In a latent infection, the immune system prevents the bacteria from multiplying, thus keeping them from disrupting tissues.Individuals with this form show no symptoms and are not contagious.

• 结核分枝杆菌潜伏人体时，免疫系统能阻止细菌增殖，让它们无法破坏组织，因此个体不会有疾病症状，也不会传染给别人。