Leg pain is also frequently a sign of injury, such as the following: Muscle strain is a common injury that happens when the muscle fibers tear as a result of overstretching. It often occurs in the larger muscles, such as the hamstrings, calves, or quadriceps.
medical Definition of superinfection : a second infection superimposed on an earlier one especially by a different microbial agent of exogenous or endogenous origin that is resistant to the treatment used against the first infection
Definitions for transfectiontrÃ¦nsËfÉk ÊÉn. Here are all the possible meanings and translations of the word transfection. Wiktionary(0.00 / 0 votes)Rate this definition: transfection(Noun) The introduction of foreign DNA into a eukaryotic cell.