Monday, September 19, 2011

Peru Stamp On International Year Of Chemistry Feature Keratin And Quinine



Peru to celebrate International Year Of Chemistry released a stamp showing connection of it’s national coat of arms emblem and it’s chemical connection. Quinine was first discovered by Quechua Indians of Peru and Bolivia .

To the left of the Coast is the helical structure of keratin, the main polymeric material that makes up the wool of the vicuña,national animal of Peru .

Keratin is a family of fibrous structural proteins. Keratin is the makes up the outer layer of human skin. It is also the key structural component in hair and nails.Keratin protein monomers assemble into bundles to form intermediate filaments, which are tough and insoluble and form strong unmineralized tissues found in reptiles, birds, amphibians, and mammals.

To The Right of the coat is The molecular structure of quinine, the classic antimalarial drug extracted from the bark of the cinchona tree .

Quinine is a natural white crystalline alkaloid having antipyretic (fever-reducing), antimalarial, analgesic (painkilling), anti-inflammatory properties and a bitter taste.

Quinine contains two major fused-ring systems: the aromatic quinoline and the bicyclic quinuclidine.Though it has been synthesized in the lab, the bark of the cinchona tree is the only known natural source of quinine.

At the bottom of the coat of arms is shown the symbol and electronic configuration of gold ,Symbolizing cornucopia with coins spilling from it, representing the mineral resources of the country.


 

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