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目前，已在乳腺癌、何杰金氏病、恶性淋巴瘤和白血病等多种肿瘤组织中分离出细菌I，型，用分离出的I，型再感染动物可引起类似的肿瘤。有人发现结核病趋向恢复时，易合并肺癌，可能与结核病恢复期病灶的结核杆菌主要以L型形成存在有关[1]。结核杆菌与其它微生物一样在体内外因
At present, bacteria I, type I have been isolated from various tumor tissues such as breast cancer, Hodgkin’s disease, malignant lymphoma, and leukemia. Similar isolated tumors can be caused by isolated type I and type I reinfected animals. It has been found that when tuberculosis tends to recover, it is easy to be associated with lung cancer, which may be related to the presence of L-forms mainly in the tuberculosis recovery lesions [1]. Mycobacterium tuberculosis is the same as other microorganisms in vivo and in vitro