Loss-of-function PCSK9 Mutants Evade the Unfolded Protein Response Sensor, GRP78, and Fail to Induce Endoplasmic Reticulum Stress when Retained. (June 2018) - Lebeau, Paul; Platko, Khrystyna; Al-Hashimi, Ali; Byun, Jae Hyun; Lhotak, Sarka; Holzapfel, Nicholas; Gyulay, Gabriel; Igdoura, Suleiman A.; Cool, David R.; Trigatti, Bernardo; Seidah, Nabil G.; Austin, Richard C.