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A person cannot become resistant to antibiotics. Resistance is a property of the microbe, not a person or other organism infected by a microbe. [14] All types of microbes can develop drug resistance. Thus, there are antibiotic, antifungal, antiviral and antiparasitic resistance. [4] [8] Antibiotic resistance is a subset of antimicrobial resistance.
There are many factors which could be contributed to the existence and spread of MDR gram-negative bacteria such as the: overuse or misuse of existing antimicrobial agents, which has led to the development of adaptive resistance mechanisms by bacteria; a lack of responsible antimicrobial stewardship such that the use of multiple broad-spectrum ...
Bacteria are capable of sharing these resistance factors in a process called horizontal gene transfer where resistant bacteria share genetic information that encodes resistance to the naive population. [6] Antibiotic inactivation: bacteria create proteins that can prevent damage caused by antibiotics, they can do this in two ways.
Knowing what genes cause antibiotic resistance -- and where they are in the body -- is critical for preventing further antibiotic resistance. Antibiotic resistance: new discovery could change the ...
R-factors are also called a resistance factors or resistance plasmid. They are tiny, circular DNA elements that are self-replicating, that contain antibiotic resistance genes. [ citation needed ] They were first found in Japan in 1959 when it was discovered that some Shigella strains had developed resistance to a number of antibiotics used to ...
Drug, toxin, or chemical resistance is a consequence of evolution and is a response to pressures imposed on any living organism. Individual organisms vary in their sensitivity to the drug used and some with greater fitness may be capable of surviving drug treatment.
Antibiotic resistant bacteria are able to transfer copies of DNA that code for a mechanism of resistance to other bacteria even distantly related to them, which then are also able to pass on the resistance genes, resulting in generations of antibiotics resistant bacteria. [11] This initial transfer of DNA is called horizontal gene transfer. [12]
The evolution of bacteria on a "Mega-Plate" petri dish A list of antibiotic resistant bacteria is provided below. These bacteria have shown antibiotic resistance (or antimicrobial resistance). Gram positive Clostridioides difficile Clostridioides difficile is a nosocomial pathogen that causes diarrheal disease worldwide. Diarrhea caused by C. difficile can be life-threatening. Infections are ...