NOT KNOWN FACTUAL STATEMENTS ABOUT SMOKE

Space circumstances were taken care of at 22 ± 2°C and forty five%–fifty% humidity, with lights established to the 12-hour light-weight/dark cycle. Animals were being fed Laboratory Diet regime rodent chow (Laboratory Rodent Diet program no. 5001; PMI Feeds, St. Louis, MO) advert libitum right up until straight away ahead of screening. All chec