Omega 3 fatty acids - found in abundance in certain fish, such as salmon, tuna and others, as well as in flax seed oil - are heart healthy dietary lipids. Olive oil is a moâ¦nounsaturated fatty acid which is also a heart healthy dietary lipid.
10 slides per box. A more selective modification of MacConkey medium which is suitable for the detection and enumeration of coliform organisms and also for the detection and isolation of Salmonella and Shigella species occurring in pathological and food specimens.ue to the inclusion of a specially prepared fraction of bile salts in addition to crystal violet, the medium gives improved differentiation between coliforms and non-lactose fermenting organisms whilst Gram-positive cocci are completely inhibited.
What causes Shigellosis? Causes: Shigellosis: Shigella bacterial infection of the digestive tract. The disease is caused when virulent Shigella organisms attach to, and penetrate, epithelial cells of the intestinal mucosa. After invasion, they multiply intracellularly, and spread to contiguous epitheleal cells resulting in tissue destruction.