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antibiotic resistance
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structure of a typical bacterial cell
Why you should finish your prescribed antibiotics
mechanisms of antibiotic resistance in bacteria
What are chronic infections?
overcoming antibiotic resistance
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structure of a typical bacterial cell
structure of a typical bacterial cell Structure of a typical bacterial cell, showing the cell wall, a plasmid, and other components that are susceptible to modifications contributing to the development of antibiotic resistance.

antibiotic resistance

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Written by
Douglas Morier
Graduate student, University of California, Los Angeles.
Douglas Morier
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News •

Researchers discover weakness in bacterial machinery that drives antibiotic resistance • Dec. 17, 2024, 11:08 PM ET (News-Medical)
An Ancient Killer Is Rapidly Becoming Resistant to Antibiotics, Study Warns • Dec. 8, 2024, 12:49 PM ET (ScienceAlert)

antibiotic resistance, loss of susceptibility of bacteria to the killing (bacteriocidal) or growth-inhibiting (bacteriostatic) properties of an antibiotic agent. When a resistant strain of bacteria is the dominant strain in an infection, the infection may be untreatable and life-threatening. Examples of bacteria that are resistant to antibiotics include methicillin-resistant Staphylococcus aureus (MRSA), penicillin-resistant Enterococcus, and multidrug-resistant Mycobacterium tuberculosis (MDR-TB), which is resistant to two tuberculosis drugs, isoniazid and rifampicin. MDR-TB is particularly dangerous because it can give rise to extensively drug-resistant M. tuberculosis (XDR-TB), which requires aggressive treatment using a combination of five different drugs. The potential for antibiotic resistance ...(100 of 1239 words)

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