In vivo roles of integrins during leukocyte development and traffic: insights from the analysis of mice chimeric for alpha 5, alpha v, and alpha 4 integrins. - Arroyo, AG; Taverna, D; Whittaker, CA; Strauch, UG; Bader, BL; Rayburn, H; Crowley, D; Parker, CM; Hynes, RO (J Immunol, 2000)