Hydrogels are the three-dimensional network structures obtained from a class of synthetic or
natural polymers which can absorb and retain a significant amount of water. Hydrogels are …

Chitosan is a natural polysaccharide obtained by alkaline deacetylation of chitin. It is
cationic in ionic nature. Because of its biocompatibility and biodegradability, chitosan is …

Interpenetrating polymer network (IPN) systems use novel polymers that are synthesized by
the interlacing of two independent polymers in a cross-linked form. For successful …

Interpenetrating polymer network (IPN) has been regarded as one of the novel technology in
recent years showing the superior performances over the conventional techniques. This …

Oral administration of specific egg yolk immunoglobulin (IgY) is effective against a number of
gastrointestinal pathogens. However, the activity of orally administered IgY is reduced …

Hydrogels are cross linked, three-dimensional hydrophilic polymers, which swell without
dissolving when brought into contact with water or other biological fluids. The water content …

Application of pH-sensitive polymers in pharmaceutical technology· Introduction of smart
polymers to pharmaceutical technology is a turning point in designing novel drug delivery …