An antibiotic used to combat multidrug-resistant tuberculosis in children could be leading to resistance to a similar drug in an unrelated bacterium that causes pneumococcal disease, say researchers.

• 科学家表示，一种用来治疗儿童耐多药结核病的抗生素可能导致患者产生对一种用于不相干病菌的药物的耐药性，这种病菌能引发肺炎链球菌疾病。