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Rama Pai

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Andrzej Tarnawski; Rama Pai; Xiaoming Deng; Amrita Ahluwalia; Tetyana Khomenko; Tetsuya Tanigawa; Tomohiko Akahoshi; Zsuzsanna Sandor; Sandor Szabo
Aging gastropathy-novel mechanisms: hypoxia, up-regulation of multifunctional phosphatase PTEN, and proapoptotic factors.
Tetsuya Tanigawa; Rama Pai; Tetsuo Arakawa; Andrzej S Tarnawski
Rebamipide inhibits gastric cancer cell growth.
Andrzej Tarnawski; Rama Pai; Shiun-Kwei Chiou; J Chai; E C Chu
Rebamipide inhibits gastric cancer growth by targeting survivin and Aurora-B.

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All Publications

2007: Andrzej Tarnawski; Rama Pai; Xiaoming Deng; Amrita Ahluwalia; Tetyana Khomenko; Tetsuya Tanigawa; Tomohiko Akahoshi; Zsuzsanna Sandor; Sandor Szabo
Aging gastropathy-novel mechanisms: hypoxia, up-regulation of multifunctional phosphatase PTEN, and proapoptotic factors.
Gastroenterology 2007;133(6):1938-47.
2007: Tetsuya Tanigawa; Rama Pai; Tetsuo Arakawa; Andrzej S Tarnawski
Rebamipide inhibits gastric cancer cell growth.
Digestive diseases and sciences 2007;52(1):240-7.
2005: Andrzej Tarnawski; Rama Pai; Shiun-Kwei Chiou; J Chai; E C Chu
Rebamipide inhibits gastric cancer growth by targeting survivin and Aurora-B.
Biochemical and biophysical research communications 2005;334(1):207-12.
2005: Rama Pai; Cal Lin; Teresa Tran; Andrzej Tarnawski
Leptin activates STAT and ERK2 pathways and induces gastric cancer cell proliferation.
Biochemical and biophysical research communications 2005;331(4):984-92.
2004: Rama Pai; Andrzej S Tarnawski; Teresa Tran
Deoxycholic acid activates beta-catenin signaling pathway and increases colon cell cancer growth and invasiveness.
Molecular biology of the cell 2004;15(5):2156-63.
2004: Andrzej S Tarnawski; J Chai; Rama Pai; Shiun-Kwei Chiou
Rebamipide activates genes encoding angiogenic growth factors and Cox2 and stimulates angiogenesis: a key to its ulcer healing action?
Digestive diseases and sciences 2004;49(2):202-9.
2003: Rama Pai; Toshikazu Nakamura; Woo S Moon; Andrzej S Tarnawski
Prostaglandins promote colon cancer cell invasion; signaling by cross-talk between two distinct growth factor receptors.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology 2003;17(12):1640-7.
2002: Dolgor Baatar; Michael K Jones; Kouji Tsugawa; Rama Pai; Woo S Moon; Gou Y Koh; Injune Kim; Seigo Kitano; Andrzej S Tarnawski
Esophageal ulceration triggers expression of hypoxia-inducible factor-1 alpha and activates vascular endothelial growth factor gene: implications for angiogenesis and ulcer healing.
The American journal of pathology 2002;161(4):1449-57.
2002: Imre L Szabó; Rama Pai; Michael K Jones; George R Ehring; Hirofumi Kawanaka; Andrzej S Tarnawski
Indomethacin delays gastric restitution: association with the inhibition of focal adhesion kinase and tensin phosphorylation and reduced actin stress fibers.
Experimental biology and medicine (Maywood, N.J.) 2002;227(6):412-24.
2002: Dolgor Baatar; Michael K Jones; Rama Pai; Hirofumi Kawanaka; Imre L Szabo; Woo S Moon; Seigo Kitano; Andrzej S Tarnawski
Selective cyclooxygenase-2 blocker delays healing of esophageal ulcers in rats and inhibits ulceration-triggered c-Met/hepatocyte growth factor receptor induction and extracellular signal-regulated kinase 2 activation.
The American journal of pathology 2002;160(3):963-72.
2002: Rama Pai; Brian A Soreghan; Imre L Szabo; Meredith Pavelka; Dolgor Baatar; Andrzej S Tarnawski
Prostaglandin E2 transactivates EGF receptor: a novel mechanism for promoting colon cancer growth and gastrointestinal hypertrophy.
Nature medicine 2002;8(3):289-93.
2002: Dolgor Baatar; Hirofumi Kawanaka; Imre L Szabo; Rama Pai; Michael K Jones; Seigo Kitano; Andrzej S Tarnawski
Esophageal ulceration activates keratinocyte growth factor and its receptor in rats: implications for ulcer healing.
Gastroenterology 2002;122(2):458-68.
2002: Hirofumi Kawanaka; Michael K Jones; Imre L Szabo; Dolgor Baatar; Rama Pai; Kouji Tsugawa; Keizo Sugimachi; I James Sarfeh; Andrzej S Tarnawski
Activation of eNOS in rat portal hypertensive gastric mucosa is mediated by TNF-alpha via the PI 3-kinase-Akt signaling pathway.
Hepatology (Baltimore, Md.) 2002;35(2):393-402.
2001: Rama Pai; Imre L Szabo; A Q Giap; Hirofumi Kawanaka; Andrzej S Tarnawski
Nonsteroidal anti-inflammatory drugs inhibit re-epithelialization of wounded gastric monolayers by interfering with actin, Src, FAK, and tensin signaling.
Life sciences 2001;69(25-26):3055-71.
2001: Syeda S Husain; Imre L Szabo; Rama Pai; Brian A Soreghan; Michael K Jones; Andrzej S Tarnawski
MAPK (ERK2) kinase--a key target for NSAIDs-induced inhibition of gastric cancer cell proliferation and growth.
Life sciences 2001;69(25-26):3045-54.
2001: Imre L Szabo; Hirofumi Kawanaka; Michael K Jones; Rama Pai; Brian A Soreghan; Dolgor Baatar; Syeda S Husain; Andrzej S Tarnawski
Activation of hypoxia inducible factor-1alpha in gastric mucosa in response to ethanol injury: a trigger for angiogenesis?
Life sciences 2001;69(25-26):3035-44.
2001: Hirofumi Kawanaka; Morimasa Tomikawa; Dolgor Baatar; Michael K Jones; Rama Pai; Imre L Szabo; Keizo Sugimachi; I James Sarfeh; Andrzej S Tarnawski
Despite activation of EGF-receptor-ERK signaling pathway, epithelial proliferation is impaired in portal hypertensive gastric mucosa: relevance of MKP-1, c-fos, c-myc, and cyclin D1 expression.
Life sciences 2001;69(25-26):3019-33.
2001: Hirofumi Kawanaka; Morimasa Tomikawa; Michael K Jones; Imre L Szabo; Rama Pai; Dolgor Baatar; Kouji Tsugawa; Keizo Sugimachi; I James Sarfeh; Andrzej S Tarnawski
Defective mitogen-activated protein kinase (ERK2) signaling in gastric mucosa of portal hypertensive rats: potential therapeutic implications.
Hepatology (Baltimore, Md.) 2001;34(5):990-9.
2001: Michael K Jones; Hirofumi Kawanaka; Dolgor Baatar; I L Szabó; Kouji Tsugawa; Rama Pai; G Y Koh; I Kim; I James Sarfeh; Andrzej S Tarnawski
Gene therapy for gastric ulcers with single local injection of naked DNA encoding VEGF and angiopoietin-1.
Gastroenterology 2001;121(5):1040-7.
2001: Peter Netzer; Mathew Domek; Rama Pai; Fred Halter; Andrzej Tarnawski
Inhibition of human colon cancer cell growth by antisense oligodeoxynucleotides targeted at basic fibroblast growth factor.
Alimentary pharmacology & therapeutics 2001;15(10):1673-9.
2001: Rama Pai; Imre L Szabo; Brian A Soreghan; S Atay; Hirofumi Kawanaka; Andrzej S Tarnawski
PGE(2) stimulates VEGF expression in endothelial cells via ERK2/JNK1 signaling pathways.
Biochemical and biophysical research communications 2001;286(5):923-8.
2001: Hirofumi Kawanaka; Morimasa Tomikawa; Michael K Jones; Rama Pai; Imre L Szabo; Keizo Sugimachi; I James Sarfeh; Andrzej S Tarnawski
Portal hypertensive gastric mucosa has reduced activation of MAP kinase (ERK2) in response to alcohol injury: a key to impaired healing?
FASEB journal : official publication of the Federation of American Societies for Experimental Biology 2001;15(3):574-6.
2001: I L Szabó; Rama Pai; Brian A Soreghan; Michael K Jones; Dolgor Baatar; Hirofumi Kawanaka; Andrzej S Tarnawski
NSAIDs inhibit the activation of egr-1 gene in microvascular endothelial cells. A key to inhibition of angiogenesis?
Journal of physiology, Paris 2001;95(1-6):379-83.
2000: Rama Pai; Imre L Szabo; Hirofumi Kawanaka; Brian A Soreghan; Michael K Jones; Andrzej S Tarnawski
Indomethacin inhibits endothelial cell proliferation by suppressing cell cycle proteins and PRB phosphorylation: a key to its antiangiogenic action?
Molecular cell biology research communications : MCBRC 2000;4(2):111-6.
2000: Masayuki Ohta; Rama Pai; Hirofumi Kawanaka; T Ma; Keishi Sugimachi; I James Sarfeh; Andrzej S Tarnawski
Expression of endothelin-1, and endothelin A and B receptors in portal hypertensive esophagus of rats.
Journal of physiology and pharmacology : an official journal of the Polish Physiological Society 2000;51(1):57-67.
2000: H Wang; Morimasa Tomikawa; Michael K Jones; Rama Pai; I James Sarfeh; Andrzej S Tarnawski
Sequential expression of adrenomedullin and its receptor during gastric ulcer healing in rats.
Digestive diseases and sciences 2000;45(3):591-8.
1999: Michael K Jones; E Sasaki; Fred Halter; Rama Pai; T Nakamura; T Arakawa; T Kuroki; Andrzej S Tarnawski
HGF triggers activation of the COX-2 gene in rat gastric epithelial cells: action mediated through the ERK2 signaling pathway.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology 1999;13(15):2186-94.
1999: Rama Pai; Michael K Jones; M Tomikawa; Andrzej S Tarnawski
Activation of Raf-1 during experimental gastric ulcer healing is Ras-mediated and protein kinase C-independent.
The American journal of pathology 1999;155(5):1759-66.
1999: Rama Pai; T L Cover; Andrzej S Tarnawski
Helicobacter pylori vacuolating cytotoxin (VacA) disorganizes the cytoskeletal architecture of gastric epithelial cells.
Biochemical and biophysical research communications 1999;262(1):245-50.
1998: Andrzej S Tarnawski; Rama Pai; H Wang; M Tomikawa
Translocation of MAP (Erk-1 and -2) kinases to cell nuclei and activation of c-fos gene during healing of experimental gastric ulcers.
Journal of physiology and pharmacology : an official journal of the Polish Physiological Society 1998;49(4):479-88.
1998: Rama Pai; Andrzej Tarnawski
Signal transduction cascades triggered by EGF receptor activation: relevance to gastric injury repair and ulcer healing.
Digestive diseases and sciences 1998;43(9 Suppl):14S-22S.
1998: Rama Pai; FA Wyle; T L Cover; RM Itani; Mathew Domek; Andrzej S Tarnawski
Helicobacter pylori culture supernatant interferes with epidermal growth factor-activated signal transduction in human gastric KATO III cells.
The American journal of pathology 1998;152(6):1617-24.
1998: Masayuki Ohta; Andrzej S Tarnawski; RM Itani; Rama Pai; Morimasa Tomikawa; Keishi Sugimachi; I James Sarfeh
Tumor necrosis factor alpha regulates nitric oxide synthase expression in portal hypertensive gastric mucosa of rats.
Hepatology (Baltimore, Md.) 1998;27(4):906-13.
1998: Rama Pai; Masayuki Ohta; RM Itani; I James Sarfeh; Andrzej S Tarnawski
Induction of mitogen-activated protein kinase signal transduction pathway during gastric ulcer healing in rats.
Gastroenterology 1998;114(4):706-13.
1998: E Sasaki; Rama Pai; Fred Halter; T Komurasaki; T Arakawa; K Kobayashi; T Kuroki; Andrzej S Tarnawski
Induction of cyclooxygenase-2 in a rat gastric epithelial cell line by epiregulin and basic fibroblast growth factor.
Journal of clinical gastroenterology 1998;27 Suppl 1():S21-7.
1997: M Ohta; T H Nguyen; Andrzej S Tarnawski; Rama Pai; Y P Kratzberg; K Sugimachi; I James Sarfeh
Overexpression of endothelin-1 mRNA and protein in portal hypertensive gastric mucosa of rats: a key to increased susceptibility to damage?
Surgery 1997;122(5):936-42.
1997: Masayuki Ohta; K Tanoue; Andrzej S Tarnawski; Rama Pai; RM Itani; F C Sander; Keishi Sugimachi; I James Sarfeh
Overexpressed nitric oxide synthase in portal-hypertensive stomach of rat: a key to increased susceptibility to damage?
Gastroenterology 1997;112(6):1920-30.
1996: G M Shah; Z L Lin; Vaijinath S Kamanna; Rama Pai; Babu V Bassa; F Y Jin; Daeyoung D Roh; Moti L Kashyap; MA Kirschenbaum
Effect of serum subfractions from peritoneal dialysis patients on Hep-G2 cell apolipoprotein A-I and B metabolism.
Kidney international 1996;50(6):2079-87.
1996: Vaijinath S Kamanna; Rama Pai; Babu V Bassa; MA Kirschenbaum
Activation of mesangial cells with TNF-alpha stimulates M-CSF gene expression and monocyte proliferation: evidence for involvement of protein kinase C and protein tyrosine kinase.
Biochimica et biophysica acta 1996;1313(2):161-72.
1996: Rama Pai; H Ha; MA Kirschenbaum; Vaijinath S Kamanna
Role of tumor necrosis factor-alpha on mesangial cell MCP-1 expression and monocyte migration: mechanisms mediated by signal transduction.
Journal of the American Society of Nephrology : JASN 1996;7(6):914-23.
1996: Vaijinath S Kamanna; Rama Pai; Daeyoung D Roh; MA Kirschenbaum
Oxidative modification of low-density lipoprotein enhances the murine mesangial cell cytokines associated with monocyte migration, differentiation, and proliferation.
Laboratory investigation; a journal of technical methods and pathology 1996;74(6):1067-79.
1996: Rama Pai; Babu V Bassa; MA Kirschenbaum; Vaijinath S Kamanna
TNF-alpha stimulates monocyte adhesion to glomerular mesangial cells. The role of intercellular adhesion molecule-1 gene expression and protein kinases.
Journal of immunology (Baltimore, Md. : 1950) 1996;156(7):2571-9.
1996: MA Kirschenbaum; Rama Pai; Daeyoung D Roh; Vaijinath S Kamanna
Role of atherogenic lipoproteins in cytokine-mediated renovascular injury.
Mineral and electrolyte metabolism 1996;22(1-3):47-50.
1995: Rama Pai; MA Kirschenbaum; Vaijinath S Kamanna
Low-density lipoprotein stimulates the expression of macrophage colony-stimulating factor in glomerular mesangial cells.
Kidney international 1995;48(4):1254-62.
1994: Martin R Jadus; Rama Pai; E Horansky; H Terry Wepsic; MA Kirschenbaum; Vaijinath S Kamanna
Hematopoietic colony stimulatory factor formation by murine mesangial cells: gene expression and biological activity.
Biochimica et biophysica acta 1994;1224(2):181-8.
1994: Vaijinath S Kamanna; Moti L Kashyap; Rama Pai; D T Bui; F Y Jin; Daeyoung D Roh; G M Shah; MA Kirschenbaum
Uremic serum subfraction inhibits apolipoprotein A-I production by a human hepatoma cell line.
Journal of the American Society of Nephrology : JASN 1994;5(2):193-200.