LINC 01436 (lncRNA) promotes lung and gastric two types of cancers. However, it is unclear that whether this lncRNA also participate in colorectal cancer (CRC). This study was therefore carried out to analyze the role of LINC 01436 in CRC. Expression of LINC 01436 in CRC patient tissues was analyzed by RT-qPCR and follow-up study was performed for prognostic analysis. Correlation between LINC 01436 and mature miR-466 or miR-466 precursor was analyzed by linear regression. Mature miR-466 and miR-466 precursor expression in CRC cells with the overexpression of LINC 01436 was studied by performing RT-qPCR. The proliferation of CRC cells was subjected to CCK-8 assay analysis. LINC 01436 was upregulated in CRC and predicted poor survival. LINC 01436 and mature miR-466 were inversely correlated, but LINC 01436 and miR-466 precursor were not correlated. In CRC cells, LINC 01436 mediated the downregulation of mature miR-466, but not miR-466 precursor. Cell proliferation analysis showed that LINC 01436 overexpression rescued cell proliferation reduced by miR-466. LINC 01436 is overexpressed in CRC and it may promote cancer cell proliferation by suppressing the maturation of miR-466.

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No competing interests reported.
This is a list of supplementary files associated with this preprint. Click to download.
Supplemental Table.1 Sequences of primers used in RT-qPCR.
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Posted 10 Jun, 2021
Posted 10 Jun, 2021
LINC 01436 (lncRNA) promotes lung and gastric two types of cancers. However, it is unclear that whether this lncRNA also participate in colorectal cancer (CRC). This study was therefore carried out to analyze the role of LINC 01436 in CRC. Expression of LINC 01436 in CRC patient tissues was analyzed by RT-qPCR and follow-up study was performed for prognostic analysis. Correlation between LINC 01436 and mature miR-466 or miR-466 precursor was analyzed by linear regression. Mature miR-466 and miR-466 precursor expression in CRC cells with the overexpression of LINC 01436 was studied by performing RT-qPCR. The proliferation of CRC cells was subjected to CCK-8 assay analysis. LINC 01436 was upregulated in CRC and predicted poor survival. LINC 01436 and mature miR-466 were inversely correlated, but LINC 01436 and miR-466 precursor were not correlated. In CRC cells, LINC 01436 mediated the downregulation of mature miR-466, but not miR-466 precursor. Cell proliferation analysis showed that LINC 01436 overexpression rescued cell proliferation reduced by miR-466. LINC 01436 is overexpressed in CRC and it may promote cancer cell proliferation by suppressing the maturation of miR-466.

Figure 1

Figure 2

Figure 3

Figure 4
No competing interests reported.
This is a list of supplementary files associated with this preprint. Click to download.
Supplemental Table.1 Sequences of primers used in RT-qPCR.
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