RPGRIP1L and schizophrenia: A post-mortem study on patients with schizophrenia and controls by Reble et al. [29] identified a common variant in the Retinitis Pigmentosa GTPase Regulator Interacting Protein 1-Like (RPGRIP1L) gene associated with alternative splicing and Hh signalling, potentially influencing the pathophysiology of schizophrenia.