Internalized S.aureus can escape the killing of gentamicin,which ma y explains why osteomyelitis can not be easily cured by antibiotics.

• 金黄色葡萄球菌侵入成骨细胞后能逃避庆大霉素的杀菌作用,这可能与临床上骨髓炎不易为抗生素治愈有关。