SEPT9

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Template:Short description An Error has occurred retrieving Wikidata item for infobox Septin-9 is a protein that in humans is encoded by the SEPT9 gene.[1][2][3]

Interactions

SEPT9 has been shown to interact with SEPT2[4] and SEPT7.[4]

Function

Along with AHNAK, eIF4E and S100A11, SEPT9 has been shown to be essential for pseudopod protrusion, tumor cell migration and invasion.[5]

Clinical significance

The v2 region of the SEPT9 promoter has been shown to be methylated in colorectal cancer tissue compared with normal colonic mucosa.[6] Using highly sensitive real time PCR assays, methylated SEPT9 was detected in the blood of colorectal cancer patients. This alternate methylation pattern in cancer samples is suggestive of an aberrant activation or repression of the gene compared to normal tissue samples.[7][8]

Testing to detect methylated SEPT9 is not indicated as a first option for colorectal cancer screening.[9] It is similar in specificity and sensitivity to the stool guaiac test or fecal immune tests, and those tests should be used in preference.[9] In cases when the physician aggressively has recommended a colonoscopy and the patient has declined that and these other tests, then this test has advantages over patients having no screening at all.[9]

See also

References

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  1. ^ Page Module:Citation/CS1/styles.css has no content.Osaka M, Rowley JD, Zeleznik-Le NJ (May 1999). "MSF (MLL septin-like fusion), a fusion partner gene of MLL, in a therapy-related acute myeloid leukemia with a t(11;17)(q23;q25)". Proceedings of the National Academy of Sciences of the United States of America. 96 (11): 6428–6433. Bibcode:1999PNAS...96.6428O. doi:10.1073/pnas.96.11.6428. PMC 26898. PMID 10339604.
  2. ^ Page Module:Citation/CS1/styles.css has no content.Taki T, Ohnishi H, Shinohara K, Sako M, Bessho F, Yanagisawa M, Hayashi Y (September 1999). "AF17q25, a putative septin family gene, fuses the MLL gene in acute myeloid leukemia with t(11;17)(q23;q25)". Cancer Research. 59 (17): 4261–4265. PMID 10485469.
  3. ^ Page Module:Citation/CS1/styles.css has no content."Entrez Gene: SEPT9 septin 9".
  4. ^ a b Page Module:Citation/CS1/styles.css has no content.Surka MC, Tsang CW, Trimble WS (October 2002). "The mammalian septin MSF localizes with microtubules and is required for completion of cytokinesis". Molecular Biology of the Cell. 13 (10): 3532–3545. doi:10.1091/mbc.E02-01-0042. PMC 129964. PMID 12388755.
  5. ^ Page Module:Citation/CS1/styles.css has no content.Shankar J, Messenberg A, Chan J, Underhill TM, Foster LJ, Nabi IR (May 2010). "Pseudopodial actin dynamics control epithelial-mesenchymal transition in metastatic cancer cells". Cancer Research. 70 (9): 3780–3790. doi:10.1158/0008-5472.CAN-09-4439. PMID 20388789.
  6. ^ Page Module:Citation/CS1/styles.css has no content.Church TR, Wandell M, Lofton-Day C, Mongin SJ, Burger M, Payne SR, et al. (February 2014). "Prospective evaluation of methylated SEPT9 in plasma for detection of asymptomatic colorectal cancer". Gut. 63 (2): 317–325. doi:10.1136/gutjnl-2012-304149. PMC 3913123. PMID 23408352.
  7. ^ Page Module:Citation/CS1/styles.css has no content.Grützmann R, Molnar B, Pilarsky C, Habermann JK, Schlag PM, Saeger HD, et al. (2008). "Sensitive detection of colorectal cancer in peripheral blood by septin 9 DNA methylation assay". PLOS ONE. 3 (11) e3759. Bibcode:2008PLoSO...3.3759G. doi:10.1371/journal.pone.0003759. PMC 2582436. PMID 19018278.
  8. ^ Page Module:Citation/CS1/styles.css has no content.deVos T, Tetzner R, Model F, Weiss G, Schuster M, Distler J, et al. (July 2009). "Circulating methylated SEPT9 DNA in plasma is a biomarker for colorectal cancer". Clinical Chemistry. 55 (7): 1337–1346. doi:10.1373/clinchem.2008.115808. PMID 19406918.
  9. ^ a b c Page Module:Citation/CS1/styles.css has no content.American Society for Clinical Pathology, "Five Things Physicians and Patients Should Question", Choosing Wisely: an initiative of the ABIM Foundation, American Society for Clinical Pathology, retrieved August 1, 2013, which cites

Further reading

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