Overview. Staphylococcus aureus, often referred to as staph, is a very common bacteria. Approximately 25-30% of healthy people carry this organism on their skin or in their nose. Sometimes, staph causes an infection.Staph bacteria are the most common causes of skin infections in the United States.verview. Staphylococcus aureus, often referred to as staph, is a very common bacteria. Approximately 25-30% of healthy people carry this organism on their skin or in their nose. Sometimes, staph causes an infection.
Bacteria can often be killed by antibiotics because the cell wall on the outside is destroyed, expelling the DNA out of the body of the pathogen, therefore making the pathogen incapable of producing proteins and dies. Bacteria typically range between 1 and 5 micrometers in length.
but why don t antibiotics kill viral infections and how can overuse of an antibiotic lead to antibiotic resistance simply put antibiotics cannot kill viruses because viruses have different structures and replicate in a different way than bacteria antibiotics work by targeting the growth machinery in bacteria not viruses to kill or inhibit those particular bacteria