• 4111 Citations
  • 35 Scopus h-Index
20002019

Research output per year

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Research Output

Ablation of Barrett's Esophagus with Laser and Photodynamic Therapy

Wang, K. K. N. & Buttar, N. S., Oct 25 2007, Barrett's Esophagus and Esophageal Adenocarcinoma: Second Edition. Blackwell Publishing Ltd, p. 196-205 10 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

A combination of esomeprazole and aspirin reduces tissue concentrations of prostaglandin E2 in patients with Barrett's esophagus

Falk, G. W., Buttar, N. S., Foster, N. R., Ziegler, K. L. A., Demars, C. J., Romero, Y., Marcon, N. E., Schnell, T., Corley, D. A., Sharma, P., Cruz-Correa, M. R., Hur, C., Fleischer, D. E., Chak, A., Devault, K. R., Weinberg, D. S., Della'Zanna, G., Richmond, E., Smyrk, T. C., Mandrekar, S. J. & 1 others, Limburg, P. J., Oct 2012, In : Gastroenterology. 143, 4, p. 917-926 10 p.

Research output: Contribution to journalArticle

36 Scopus citations

Active matrix metalloproteases are expressed early on and are high during the Barrett's esophagus malignancy sequence

Davelaar, A. L., Straub, D., Buttar, N. S., Fockens, P. & Krishnadath, K. K., Mar 1 2014, In : Scandinavian Journal of Gastroenterology. 50, 3, p. 321-332 12 p.

Research output: Contribution to journalArticle

4 Scopus citations

A functional family-wide screening of SP/KLF proteins identifies a subset of suppressors of KRAS-mediated cell growth

Fernandez-Zapico, M. E., Lomberk, G. A., Tsuji, S., DeMars, C. J., Bardsley, M. R., Lin, Y. H., Almada, L. L., Han, J. J., Mukhopadhyay, D., Ordog, T., Buttar, N. S. & Urrutia, R., Apr 15 2011, In : Biochemical Journal. 435, 2, p. 529-537 9 p.

Research output: Contribution to journalArticle

51 Scopus citations
37 Scopus citations
68 Scopus citations

An ex vivo readout for evaluation of dendritic cell-induced autologous cytotoxic T lymphocyte responses against esophageal cancer

Milano, F., Rygiel, A. M., Buttar, N. S., Bergman, J. J. G. H. M., Sondermeijer, C., Van Baal, J. W. P. M., Ten Brinke, A., Kapsenberg, M., Van Ham, S. M., Peppelenbosch, M. P. & Krishnadath, K. K., Dec 2007, In : Cancer Immunology, Immunotherapy. 56, 12, p. 1967-1977 11 p.

Research output: Contribution to journalArticle

9 Scopus citations

A phase III, multicenter, prospective, single-blinded, noninferiority, randomized controlled trial on the performance of a novel esophageal stent with an antireflux valve (with video)

Dua, K. S., DeWitt, J. M., Kessler, W. R., Diehl, D. L., Draganov, P. V., Wagh, M. S., Kahaleh, M., Wong Kee Song, L. M., Khara, H. S., Khan, A. H., Aburajab, M. M., Ballard, D., Forsmark, C. E., Edmundowicz, S. A., Brauer, B. C., Tyberg, A., Buttar, N. S. & Adler, D. G., Jul 1 2019, In : Gastrointestinal endoscopy. 90, 1, p. 64-74.e3

Research output: Contribution to journalArticle

1 Scopus citations

A pSMAD/CDX2 complex is essential for the intestinalization of epithelial metaplasia

Mari, L., Milano, F., Parikh, K., Straub, D., Everts, V., Hoeben, K. K., Fockens, P., Buttar, N. S. & Krishnadath, K. K., May 22 2014, In : Cell Reports. 7, 4, p. 1197-1210 14 p.

Research output: Contribution to journalArticle

34 Scopus citations

ASGE guideline for infection control during GI endoscopy

ASGE Quality Assurance in Endoscopy Committee, May 1 2018, In : Gastrointestinal Endoscopy. 87, 5, p. 1167-1179 13 p.

Research output: Contribution to journalArticle

16 Scopus citations

Assessment of the diagnostic performance and interobserver variability of endocytoscopy in Barrett's esophagus: A pilot ex-vivo study

Tomizawa, Y., Iyer, P. G., Wongkeesong, L. M., Buttar, N. S., Lutzke, L. S., Wu, T. T. & Wang, K. K. N., Dec 14 2013, In : World Journal of Gastroenterology. 19, 46, p. 8652-8658 7 p.

Research output: Contribution to journalArticle

6 Scopus citations

Barrett esophagus length, nodularity, and low-grade dysplasia are predictive of progression to esophageal adenocarcinoma

Solanky, D., Krishnamoorthi, R., Crews, N., Johnson, M., Wang, K. K. N., Wolfsen, H., Fleischer, D., Ramirez, F. C., Katzka, D. A., Buttar, N. S. & Iyer, P. G., May 1 2019, In : Journal of clinical gastroenterology. 53, 5, p. 361-365 5 p.

Research output: Contribution to journalArticle

4 Scopus citations

Barrett's Esophagus: New Insights and Progress

Iyer, P. G. & Buttar, N. S., Jun 1 2015, In : Gastroenterology Clinics of North America. 44, 2, p. xv-xvi

Research output: Contribution to journalArticle

Bile acid exposure up-regulates tuberous sclerosis complex 1/mammalian target of rapamycin pathway in Barrett's-associated esophageal adenocarcinoma

Yen, C. J., Izzo, J. G., Lee, D. F., Guha, S., Wei, Y., Wu, T. T., Chen, C. T., Kuo, H. P., Hsu, J. M., Sun, H. L., Chou, C. K., Buttar, N. S., Wang, K. K. N., Huang, P., Ajani, J. & Hung, M. C., Apr 15 2008, In : Cancer Research. 68, 8, p. 2632-2640 9 p.

Research output: Contribution to journalArticle

46 Scopus citations

Bone Morphogenetic Protein 4 Expressed in Esophagitis Induces a Columnar Phenotype in Esophageal Squamous Cells

Milano, F., van Baal, J. W. P. M., Buttar, N. S., Rygiel, A. M., de Kort, F., DeMars, C. J., Rosmolen, W. D., Bergman, J. J. G. H. M., van Marle, J., Wang, K. K. N., Peppelenbosch, M. P. & Krishnadath, K. K., Jun 2007, In : Gastroenterology. 132, 7, p. 2412-2421 10 p.

Research output: Contribution to journalArticle

116 Scopus citations
172 Scopus citations

Chemoprevention in Barrett esophagus

Buttar, N. S., Oct 2009, In : Gastroenterology and Hepatology. 5, 10, p. 685-687 3 p.

Research output: Contribution to journalArticle

Chemoprevention in barrett's esophagus

Ilyas, S., Demars, C. J. & Buttar, N. S., Jan 2007, In : Journal of Gastrointestinal Cancer. 38, 1, p. 1-9 9 p.

Research output: Contribution to journalArticle

3 Scopus citations

Chemoprevention in Barrett's Esophagus: Current Status

Zeb, M. H., Baruah, A., Kossak, S. K. & Buttar, N. S., Jun 1 2015, In : Gastroenterology Clinics of North America. 44, 2, p. 391-413 23 p.

Research output: Contribution to journalArticle

5 Scopus citations

Chemoprevention in Barrett's oesophagus

Baruah, A. & Buttar, N. S., Feb 1 2015, In : Best Practice and Research: Clinical Gastroenterology. 29, 1, p. 151-165 15 p.

Research output: Contribution to journalArticle

4 Scopus citations

Chemoprevention of esophageal adenocarcinoma by COX-2 inhibitors in an animal model of Barrett's esophagus

Buttar, N. S., Wang, K. K. N., Leontovich, O., Westcott, J. Y., Pacifico, R. J., Anderson, M. A., Krishnadath, K. K., Lutzke, L. S. & Burgart, L. J., 2002, In : Gastroenterology. 122, 4, p. 1101-1112 12 p.

Research output: Contribution to journalArticle

325 Scopus citations

Colorenal Fistula Repair Using a Combined Percutaneous CT-Guided and Endoscopic Approach

Schmit, G. D., Houston Thompson, R. & Buttar, N. S., Jun 1 2016, In : Journal of Vascular and Interventional Radiology. 27, 6, p. 896-897 2 p.

Research output: Contribution to journalComment/debate

2 Scopus citations

Combinatorial chemoprevention reveals a novel smoothened-independent role of GLI1 in esophageal carcinogenesis

Rizvi, S., DeMars, C. J., Comba, A., Gainullin, V. G., Rizvi, Z., Almada, L. L., Wang, K. K. N., Lomberk, G., Fernandez-Zapico, M. E. & Buttar, N. S., Sep 1 2010, In : Cancer Research. 70, 17, p. 6787-6796 10 p.

Research output: Contribution to journalArticle

35 Scopus citations

Combined AURKA and H3K9 methyltransferase targeting inhibits cell growth by inducing mitotic catastrophe

Mathison, A., Salmonson, A., Missfeldt, M., Bintz, J., Williams, M., Kossak, S., Nair, A., De Assuncao, T. M., Christensen, T., Buttar, N. S., Iovanna, J., Huebert, R. C. & Lomberk, G., Aug 1 2017, In : Molecular Cancer Research. 15, 8, p. 984-997 14 p.

Research output: Contribution to journalArticle

6 Scopus citations

Combined endoscopic-interventional radiologic approach for the treatment of bleeding gastric varices in the setting of a large splenorenal shunt

Rao, A. S., Misra, S., Buttar, N. S., Baron, T. H. & Wong Kee Song, L. M., Nov 2012, In : Gastrointestinal Endoscopy. 76, 5, p. 1064-1065 2 p.

Research output: Contribution to journalArticle

6 Scopus citations

Combined endoscopic mucosal resection and photodynamic therapy for esophageal neoplasia within Barrett's esophagus

Buttar, N. S., Wang, K. K. N., Lutzke, L. S., Krishnadath, K. K. & Anderson, M. A., Dec 2001, In : Gastrointestinal Endoscopy. 54, 6, p. 682-688 7 p.

Research output: Contribution to journalArticle

Combined endoscopic mucosal resection and photodynamic therapy for esophageal neoplasia within Barrett's esophagus

Buttar, N. S., Wang, K. K. N., Lutzke, L. S., Krishnadath, K. K. & Anderson, M. A., Jan 1 2001, In : Gastrointestinal Endoscopy. 54, 6, p. 682-688 7 p.

Research output: Contribution to journalArticle

215 Scopus citations

Combined endoscopic mucosal resection and photodynamic therapy versus esophagectomy for management of early adenocarcinoma in Barrett's esophagus

Pacifico, R. J., Wang, K. K. N., Wongkeesong, L. M., Buttar, N. S. & Lutzke, L. S., Jul 1 2003, In : Clinical Gastroenterology and Hepatology. 1, 4, p. 252-257 6 p.

Research output: Contribution to journalArticle

133 Scopus citations

Contribution of Intraoperative Enteroscopy in the Management of Obscure Gastrointestinal Bleeding

Kendrick, M. L., Buttar, N. S., Anderson, M. A., Lutzke, L. S., Peia, D., Wang, K. K. N. & Sarr, M. G., Mar 2001, In : Journal of Gastrointestinal Surgery. 5, 2, p. 162-167 6 p.

Research output: Contribution to journalArticle

48 Scopus citations

Correlation of histology with biomarker status after photodynamic therapy in barrett esophagus

Iyer, P. G., Wang, K. K. N., Halling, K. C., Buttar, N. S., Wongkeesong, L. M., Zinsmeister, A. R., Brankley, S. M., Westra, W. M., Lutzke, L. S., Borkenhagen, L. S. & Dunagan, K., Aug 1 2008, In : Cancer. 113, 3, p. 470-476 7 p.

Research output: Contribution to journalArticle

27 Scopus citations

COX-2 induction by unconjugated bile acids involves reactive oxygen species-mediated signalling pathways in Barrett's oesophagus and oesophageal adenocarcinoma

Song, S., Guha, S., Liu, K., Buttar, N. S. & Bresalier, R. S., Nov 2007, In : Gut. 56, 11, p. 1512-1521 10 p.

Research output: Contribution to journalArticle

78 Scopus citations

Credentialing for Endoscopic Practice: The Mayo Clinic Model

Kane, S. V., Chandrasekhara, V., Sedlack, R. E. & Buttar, N. S., Sep 1 2018, In : Clinical Gastroenterology and Hepatology. 16, 9, p. 1370-1373.e1

Research output: Contribution to journalArticle

Cyclooxygenase-2 and Cytosolic Phospholipase A2 Are Overexpressed in Mucinous Pancreatic Cysts

Mensah, E. T., Smyrk, T. C., Zhang, L., Bick, B., Wood-Wentz, C. M., Buttar, N. S., Chari, S. T., Gleeson, F. C., Kendrick, M., Levy, M., Pearson, R., Petersen, B. T., Vege, S. S., Enders, F. T., Limburg, P. J. & Topazian, M., Apr 1 2019, In : Clinical and translational gastroenterology. 10, 4, p. e00028

Research output: Contribution to journalArticle

Open Access

Detailed structural-functional analysis of the Krüppel-like factor 16 (KLF16) transcription factor reveals novel mechanisms for silencing Sp/KLF sites involved in metabolism and endocrinology

Daftary, G. S., Lomberk, G. A., Buttar, N. S., Allen, T. W., Grzenda, A., Zhang, J., Zheng, Y., Mathison, A. J., Gada, R. P., Calvo, E., Iovanna, J. L., Billadeau, D. D., Prendergast, F. G. & Urrutia, R., Mar 2 2012, In : Journal of Biological Chemistry. 287, 10, p. 7010-7025 16 p.

Research output: Contribution to journalArticle

25 Scopus citations

Diagnosis, assessment, and management of surgical complications following esophagectomy

Grimminger, P. P., Goense, L., Gockel, I., Bergeat, D., Bertheuil, N., Chandramohan, S. M., Chen, K. N., Chon, S. H., Denis, C., Goh, K. L., Gronnier, C., Liu, J. F., Meunier, B., Nafteux, P., Pirchi, E. D., Schiesser, M., Thieme, R., Wu, A., Wu, P. C., Buttar, N. S. & 1 others, Chang, A. C., Jan 1 2018, (Accepted/In press) In : Annals of the New York Academy of Sciences.

Research output: Contribution to journalArticle

9 Scopus citations

Direct percutaneous endoscopic jejunostomy: Outcomes in 307 consecutive attempts

Maple, J. T., Petersen, B. T., Baron, T. H., Gostout, C. J., Wong Kee Song, L. M. & Buttar, N. S., Dec 2005, In : American Journal of Gastroenterology. 100, 12, p. 2681-2688 8 p.

Research output: Contribution to journalArticle

119 Scopus citations

Discovery and Validation of Barrett's Esophagus MicroRNA Transcriptome by Next Generation Sequencing

Bansal, A., Lee, I. H., Hong, X., Mathur, S. C., Tawfik, O., Rastogi, A., Buttar, N. S., Visvanathan, M., Sharma, P. & Christenson, L. K., Jan 29 2013, In : PLoS One. 8, 1, e54240.

Research output: Contribution to journalArticle

15 Scopus citations

Disruption of a novel krüppel-like transcription factor p300-regulated pathway for insulin biosynthesis revealed by studies of the c.-331 INS mutation found in neonatal diabetes mellitus

Bonnefond, A., Lomberk, G., Buttar, N. S., Busiah, K., Vaillant, E., Lobbens, S., Yengo, L., Dechaume, A., Mignot, B., Simon, A., Scharfmann, R., Neve, B., Tanyolaç, S., Hodoglugil, U., Pattou, F., Cavé, H., Iovanna, J., Stein, R., Polak, M., Vaxillaire, M. & 2 others, Froguel, P. & Urrutia, R., Aug 12 2011, In : Journal of Biological Chemistry. 286, 32, p. 28414-28424 11 p.

Research output: Contribution to journalArticle

52 Scopus citations

Distinct role of kruppel-like factor 11 in the regulation of prostaglandin E2 biosynthesis

Buttar, N. S., DeMars, C. J., Lomberk, G., Rizvi, S., Bonilla-Velez, J., Achra, S., Rashtak, S., Wang, K. K. N., Fernandez-Zapico, M. E. & Urrutia, R., Apr 9 2010, In : Journal of Biological Chemistry. 285, 15, p. 11433-11444 12 p.

Research output: Contribution to journalArticle

30 Scopus citations

Distribution of Body Fat and Its Influence on Esophageal Inflammation and Dysplasia in Patients With Barrett's Esophagus

Nelsen, E. M., Kirihara, Y., Takahashi, N., Shi, Q. D., Lewis, J. T., Namasivayam, V., Buttar, N. S., Dunagan, K. T. & Iyer, P. G., Jul 2012, In : Clinical Gastroenterology and Hepatology. 10, 7, p. 728-734 7 p.

Research output: Contribution to journalArticle

35 Scopus citations

Effects of Telomerase Expression on Photodynamic Therapy of Barrett's Esophagus

Wang, K. K. N., Anderson, M., Buttar, N. S., WongKeeSong, M., Borkenhagen, L. & Lutzke, L., 2003, Proceedings of SPIE - The International Society for Optical Engineering. Kessel, D. (ed.). Vol. 4952. p. 82-90 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Effects of Topical Steroids on Tight Junction Proteins and Spongiosis in Esophageal Epithelia of Patients With Eosinophilic Esophagitis

Katzka, D. A., Tadi, R., Smyrk, T. C., Katarya, E., Sharma, A., Geno, D. M., Camilleri, M., Iyer, P. G., Alexander, J. A. & Buttar, N. S., Nov 1 2014, In : Clinical Gastroenterology and Hepatology. 12, 11, p. 1824-1829 6 p.

Research output: Contribution to journalArticle

46 Scopus citations

Efficacy of difluoromethylornithine and aspirin for treatment of adenomas and aberrant crypt foci in patients with prior advanced colorectal neoplasms

Sinicrope, F. A., Velamala, P. R., Wong Kee Song, L. M., Viggiano, T. R., Bruining, D. H., Rajan, E., Gostout, C. J., Kraichely, R. E., Buttar, N. S., Schroeder, K. W., Kisiel, J. B., Larson, M. V., Sweetser, S. R., Sedlack, R. R., Sinicrope, S. N., Richmond, E., Umar, A., Della'Zanna, G., Noaeill, J. S., Meyers, J. P. & 1 others, Foster, N. R., Jan 1 2019, In : Cancer Prevention Research. 12, 11, p. 821-830 10 p.

Research output: Contribution to journalArticle

1 Scopus citations

Efficacy of Over-the-Scope Clips in Management of High-Risk Gastrointestinal Bleeding

Brandler, J., Baruah, A., Zeb, M., Mehfooz, A., Pophali, P., Wong Kee Song, L., AbuDayyeh, B., Gostout, C., Mara, K., Dierkhising, R. & Buttar, N. S., Jan 1 2017, (Accepted/In press) In : Clinical Gastroenterology and Hepatology.

Research output: Contribution to journalArticle

12 Scopus citations

Endoluminal stenting via the suture-assisted flange engagement technique

Tabibian, J. H., Leggett, C., Abu Dayyeh, B. K. & Buttar, N. S., Jan 1 2016, In : Gastrointestinal Endoscopy. 83, 1, p. 249-250 2 p.

Research output: Contribution to journalArticle

1 Scopus citations

Endoscopic and Surgical Treatment of Mucosal (T1a) Esophageal Adenocarcinoma in Barrett's Esophagus

Iyer, P. G., Wu, T. T., Wigle, D. A., Buttar, N. S., Wongkeesong, L. M., Dunagan, K. T., Lutzke, L. S., Borkenhagen, L. S. & Wang, K. K. N., Sep 2009, In : Gastroenterology. 137, 3, p. 815-823 9 p.

Research output: Contribution to journalArticle

230 Scopus citations

Endoscopic Evaluation and Advanced Imaging of Barrett's Esophagus

Wang, K. K. N., Okoro, N., Iyer, P. G., WongKeeSong, M., Buttar, N. S. & Tian, J., Jan 2011, In : Gastrointestinal Endoscopy Clinics of North America. 21, 1, p. 39-51 13 p.

Research output: Contribution to journalArticle

14 Scopus citations

Endoscopic management of fistulas, perforations, and leaks

Baruah, A., Kee Song, L. M. W. & Buttar, N. S., Oct 1 2015, In : Techniques in Gastrointestinal Endoscopy. 17, 4, p. 178-188 11 p.

Research output: Contribution to journalArticle

1 Scopus citations

Endoscopic mucosal resection

Wang, K. K. N., Buttar, N. S. & Lutzke, L., Oct 2000, In : Techniques in Gastrointestinal Endoscopy. 2, 4, p. 209-213 5 p.

Research output: Contribution to journalArticle

3 Scopus citations