Proteins were resolved on nondenaturating polyacrylamide gels 10% (w/v) containing 0.3 mg/ml of hydroxyethyl cellulose (HEC).

Impudence is now a cardinal virtue.

throw the switch

The most serious cold water swimmers participate in competitive ice swimming events in bodies of water less than 41 °F (5 °C), sometimes carved out of frozen rivers or lakes and part of the International Winter Swimming Association and the International Ice Swimming Association.