Vaginitis is an irritation of the vulva or vagina. It is very common. Many women think any irritation of the vagina or vulva is caused by a yeast infection. Yeast infection is one cause of vaginitis.
The ARIESÂ® Group A Strep Assay is a real-time polymerase chain reaction (PCR) based qualitative in vitro diagnostic test for the direct detection of Streptococcus pyogenes (Group A Î²-hemolytic Streptococcus) in throat swab specimens from patients with signs and symptoms of pharyngitis.
Best Answer: PCR stands for polymerase chain reaction. PCR is a process that is done to take a little bit of DNA as well as the enzyme DNA polymerase and amplify (increase) the DNA sample.In short, it's a way to make more DNA from a small sample. Source(s): tigerbyte16 Â· 7 years ago.CR is a process that is done to take a little bit of DNA as well as the enzyme DNA polymerase and amplify (increase) the DNA sample. In short, it's a way to make more DNA from a small sample. Source(s): tigerbyte16 Â· 7 years ago.