SECISBP2 Deficiency Causes a Lethal Perinatal Cardiomyopathy
Carlos C. Smith-Díaz, Natasha Henden, Natalie P. Stewart, Samantha J. Bryen, Mark Evan Graham, Claire Margaret Lawley, Alexandra Butters, Adam T. Piers, Amy Baker, David A. Elliott, Ebony Richardson, Edward Formaini, Enzo R. Porrello, Helen Doyle, Igor E. Konstantinov, , Jodie Ingles
This study identifies a homozygous SECISBP2 variant causing lethal perinatal cardiomyopathy through loss of selenoprotein function, including GPX4, and suggests a ferroptosis mechanism.
medRxiv · Jul 24, 2026 · PreprintGenetic & Genomic Medicine