MALAT1 and pulmonary arterial hypertension: LincRNA MALAT1 (metastasis-associated lung adenocarcinoma transcript 1, also termed LINC00047) has rs619586 A > G variant, which is significantly associated with the susceptibility of pulmonary arterial hypertension (PAH), and the carriers with variant G genotypes have a decreased PAH risk (Zhuo et al., 2017).