6) In a report to the New York Ophthalmological Society in 1912, Knapp noted that some patients who underwent cataract surgery later manifested clinical signs of dystrophia epithelialis with stromal and epithelial oedema, as described by Fuchs; (7) this is now known as pseudophakic bullous keratopathy (PBK), which is a complication of cataract ...
A biofilm is any group of microorganisms in which cells stick to each other and often also to a surface. These adherent cells become embedded within a slimy extracellular matrix that is composed of extracellular polymeric substances (EPS).
A biofilm can be composed of a single species or a conglomerate of species. In many cases, biofilms are only bacteria, but they can also include other living things such as fungi and algae, creating a microbial stew of sorts. Biofilms are complex systems that are sometimes compared to multicellular organisms.