HELIOS

laboratory instrument, namely, compressed gas insertion gun for inserting DNA and RNA in living cells and components therefor, namely, hose assemblies, barrel liners, tubing cartridge holders, gas regulators, syringes, and syringe fittings all sold together as a unit; and tubing preparation stations for the instruments, namely, tubing support, power cord, gas regulator hose and fittings all sold together as a unit, all for use in scientific research