Persistent lung infections, chronic wounds, and health care-associated infections are typically much more difficult to treat than other types of bacterial infections. This is because they are often caused by biofilms, that is, colonies of microbes—mainly bacteria— that grow together in a self-produced matrix that protects and isolate them from the external environment.
Click here for original story, Breaking down bacteria’s protective armor to overcome antibiotic resistance
Source: Phys.org