Publications

Katchman AN, Zakharov SI, Bohnen MS, Jimenez ASanchez, Kushner JS, Yang L, Chen B-X, Nasari A, Liu G, Rabbani DE, Han J, Leu C-S, Pitt GS, Marx SO. Augmented Cardiac Inotropy by Phosphodiesterase Inhibition Requires Phosphorylation of Rad and Increased Calcium Current. Circulation. 2024;149(20):1617-1620.

Papa A, Morfin PJDel Rive, Chen B-X, Yang L, Katchman AN, Zakharov SI, Liu G, Bohnen MS, Zheng V, Katz M, Subramaniam S, Hirsch JA, Weiss S, Dascal N, Karlin A, Pitt GS, Colecraft HM, Ben Johny M, Marx SO. A membrane-associated phosphoswitch in Rad controls adrenergic regulation of cardiac calcium channels. J Clin Invest. 2024;.

Papa A, Zakharov SI, Katchman AN, Kushner JS, Chen B-X, Yang L, Liu G, Jimenez ASanchez, Eisert RJ, Bradshaw GA, Dun W, Ali SR, Rodriques A, Zhou K, Topkara V, Yang M, Morrow JP, Tsai EJ, Karlin A, Wan E, Kalocsay M, Pitt GS, Colecraft HM, Ben-Johny M, Marx SO. Rad regulation of CaV1.2 channels controls cardiac fight-or-flight response. Nat Cardiovasc Res. 2022;1(11):1022-1038.

Liu G, Papa A, Katchman AN, Zakharov SI, Roybal D, Hennessey JA, Kushner J, Yang L, Chen B-X, Kushnir A, Dangas K, Gygi SP, Pitt GS, Colecraft HM, Ben-Johny M, Kalocsay M, Marx SO. Mechanism of adrenergic Ca1.2 stimulation revealed by proximity proteomics. Nature. 2020;577(7792):695-700.

Yang L, Katchman A, Kushner J, Kushnir A, Zakharov SI, Chen B-X, Shuja Z, Subramanyam P, Liu G, Papa A, Roybal D, Pitt GS, Colecraft HM, Marx SO. Cardiac CaV1.2 channels require β subunits for β-adrenergic-mediated modulation but not trafficking. J Clin Invest. 2019;129(2):647-658.

Katchman A, Yang L, Zakharov SI, Kushner J, Abrams J, Chen B-X, Liu G, Pitt GS, Colecraft HM, Marx SO. Proteolytic cleavage and PKA phosphorylation of α1C subunit are not required for adrenergic regulation of CaV1.2 in the heart. Proc Natl Acad Sci U S A. 2017;114(34):9194-9199.