Factor XIIIa-dependent retention of red blood cells in clots is mediated by fibrin -chain crosslinking Byrnes, J. R. Duval, C. Wang, Y. Caroline Hansen Ahn, B. Mooberry, M. J. Clark, M. A. Johnsen, J. M. Lord, S. T. Wilbur A. Lam ... Published in Animal Blood Groups and Biochemical Genetics