Umar S - Search Results

1

Novel regenerative peptide TP508 mitigates radiation-induced gastrointestinal damage by activating stem cells and preserving crypt integrity.

Kantara C, Moya SM, Houchen CW, Umar S, Ullrich RL, Singh P, Carney DH. Kantara C, et al. Among authors: umar s. Lab Invest. 2015 Nov;95(11):1222-33. doi: 10.1038/labinvest.2015.103. Epub 2015 Aug 17. Lab Invest. 2015. PMID: 26280221 Free PMC article.

2

Antiapoptotic effects of progastrin on pancreatic cancer cells are mediated by sustained activation of nuclear factor-{kappa}B.

Rengifo-Cam W, Umar S, Sarkar S, Singh P. Rengifo-Cam W, et al. Among authors: umar s. Cancer Res. 2007 Aug 1;67(15):7266-74. doi: 10.1158/0008-5472.CAN-07-1206. Cancer Res. 2007. PMID: 17671195

3

Activation of NF-kappaB is required for mediating proliferative and antiapoptotic effects of progastrin on proximal colonic crypts of mice, in vivo.

Umar S, Sarkar S, Cowey S, Singh P. Umar S, et al. Oncogene. 2008 Sep 18;27(42):5599-611. doi: 10.1038/onc.2008.169. Epub 2008 Jun 2. Oncogene. 2008. PMID: 18521082 Free PMC article.

4

beta-Catenin stabilization imparts crypt progenitor phenotype to hyperproliferating colonic epithelia.

Sellin JH, Wang Y, Singh P, Umar S. Sellin JH, et al. Among authors: umar s. Exp Cell Res. 2009 Jan 1;315(1):97-109. doi: 10.1016/j.yexcr.2008.10.019. Epub 2008 Oct 29. Exp Cell Res. 2009. PMID: 18996369 Free PMC article.

5

Functional cross-talk between beta-catenin and NFkappaB signaling pathways in colonic crypts of mice in response to progastrin.

Umar S, Sarkar S, Wang Y, Singh P. Umar S, et al. J Biol Chem. 2009 Aug 14;284(33):22274-22284. doi: 10.1074/jbc.M109.020941. Epub 2009 Jun 4. J Biol Chem. 2009. PMID: 19497850 Free PMC article.

6

Insulin-like growth factors are more effective than progastrin in reversing proapoptotic effects of curcumin: critical role of p38MAPK.

Singh P, Sarkar S, Umar S, Rengifo-Cam W, Singh AP, Wood TG. Singh P, et al. Among authors: umar s. Am J Physiol Gastrointest Liver Physiol. 2010 Apr;298(4):G551-62. doi: 10.1152/ajpgi.00497.2009. Epub 2010 Feb 4. Am J Physiol Gastrointest Liver Physiol. 2010. PMID: 20133951 Free PMC article.

7

Novel changes in NF-{kappa}B activity during progression and regression phases of hyperplasia: role of MEK, ERK, and p38.

Chandrakesan P, Ahmed I, Anwar T, Wang Y, Sarkar S, Singh P, Peleg S, Umar S. Chandrakesan P, et al. Among authors: umar s. J Biol Chem. 2010 Oct 22;285(43):33485-33498. doi: 10.1074/jbc.M110.129353. Epub 2010 Aug 14. J Biol Chem. 2010. PMID: 20710027 Free PMC article.

8

Hepatitis C virus-induced cancer stem cell-like signatures in cell culture and murine tumor xenografts.

Ali N, Allam H, May R, Sureban SM, Bronze MS, Bader T, Umar S, Anant S, Houchen CW. Ali N, et al. Among authors: umar s. J Virol. 2011 Dec;85(23):12292-303. doi: 10.1128/JVI.05920-11. Epub 2011 Sep 21. J Virol. 2011. PMID: 21937640 Free PMC article.

9

Distinct compartmentalization of NF-κB activity in crypt and crypt-denuded lamina propria precedes and accompanies hyperplasia and/or colitis following bacterial infection.

Chandrakesan P, Ahmed I, Chinthalapally A, Singh P, Awasthi S, Anant S, Umar S. Chandrakesan P, et al. Among authors: umar s. Infect Immun. 2012 Feb;80(2):753-67. doi: 10.1128/IAI.06101-11. Epub 2011 Dec 5. Infect Immun. 2012. PMID: 22144489 Free PMC article.

10

Honokiol in combination with radiation targets notch signaling to inhibit colon cancer stem cells.

Ponnurangam S, Mammen JM, Ramalingam S, He Z, Zhang Y, Umar S, Subramaniam D, Anant S. Ponnurangam S, et al. Among authors: umar s. Mol Cancer Ther. 2012 Apr;11(4):963-72. doi: 10.1158/1535-7163.MCT-11-0999. Epub 2012 Feb 8. Mol Cancer Ther. 2012. PMID: 22319203 Free PMC article.

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