The cell had a vapor trap above the dosing area. They did not mention how they achieved the concentrations used. No vehicle was mentioned. The radioactive dose applied was 0.05microCi. They stated that the proceedures were carried out in accordance to published proceedures: hawkins GS, et al. Fundam. Appl. Toxicol. (1984). 4 S133-S144. WILL CHECK |