S. aureus can cause a range of illnesses, from minor skin infections, such as pimples, impetigo, boils, cellulitis, folliculitis, carbuncles, scalded skin syndrome, and abscesses, to life-threatening diseases such as pneumonia, meningitis, osteomyelitis, endocarditis, toxic shock syndrome, bacteremia, and sepsis.t is often positive for catalase and nitrate reduction. Although S. aureus is not always pathogenic, it is a common cause of skin infections such as abscesses, respiratory infections such as sinusitis, and food poisoning.
see the lists consulted section for full details the composers run from jacopo peri who wrote the first ever opera in late 16th century italy to john adams one of the leading figures in the contemporary operatic world
There is no exact date when opera began. Rather the art form was a product of musical evolution. It emerged from the various forms of classical music that was popular in the 1400s.Origin. During the early 1500s, stage drama with music became popular in Europe.However the complexities of the stories grew.he earliest play on record is that of Jacopo Periâs Dafne. This took place in 1597. Despite some basic differences, it contained the elements found in the art form today. It can be said that when opera began it was with Dafne.