Pathogenesis and multidrug resistance of Acinetobacter baumannii has become a really serious concern inside the management of infections caused by the organism throughout the world. It contributes to 2�C10% of all Gram negative infections and 9% of total nosocomial infections [1, 2]. Related mortality otherwise up to 30%  is seen having a. baumannii infections this kind of as ventilator-associated pneumonia, bacteraemia, urinary tract infections, burn up wound infections, endocarditis, secondary meningitis, and septicemia, particularly in intensive care units [2, 4, 5]. A. baumannii has the capability of acquiring putative genetic variables as plasmids and pathogenicity islands and exhibits high-level of multidrug, and metal resistance [6, 7]. Global rise of multidrug-resistant A. baumannii , thus, poses a major challenge to existing treatment choices.
Biofilm formation is considered like a factor contributing on the pathogenicity of a. baumannii, and it imparts large ranges of drug resistance that bring about treatment method failure. The capacity of this bacterium to adhere to epithelial cells is due to a compound libraries constructive correlation of biofilm formation with adherence  and possibly explains the clinical accomplishment of a. baumannii . In a. baumannii ATCC 19606, a two-component regulatory process bfmRS is observed to play a crucial purpose in biofilm formation and cellular morphology . Bacterial cell aggregation and biofilm formation on surfaces is usually a complicated method that entails a series of extremely regulated molecular events as well as the participation of multiple determinants.
These structures are discovered encased in an extracellular matrix composed of carbohydrates and polysaccharides, IDO proteins, other macromolecules, and nucleic acids, as an example, DNA and RNA . It's been seen that a significant fraction in the biofilm matrix may be only DNA. For example, extracellular DNA may be as much as 50% much more abundant than cellular DNA in unsaturated biofilms of Pseudomonas aeruginosa . eDNA was initially demonstrated to get a matrix element of P. aeruginosa biofilms .