Helicobacter pylori: opportunistic member of the normal microflora or agent of communicable disease?

摘要: This is a book about the normal microflora. It concerns those bacteria that have, over millennia, evolved to inhabit multitude of ecological niches provided by nooks and crannies human body. In certain circumstances these organisms may induce disease, especially if balance microflora changes or move into different niche. The pathogens specifically cause major diseases such as diphtheria tuberculosis are not our concern. Inclusion bacterium Helicobacter pylori justified title this chapter; there who still believe true pathogen, rather it an opportunistic colonizer inhabits already damaged gastric mucosa (Graham, 1995). As seen below, answer question unequivocal. H. indeed gastroduodenal pathogen responsible for millions deaths per year great discomfort many world’s population. Thus, we could have deleted chapter claimed sits more properly within text on infectious disease. However, shares characteristics has millennia its niche mucosa. hypothesis suggested in conclusion previous times was only consequences development produced which pathogenic. reason consider fascinating can greatly contribute treatise medical importance.