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Antibiotic Resistant Bacteria and New Treatments Despite changes in the medical field towards the reduction of infections the rate of antibiotic resistant infections is on the rise This paper will look at a couple of different resistant bacteria as well as a new treatment that looks to be hopeful To understand the concept of antibiotic resistance one must first understand how a certain bacteria would be able to fight off an antibiotic When a person takes an antibiotic the drug kills the weaker or defenseless bacteria leaving behind the stronger bacteria that are able to resist the the drugs used to kill them normally These remaining bacteria then begin to multiply a millionfold a day Antibiotics themselves do not cause the resistance but help to create an ideal situation for it to occur A patient can develop a drug-resistant infection by either contracting the resistant bacteria from another person to begin with or by having it emerge during antibiotic therapy A more in depth description of how resistance occurs is as follows The resistance results from gene action Bacteria acquire genes containing resistance in any of three ways In spontaneous DNA mutation the bacterial DNA may mutate spontaneously In a form of microbial sex or transformation one bacterium may take up the DNA from another bacterium The most frightening method is resistance acquired from a a small circle od DNA called a plasmid The plasmid can go from one type of bacterium to another Therefore a single plasmid can provide many different resistances 3 First there is MARS Methicillin-resistant Staphylococcus aureus which is the second greatest bacteria isolate in hospitals2 MRSA is not particularly dangerous unless it reaches a high colonization ratio If a high colonization is reached MRSA more often than not causes death eventually MRSA is a result of certain bacteria mutating or changing their genetic make up so that they can not be killed by Methicillin or nay
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