Leslie Pray | Jun 23, 2002 | 9 min read
Volume 16 | Issue 13 | 34 | Jun. 24, 2002 Previous | Next Refining Transgenic Mice Emerging technologies allow researchers to make tissue- and developmental stage-specific knockouts | By Leslie Pray Image: Courtesy of Taconic Farms MOUSE HOUSE: Scientists at Taconic's Molecular Analysis Laboratory genotype transgenic rat and mouse lines. Mice have been freeloading on humans for millenni