2022
DOI: 10.1038/s41419-022-05285-8
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MACC1 promotes pancreatic cancer metastasis by interacting with the EMT regulator SNAI1

Abstract: Metastasis is the dominant cause of cancer-related mortality. Metastasis-associated with colon cancer protein 1 (MACC1) has been proven to play a critical role in cancer metastasis. However, the prometastatic role of MACC1 in regulating the pancreatic cancer (PC) metastatic phenotype remains elusive. Here, we report that MACC1 is highly expressed in The Cancer Genome Atlas (TCGA) and tissue microarray (TMA) and identified as a good indicator for poor prognosis. Overexpression or knockdown of MACC1 in PC cells … Show more

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Cited by 20 publications
(7 citation statements)
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“…Figure b shows similar gene expression profiles for (i) cells cultured in stiff 3D conditions (“stiff to stiff”) and cells moved from stiff to soft 3D culture (“stiff to soft”) and (ii) cells cultured in soft 3D conditions (“soft to soft”) and cells moved from soft to stiff 3D culture (“soft to stiff”). Remarkably, the top three downregulated genes in conditions where cells experienced a stiff 3D microenvironment for any length of time were tumor suppressor genes LATS1 , BCAR3 , and CDKN2C . Of the top upregulated genes in stiff-primed conditions (log 2 fold-change >2, p -value < 0.05), several of these genes have been identified as prognostic markers in cancer, including SLC6A4 , MACC1 , SLC14A2 , CRB3 , NFKBIL1 , RAC3 , CLIC3 , CYBA , FRMD6-AS1 , LAIR1 , L1TD1 , SEMA3E , PCDH11Y , MIRLET7BHG , and TERC (Figure b). We performed GO Term analysis comparing cells primed in soft culture vs cells primed in stiff culture and note changes in terms including transcriptional misregulation in cancer, chromatin organization, nucleus organization, and metabolism of RNA, which may suggest epigenetic mechanisms act as a component responsible for some of these transcriptional changes (Figure S9). For the genes that may be correlated with mechanical memory, we examined TCGA for pancreatic cancer patient prognosis data .…”
Section: Resultsmentioning
confidence: 99%
“…Figure b shows similar gene expression profiles for (i) cells cultured in stiff 3D conditions (“stiff to stiff”) and cells moved from stiff to soft 3D culture (“stiff to soft”) and (ii) cells cultured in soft 3D conditions (“soft to soft”) and cells moved from soft to stiff 3D culture (“soft to stiff”). Remarkably, the top three downregulated genes in conditions where cells experienced a stiff 3D microenvironment for any length of time were tumor suppressor genes LATS1 , BCAR3 , and CDKN2C . Of the top upregulated genes in stiff-primed conditions (log 2 fold-change >2, p -value < 0.05), several of these genes have been identified as prognostic markers in cancer, including SLC6A4 , MACC1 , SLC14A2 , CRB3 , NFKBIL1 , RAC3 , CLIC3 , CYBA , FRMD6-AS1 , LAIR1 , L1TD1 , SEMA3E , PCDH11Y , MIRLET7BHG , and TERC (Figure b). We performed GO Term analysis comparing cells primed in soft culture vs cells primed in stiff culture and note changes in terms including transcriptional misregulation in cancer, chromatin organization, nucleus organization, and metabolism of RNA, which may suggest epigenetic mechanisms act as a component responsible for some of these transcriptional changes (Figure S9). For the genes that may be correlated with mechanical memory, we examined TCGA for pancreatic cancer patient prognosis data .…”
Section: Resultsmentioning
confidence: 99%
“…MACC1 is directly phosphorylated by MEK1, a component of the Erk mitogen-activated protein kinase (MAPK) pathway, resulting in enhanced Erk activation as well as migration and metastasis in colon cancer cells [56]. MACC1-enhanced transcriptional events contribute to epithelial-mesenchymal transition (EMT) in pancreatic cancer cells [57]. Previous work showed that CCN1 and MACC1 cooperate to promote human colorectal cancer cell metastasis, adhesion, migration, differentiation, angiogenesis, and survival [33].…”
Section: Discussionmentioning
confidence: 99%
“…The recurrence of colon cancer post-radical surgery is intricately linked to factors such as the excised tumor lesion's completeness, the biological activity of tumor cells, and the self-proliferation traits of residual tumor cells[ 9 , 10 ]. For patients with poorly differentiated tumor cells or in advanced clinical stages, the risk of recurrence may progressively rise post-surgery, correspondingly increasing the mortality rate[ 11 , 12 ].…”
Section: Discussionmentioning
confidence: 99%