Walter A. Koltun All publications ( 41 ) Fitzpatrick LR. Small J. Hoerr RA. Bostwick EF. Maines L. Koltun WA. In vitro and in vivo effects of the probiotic Escherichia coli strain M-17: immunomodulation and attenuation of murine colitis. 2008 Sep. Br J Nutr. 100(3):530-41. Koltun WA. The future of surgical management of inflammatory bowel disease. 2008 Jun. Dis Colon Rectum. 51(6):813-7. Poritz LS. Lebo MA. Bobb AD. Ardell CM. Koltun WA. Management of peristomal pyoderma gangrenosum. 2008 Feb. J Am Coll Surg. 206(2):311-5. Fitzpatrick LR. Hertzog KL. Quatse AL. Koltun WA. Small JS. Vrana K. Effects of the probiotic formulation VSL#3 on colitis in weanling rats. 2007 May. J Pediatr Gastroenterol Nutr. 44(5):561-70. Fitzpatrick LR. Small JS. Poritz LS. McKenna KJ. Koltun WA. Enhanced intestinal expression of the proteasome subunit low molecular mass polypeptide 2 in patients with inflammatory bowel disease. 2007 Mar. Dis Colon Rectum. 50(3):337-48; discussion 348-50. Koltun WA. Dangers associated with endoscopic management of strictures in IBD. 2007 Mar. Inflamm Bowel Dis. 13(3):359-61; discussion 362-3. Poritz LS. Garver KI. Green C. Fitzpatrick L. Ruggiero F. Koltun WA. Loss of the tight junction protein ZO-1 in dextran sulfate sodium induced colitis. 2007 Jun 1. J Surg Res. 140(1):12-9. Poritz LS. Koltun WA. Percutaneous drainage and ileocolectomy for spontaneous intraabdominal abscess in Crohn's disease. 2007 Feb. J Gastrointest Surg. 11(2):204-8. Fitzpatrick LR. Khare V. Small JS. Koltun WA. Dextran sulfate sodium-induced colitis is associated with enhanced low molecular mass polypeptide 2 (LMP2) expression and is attenuated in LMP2 knockout mice. 2006 Jul. Dig Dis Sci. 51(7):1269-76. Poritz LS. Rowe WA. Swenson BR. Hollenbeak CS. Koltun WA. Intravenous cyclosporine for the treatment of severe steroid refractory ulcerative colitis: what is the cost? 2005 Sep. Dis Colon Rectum. 48(9):1685-90. Swenson BR. Hollenbeak CS. Poritz LS. Koltun WA. Modified two-stage ileal pouch-anal anastomosis: equivalent outcomes with less resource utilization. 2005 Feb. Dis Colon Rectum. 48(2):256-61. Galka E. Thompson JL. Zhang WJ. Poritz LS. Koltun WA. Stat6(null phenotype) human lymphocytes exhibit increased apoptosis. 2004 Nov. J Surg Res. 122(1):14-20. Poritz LS. Garver KI. Tilberg AF. Koltun WA. Tumor necrosis factor alpha disrupts tight junction assembly. 2004 Jan. J Surg Res. 116(1):14-8. Zhang WJ. Koltun WA. Thompson JL. Tilberg AF. Galka E. Poritz LS. Chorney MJ. Human B lymphoblast cell lines defective of Stat6 signaling produce high levels of proinflammatory cytokines IL-12, TNFalpha and IFNgamma. 2004 Feb. Int J Oncol. 24(2):447-53. Zhang WJ. Thompson JL. Chorney MJ. Koltun WA. Phenotyping of IL4-induced nuclear Stat6 activity in humans: quantitation after gel shift assay using immortalized cell lines. 2003 Sep-Oct. Oncol Rep. 10(5):1281-8. Swenson BR. Hollenbeak CS. Koltun WA. Factors affecting cost and length of stay associated with the ileal pouch-anal anastomosis. 2003 Jun. Dis Colon Rectum. 46(6):754-61. Poritz LS. Koltun WA. Surgical management of ulcerative colitis in the presence of primary sclerosing cholangitis. 2003 Feb. Dis Colon Rectum. 46(2):173-8. Zhang WJ. Koltun WA. Tilberg AF. Thompson JL. Chorney MJ. Genetic control of interleukin-4-induced activation of the human signal transducer and activator of transcription 6 signaling pathway. 2003 Apr. Hum Immunol. 64(4):402-15. Swenson BR. Hollenbeak CS. Koltun WA. Hospital costs and risk factors associated with complications of the ileal pouch anal anastomosis. 2002 Oct. Surgery. 132(4):767-73; discussion 773-4. Poritz LS. Rowe WA. Koltun WA. Remicade does not abolish the need for surgery in fistulizing Crohn's disease. 2002 Jun. Dis Colon Rectum. 45(6):771-5. Page MJ. Poritz LS. Kunselman SJ. Koltun WA. Factors affecting surgical risk in elderly patients with inflammatory bowel disease. 2002 Jul-Aug. J Gastrointest Surg. 6(4):606-13. Lin Z. deMello D. Phelps DS. Koltun WA. Page M. Floros J. Both human SP-A1 and Sp-A2 genes are expressed in small and large intestine. 2001 Sep-Oct. Pediatr Pathol Mol Med. 20(5):367-86. Public Health Service National Heart, Lung, and Blood Institute Zhang WJ. Koltun WA. Tilberg AF. Page MJ. Chorney MJ. Absence of GNAI2 codon 179 oncogene mutations in inflammatory bowel disease. 2000 May. Inflamm Bowel Dis. 6(2):103-6. Page MJ. Poritz LS. Tilberg AF. Zhang WJ. Chorney MJ. Koltun WA. Cd1d-restricted cellular lysis by peripheral blood lymphocytes: relevance to the inflammatory bowel diseases. 2000 Aug. J Surg Res. 92(2):214-21. National Institute of Diabetes and Digestive and Kidney Diseases Page MJ. Dreese JC. Poritz LS. Koltun WA. Cytomegalovirus enteritis: a highly lethal condition requiring early detection and intervention. 1998 May. Dis Colon Rectum. 41(5):619-23. Poritz LS. Page MJ. Tilberg AF. Olt G. Ruggiero FM. Koltun WA. Monoclonal antibody to lymphocyte function associated antigen-1 improves graft-versus-host disease. 1998 Mar. Dis Colon Rectum. 41(3):299-309. Koltun WA. Tilberg AF. Page MJ. Poritz LS. Bowel permeability is improved in Crohn's disease after ileocolectomy. 1998 Jun. Dis Colon Rectum. 41(6):687-90. Poritz LS. Olt GJ. Ruggiero FM. Colony P. Tilberg AF. Koltun WA. Increased LFA-1 expression in intestines of rats with GVHD after small bowel transplantation. 1998 Feb. Dig Dis Sci. 43(2):221-8. Poritz LS. Page MJ. Tilberg AF. Koltun WA. Amelioration of graft versus host disease with anti-ICAM-1 therapy. 1998 Dec. J Surg Res. 80(2):280-6. Christensen ND. Koltun WA. Cladel NM. Budgeon LR. Reed CA. Kreider JW. Welsh PA. Patrick SD. Yang H. Coinfection of human foreskin fragments with multiple human papillomavirus types (HPV-11, -40, and -LVX82/MM7) produces regionally separate HPV infections within the same athymic mouse xenograft. 1997 Oct. J Virol. 71(10):7337-44. National Institute of Allergy and Infectious Diseases National Cancer Institute Poritz LS. Tilberg AF. Koltun WA. Decreased expression of LFA-1 on peripheral blood lymphocytes in graft versus host disease. 1997 May. J Surg Res. 69(2):316-20. Sharma P. Page MJ. Poritz LS. Koltun WA. Chorney MJ. An increased gamma delta T cell population in the intestine of thymus-leukemia antigen transgenic mice. 1997 Mar 15. Cell Immunol. 176(2):153-7. National Cancer Institute Stephenson ER. Ilahi O. Koltun WA. Stoma creation through the stoma site: a rapid, safe technique. 1997 Jan. Dis Colon Rectum. 40(1):112-5. McGarrity TJ. Peiffer LP. Neely EB. Palavarapu RG. Koltun WA. Parker P. Howett MK. Localization of protein kinase C alpha isoform expression in the human gastrointestinal tract. 1996 Jul. Cell Growth Differ. 7(7):953-9. National Cancer Institute Koltun WA. Bloomer MM. Tilberg AF. Seaton JF. Ilahi O. Rung G. Gifford RM. Kauffman GL. Awake epidural anesthesia is associated with improved natural killer cell cytotoxicity and a reduced stress response. 1996 Jan. Am J Surg. 171(1):68-72; discussion 72-3. Koltun WA. Bloomer MM. Colony P. Kauffman GL. Increased intestinal permeability in rats with graft versus host disease. 1996 Aug. Gut. 39(2):291-8. Mavroidis D. Koltun WA. Technique for atraumatic delivery of intestine through the abdominal wall during stoma formation. 1996 Apr. Dis Colon Rectum. 39(4):461-2. Koltun WA. Bloomer MM. Colony PC. Ruggiero FM. Kauffman GL. Graft-versus-host disease after small bowel transplantation is associated with host colonic injury. 1995 Sep. Dig Dis Sci. 40(9):1925-33. Gerstle JT. Kauffman GL. Koltun WA. The incidence, management, and outcome of patients with gastrointestinal carcinoids and second primary malignancies. 1995 Apr. J Am Coll Surg. 180(4):427-32. Koltun WA. Bloomer MM. Vary TC. Glutamine does not increase ammonia in systemically drained small bowel transplants. 1994 Jan. J Surg Res. 56(1):102-7. National Institute of General Medical Sciences Koltun WA. McKenna KJ. Rung G. Awake epidural anesthesia is effective and safe in the high-risk colectomy patient. 1994 Dec. Dis Colon Rectum. 37(12):1236-41.