extracellular polymeric substances are defined as high molecular weight compounds secreted by the microorganisms in the surrounding area. since these extracellular substances are mainly polysaccharide, they are named exopolysaccharide. microbial exopolysaccharides composed of sugar residue have growing interest as a new class of microbial products which can be used in food, pharmaceutical, and ...

in “buying health: the costs of commercialization and an alternative philosophy”, larry r. churchill and shelley c. churchill discuss the commercialization of health and, in particular, the commercialization of nutrition. in this commentary on their article, i draw a connection between churchill and churchill’s account of the commercialization of nutrition and michael pollan’s critique of “nutr...