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Venezuela, a tropical country, has many species, widely disseminated, that are able to produce gum in good yield. We have been working on gums from species belonging to many families. It has been demonstrated that 29 species located in different counties of Zulia State, Venezuela, South America, produce gum easily. The gum produced from the studied species was collected a week after the injury was...
The polysaccharides isolated from Spondias purpurea var. lutea and Spondias cytherea contain galactose, as main component, arabinose, mannose, xylose and rhamnose residues. On the other hand, glucuronic acid and its 4-0-methyl derivative are present in those polysaccharides in contrast to the presence of galacturonic acid reported for other Spondias gums. S. cytherea gum has the highest intrinsic...
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