The detective inspector said a low copy DNA
sample taken from one of the men in the car partially matched the sample found at the murder scene.
Low copy DNA
testing is a highly sensitive technique used to test DNA samples 1,000 times smaller than a grain of salt.
When a PCR experiment is completed, over a million copies of the original DNA of interest have been obtained as complementary or copy DNA
Beese and her colleagues also plan to photograph their polymerase as it tries to copy DNA
attached to known chemical carcinogens.
Bacteria have always been important tools for creators of DNA vaccines, but researchers have normally used the microbes as a simple way to copy DNA
, not as a method of delivering it into the body.