid or iduronic acid.  
     
     
         28 . The method according to  claim 26 , wherein the uronic acid derivative is selected from the group consisting of uronic acid lactone, urnic acid ester, uronic acid amide and salts thereof.  
     
     
         29 . The method according to  claim 26 , wherein the saccharide compound is selected from the group consisting of pectin, pectic acid, alginic acid, hyaluronic acid, heparin, fucoidan, chondroitin sulfate, chondroitin, dermatan sulfate and decomposed products thereof.  
     
     
         30 . The method according to  claim 26 , wherein the substance is heated at 60-350° C. for several seconds to several days.  
     
     
         31 . The method according to  claim 27 , wherein the substance is heated at 60-350° C. for several seconds to several days.  
     
     
         32 . The method according to  claim 28 , wherein the substance is heated at 60-350° C. for several seconds to several days.  
     
     
         33 . The method according to  claim 29 , wherein the substance is heated at 60-350° C. for several seconds to several days.  
     
     
         34 . The method according to  claim 26 , wherein the substance is heated under acidic to neutral conditions.  
     
     
         35 . The method according to  claim 27 , wherein the substance is heated under acidic to neutral conditions.  
     
     
         36 . The method according to  claim 28 , wherein the substance is heated under acidic to neutral conditions.  
     
     
         37 . The method according to  claim 29 , wherein the substance is heated under acidic to neutral conditions.  
     
     
         38 . The method according to  claim 26 , wherein the product is obtained by molecular weight fractionation of the substance after heating.