High incidence of antibodies to protamine and protamine/heparin complexes in patients undergoing cardiopulmonary bypass by Grace M. Lee, Ian J. Welsby,

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High incidence of antibodies to protamine and protamine/heparin complexes in patients undergoing cardiopulmonary bypass by Grace M. Lee, Ian J. Welsby, Barbara Phillips-Bute, Thomas L. Ortel, and Gowthami M. Arepally Blood Volume 121(15): April 11, 2013 ©2013 by American Society of Hematology

Incidence of PRT/H Abs in healthy patients and patients undergoing CPB. (A) PRT/H antibody reactivity was measured by ELISA in healthy patients (Controls, n = 101) and patients after CPB (n = 500) at baseline, days 3 through 7, and day 30 after CPB. (B) Tim... Grace M. Lee et al. Blood 2013;121: ©2013 by American Society of Hematology

Serologic characteristics of PRT/H Abs. Grace M. Lee et al. Blood 2013;121: ©2013 by American Society of Hematology

PRT/H Abs activate platelets in a protamine-dependent manner. Grace M. Lee et al. Blood 2013;121: ©2013 by American Society of Hematology

Breakdown of seropositivity at d 30 for all CPB patients. Grace M. Lee et al. Blood 2013;121: ©2013 by American Society of Hematology

Correlation of PF4/H and PRT/H seropositivity. Grace M. Lee et al. Blood 2013;121: ©2013 by American Society of Hematology

PRT/H antibody cross-reactivity with NPH insulin. Grace M. Lee et al. Blood 2013;121: ©2013 by American Society of Hematology