Here is a list of some bacteria which causes diseases in man. Also learn about its prevention and control. 1. Salmonella Typhosa: Rods, 0.6 to 0.7 by 2 μ, occurring singly, in pairs, and occasionally in short chains. Motile by means of peritrichous flagella; sometimes non-motile. Gram-negative. Disease Produced – The cause of typhoid fever in man. An acute infectious [...]
Two principal modes of cell death are now recognized, namely necrosis and apoptosis. Both may follow cell injury but the nature of the two types of death are quite different. Mode # 1. Cell Necrosis: The changes in cells undergoing necrosis are essentially a continuation of those described above, in cell injury. However, they are, of course, more profound and [...]
Here is a list of some bacteria and its etiological agents which causes diseases in humans. Also learn about its prevention and control. Shigella: The shigellae are rods, non-motile and Gram-negative. Possess distinctive antigenic structures. Pathogenic, causing dysenteries, or non-pathogenic species, all living in bodies of warm-blooded animals. Found in polluted water supplies and flies. Shigella Dysenteriae: Rods, 0.4 to [...]