From:  LncRNAs in hepatocellular carcinoma: molecular drivers and emerging therapeutic targets

 Key lncRNAs, pathways, and functions in HCC.

LncRNAsPathway/ProcessFunctionClinical relevanceReference
LINC00958Lipid metabolismPromotes lipogenesis and tumor progressionUpregulated in HCC, associated with tumor progression, metastasis, and poor prognosis[121]
PAPASmiR-188-5p axisPromotes cell proliferation/tumor progressionInvolved in tumour progression; possible function in transcriptional dysregulation in cancer[122]
TUG1miR-137/AKT2 axisPromotes cell proliferation and invasionHigh expression correlates with advanced stage, poor prognosis, and therapy resistance[123]
LINC01503MAPK/ERK pathwayActivates MAPK/ERK signaling, promoting tumor growth and metastasisAssociated with aggressive tumor behavior and unfavorable prognosis[124]
HULCNF-κB pathwayModulates inflammation and immune responses, contributing to HCC progressionPoor prognosis, early diagnosis[125]
TINCRmiR-375/ATG7 axisRegulates cell proliferation and invasionOverexpression is associated with tumour advancement and reduced overall survival[126]
lnc-PIK3R1PI3K/AKT pathwayInhibits tumor progression by modulating the PI3K/AKT pathwayDysregulation associated with HCC development and pathway-driven oncogenesis[127]
LncRNA NORADmiR-211-5p/FOXD1/VEGF-A axisPromotes proliferation, migration, and angiogenesisOverexpression correlates with advanced stage and poor prognosis[128]
CASC2miR-155/SOCS1 axisRegulates cell proliferation and invasionReduced expression in HCC is linked to a poorer prognosis[129]
USP27X-AS1USP7-mediated AKT stabilisationPromotes hepatocellular carcinoma progressionOverexpression predicts aggressive phenotype and poor clinical outcome[130]
MALAT1MAPK/ERK, apoptosis, EMTEMT, apoptosis, metastasisPost-transplant recurrence, survival[113]
NEAT1IL-6/STAT3 signalingInvasion, ferroptosis, metastasis, proliferation, drug resistanceDrug resistance, poor outcome[131]

LncRNAs: long non-coding RNAs; HCC: hepatocellular carcinoma; PAPAS: promoter and pre-rRNA antisense; TUG1: taurine upregulated gene 1; AKT2: AKT serine/threonine kinase 2; MAPK/ERK: mitogen-activated protein kinase/extracellular signal-regulated kinase; HULC: highly upregulated in liver cancer; TINCR: terminal differentiation-induced non-coding RNA; ATG7: autophagy related 7; PI3K/AKT: phosphoinositide 3-kinase/protein kinase B; NORAD: non-coding RNA activated by DNA damage; CASC2: cancer susceptibility candidate 2; MALAT1: metastasis-associated lung adenocarcinoma transcript 1; EMT: epithelial-mesenchymal transition; NEAT1: nuclear enriched abundant transcript 1.