The chitin preparation was carried out with a previous treatment of the shrimp waste with lactic acid bacteria and followed by enzymatic deproteinization in order to complete fully biological purification. This process is an alternative to chemical treatments and can obtain products that are not damaged in its molecular structure...
Tradicionalmente la obtención de la quitina y su derivado principal el quitosano implica la DM (desmineralización), DP (desproteinización) y desacetilación química del desperdicio de camarón, utilizando ácidos y bases fuertes en altas concentraciones, lo que provoca la depolimerización y la pérdida de otros productos de valor agregado tales como proteínas...
Spanish-type chorizo is ripening meat product that is highly appreciated by consumers for its excellent sensory characteristics. This meat product was analyzed at different ripening stages (0, 10, 20 and 3 days). The proximal analysis was carried out, in addition to the physicochemical properties pH, water activity (aw), total acidity...