Source Mice were bred at the University of North Carolina at Chapel Hill under specific-pathogen-free conditions. Male mice were transferred to the University of Washington. Ages Mice were transferred at 6-8 wks of age; tested at 8-10 wks of age Feed
Not specified, provided ad libitum
Water Provided ad libitum Temperature Not specified Humidity Not specified Housing
Mice were housed under biosafety level 3 conditions throughout the experiment
Photoperiod Not specified Care and Use All procedures approved by the University of Washington Institutional Animal Care and Use Committee. The Office of Laboratory Animal Welfare of the National Institutes of Health approved the study (a3464-01), and this study was carried out in strict compliance with the Public Health Service Policy on Humane Care and Use of Laboratory Animals.