External environment.These Lixisenatide Purity & Documentation polysaccharides are known as exopolysaccharides and they may either be homopolymeric or heteropolymeric in composition and of diverse high molecular weights ( to kDa).The material properties of exopolysaccharides have revolutionized the industrial and medical sectors because of their retinue of functional applications and prospects.These applications have been in depth in regions such as pharmacological, nutraceutical, functional food, cosmeceutical, herbicides and insecticides among other people, though prospects incorporates utilizes as anticoagulant, antithrombotic, immunomodulation, anticancer and as bioflocculants.As a result of the extensive applications of bacterial exopolysaccharides, this overview provides simple facts on their physiologic and morphologic functions also as their applications and prospects in the health-related and industrial sectors. exopolysaccharides; biopolymers; glycocongugates; extracellular; antigenicity.Introduction Bacteria produce diverse biopolymers with varied chemical properties by means of utilization of simple to complicated substrates.A few of these biopolymers serve the same function whereas other people are precise for specific taxa and serve distinct biological functions .With respect to cellular location, biopolymers could either be intracellular or extracellular.The intracellular biopolymers are handful of and have veryInt.J.Mol.Scilimited use; however, the array of the extracellular biopolymers are vast and could be grouped into 4 key classes; polysaccharides, inorganic polyanhydrides (including polyphosphates), polyesters, and polyamides , and have been collectively termed extracellular polymeric substances , slime and microcapsular polysaccharides amongst other people.Their functions includes adherence of cells to surfaces, migration of prokaryotes in groundwater, protection from PubMed ID:http://www.ncbi.nlm.nih.gov/pubmed/21602316 engulfment by predatory protozoa and white blood cells (phagocytes), protection from perennial effects of drying or desiccation in specific soil bacteria or from attack by antimicrobial agents of plant or animal origin and the communal life of biofilm .Nichols et al. and Junge et al. suggests functions which consists of cryoprotection for growth at low temperatures and high salinity with reference to sea ice microbial neighborhood and bacteria of other marine environments (Antarctic and soda lakes amongst other people).Polysaccharide elements with the extracellular biopolymers are the most abundant and their place relative to the cell, once again, forms the basis for their classification.At the cell wall, they serve structural and protective purposes and are found as constituents in teichoic acids.Outside the cell, they might take the form of a covalently bound cohesive layer; a morphologic entity termed capsule or totally excreted in to the environment as slime .Typically these capsules serve as adherents of cells to surfaces and may possibly be overproduced when there’s abundance of sugars to develop into reserves of carbohydrate for subsequent metabolism ; dextran is a good instance within this group.Nonetheless, the distinction amongst loosely attached and unattached extracellular polymeric substance lies in the structural and functional connection using the cell.Technological advancement has led to discovery with the usefulness of bacterial biopolymers to man, consequently a myriad of industrial and healthcare applications ensured.The inherent biocompatibility and apparent nontoxic nature of some of these bacterial exopolysaccharides has prompted their makes use of in various med.