TUG1 and COVID-19: predicted lncRNA MALAT1 - hsa-miR-92b-3p/hsa-miR-106b-3p/hsa-miR-25-3p - PTEN and lncRNA TUG1 - hsa-miR-29a-3p/hsa-miR-29b-3p/hsa-miR-144-3p - PTEN networks may provide new targets for COVID-19 treatment and drug development, but the specific mechanism of action requires further study.