... levels of laminin c1chainsinEDTA/detergent extracts of various mouse tissues. Thecontent of b1 chains in these extracts exceeded the conten t of b2 by a factor of 5±20. The relative amounts of ... Division and Department of Cell Biology and Physiology,Washington University School of Medicine, St Louis, MO, USA;3Center of Anatomy, Department of Histology, University of GoÈttingen, GermanyDomain ... presence of two additional LE modules, which,as shown previously, have only a small amount of secondary structure [41].Hexosamine analysis of b1IV monomer and dimershowed 5±6 residues of glucosamine...