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.
University of Toledo. Polymerase Chain Reaction (PCR) Background information. The polymerase chain reaction (PCR) is an enzymatic process that allows for the. detection of specific genes within an environmental DNA sample. PCR utilizes. short, user defined DNA sequences called oligonucleotide primers, the sequence.