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Gregory L Austin

TitleAssociate Professor
InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
DepartmentSOM-MED
Phone303/724-1857

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Dillon SM, Castleman MJ, Frank DN, Austin GL, Gianella S, Cogswell AC, Landay AL, Barker E, Wilson CC. Brief Report: Inflammatory Colonic Innate Lymphoid Cells Are Increased During Untreated HIV-1 Infection and Associated With Markers of Gut Dysbiosis and Mucosal Immune Activation. J Acquir Immune Defic Syndr. 2017 Dec 01; 76(4):431-437. PMID: 28825942.
      View in: PubMed
    2. Austin GL, Weiskopf JR, Czwornog JL. Association of Proton Pump Inhibitor Use With Serum Biomarkers of Inflammation, Insulin Resistance, Cardiovascular Risk, and Renal Function. J Clin Gastroenterol. 2017 Nov 03. PMID: 29099466.
      View in: PubMed
    3. Hankins SC, Brimhall BB, Kankanala V, Austin GL. A low-volume polyethylene glycol solution was associated with an increased suboptimal bowel preparation rate but had similar recommendations for an early repeat colonoscopy, procedure times, and adenoma detection rates. PLoS One. 2017; 12(4):e0176265. PMID: 28448598.
      View in: PubMed
    4. Dillon SM, Kibbie J, Lee EJ, Guo K, Santiago ML, Austin GL, Gianella S, Landay AL, Donovan AM, Frank DN, McCARTER MD, Wilson CC. Low abundance of colonic butyrate-producing bacteria in HIV infection is associated with microbial translocation and immune activation. AIDS. 2017 Feb 20; 31(4):511-521. PMID: 28002063.
      View in: PubMed
    5. Austin GL. Paired editorial: Do sleeve gastrectomy and gastric bypass influence treatment with proton pump inhibitors 4 years postsurgery? A nationwide cohort. Surg Obes Relat Dis. 2017 06; 13(6):960-961. PMID: 28411020.
      View in: PubMed
    6. Mounzer R, Austin GL, Wani S, Brauer BC, Fukami N, Shah RJ. Per-oral video cholangiopancreatoscopy with narrow-band imaging for the evaluation of indeterminate pancreaticobiliary disease. Gastrointest Endosc. 2017 Mar; 85(3):509-517. PMID: 27894928.
      View in: PubMed
    7. Seifert SM, Chen X, Meditz AL, Castillo-Mancilla JR, Gardner EM, Predhomme JA, Clayton C, Austin G, Palmer BE, Zheng JH, Klein B, Kerr BJ, Guida LA, Rower C, Rower JE, Kiser JJ, Bushman LR, MaWhinney S, Anderson PL. Intracellular Tenofovir and Emtricitabine Anabolites in Genital, Rectal, and Blood Compartments from First Dose to Steady State. AIDS Res Hum Retroviruses. 2016 Oct/Nov; 32(10-11):981-991. PMID: 27526873.
      View in: PubMed
    8. Brimhall BB, Hankins SC, Kankanala V, Austin GL. Medicare Under Age 65 and Medicaid Patients Have Poorer Bowel Preparations: Implications for Recommendations for an Early Repeat Colonoscopy. PLoS One. 2016; 11(5):e0155208. PMID: 27187809; PMCID: PMC4871354.
    9. DeLay K, Austin GL, Menard-Katcher P. Anatomic abnormalities are common potential explanations of manometric esophagogastric junction outflow obstruction. Neurogastroenterol Motil. 2016 Aug; 28(8):1166-71. PMID: 26948429.
      View in: PubMed
    10. Samuelson A, Zeligman B, Russ P, Austin GL, Yen R, Shah RJ. Pancreatic Duct Changes in Patients With Chronic Pancreatitis Treated With Polyethylene and Sof-Flex Material Stents: A Blinded Comparison. Pancreas. 2016 Feb; 45(2):281-5. PMID: 26752255.
      View in: PubMed
    11. Jensen-Otsu E, Austin GL. Antidepressant Use is Associated with Increased Energy Intake and Similar Levels of Physical Activity. Nutrients. 2015 Nov 20; 7(11):9662-71. PMID: 26610562; PMCID: PMC4663617.
    12. Czwornog JL, Austin GL. Association of Proton Pump Inhibitor (PPI) Use with Energy Intake, Physical Activity, and Weight Gain. Nutrients. 2015 Oct 19; 7(10):8592-601. PMID: 26492268; PMCID: PMC4632436.
    13. Ward EK, Austin GL. Response to Letter to the Editor Re: Acid suppression medications are associated with suboptimal weight loss after laparoscopic Roux-en-Y gastric bypass in patients older than 40 years. Surg Obes Relat Dis. 2015 Sep-Oct; 11(5):1190-1. PMID: 26645494.
      View in: PubMed
    14. Austin GL, Ward EK. Response to letter to the editor Re: The effect of PPI use on human gut microbiota and weight loss in patients undergoing laparoscopic Roux-en-Y gastric bypass. Obes Surg. 2015 Jun; 25(6):1070. PMID: 25860132.
      View in: PubMed
    15. Dillon SM, Lee EJ, Kotter CV, Austin GL, Gianella S, Siewe B, Smith DM, Landay AL, McManus MC, Robertson CE, Frank DN, McCarter MD, Wilson CC. Gut dendritic cell activation links an altered colonic microbiome to mucosal and systemic T-cell activation in untreated HIV-1 infection. Mucosal Immunol. 2016 Jan; 9(1):24-37. PMID: 25921339; PMCID: PMC4626441.
    16. Jensen-Otsu E, Ward EK, Mitchell B, Schoen JA, Rothchild K, Mitchell NS, Austin GL. The effect of Medicaid status on weight loss, hospital length of stay, and 30-day readmission after laparoscopic Roux-en-Y gastric bypass surgery. Obes Surg. 2015 Feb; 25(2):295-301. PMID: 25022673.
      View in: PubMed
    17. Ward EK, Jensen-Otsu E, Schoen JA, Rothchild K, Mitchell B, Austin GL. Acid suppression medications are associated with suboptimal weight loss after laparoscopic Roux-en-Y gastric bypass in patients older than 40 years. Surg Obes Relat Dis. 2015 May-Jun; 11(3):585-90. PMID: 25553887.
      View in: PubMed
    18. Ward EK, Schuster DP, Stowers KH, Royse AK, Ir D, Robertson CE, Frank DN, Austin GL. The effect of PPI use on human gut microbiota and weight loss in patients undergoing laparoscopic Roux-en-Y gastric bypass. Obes Surg. 2014 Sep; 24(9):1567-71. PMID: 24849914.
      View in: PubMed
    19. Dillon SM, Lee EJ, Kotter CV, Austin GL, Dong Z, Hecht DK, Gianella S, Siewe B, Smith DM, Landay AL, Robertson CE, Frank DN, Wilson CC. An altered intestinal mucosal microbiome in HIV-1 infection is associated with mucosal and systemic immune activation and endotoxemia. Mucosal Immunol. 2014 Jul; 7(4):983-94. PMID: 24399150; PMCID: PMC4062575.
    20. Austin GL, Krueger PM. Increasing the percentage of energy from dietary sugar, fats, and alcohol in adults is associated with increased energy intake but has minimal association with biomarkers of cardiovascular risk. J Nutr. 2013 Oct; 143(10):1651-8. PMID: 23946345.
      View in: PubMed
    21. Czwornog J, Austin GL. Body mass index, age, and gender affect prep quality, sedation use, and procedure time during screening colonoscopy. Dig Dis Sci. 2013 Nov; 58(11):3127-33. PMID: 23812829.
      View in: PubMed
    22. Patel SG, Rastogi A, Austin G, Hall M, Siller BA, Berman K, Yen R, Bansal A, Ahnen DJ, Wani S. Gastroenterology trainees can easily learn histologic characterization of diminutive colorectal polyps with narrow band imaging. Clin Gastroenterol Hepatol. 2013 Aug; 11(8):997-1003.e1. PMID: 23466714.
      View in: PubMed
    23. Austin GL, Fennimore B, Ahnen DJ. Can colonoscopy remain cost-effective for colorectal cancer screening? The impact of practice patterns and the Will Rogers phenomenon on costs. Am J Gastroenterol. 2013 Mar; 108(3):296-301. PMID: 23208273.
      View in: PubMed
    24. Khan AH, Austin GL, Fukami N, Sethi A, Brauer BC, Shah RJ. Cholangiopancreatoscopy and endoscopic ultrasound for indeterminate pancreaticobiliary pathology. Dig Dis Sci. 2013 Apr; 58(4):1110-5. PMID: 23161267.
      View in: PubMed
    25. Goldstein JI, Kominsky DJ, Jacobson N, Bowers B, Regalia K, Austin GL, Yousefi M, Falta MT, Fontenot AP, Gerich ME, Golden-Mason L, Colgan SP. Defective leukocyte GM-CSF receptor (CD116) expression and function in inflammatory bowel disease. Gastroenterology. 2011 Jul; 141(1):208-16. PMID: 21557945; PMCID: PMC3362207.
    26. Austin GL, Ogden LG, Hill JO. Trends in carbohydrate, fat, and protein intakes and association with energy intake in normal-weight, overweight, and obese individuals: 1971-2006. Am J Clin Nutr. 2011 Apr; 93(4):836-43. PMID: 21310830.
      View in: PubMed
    27. Benson AB, Burton JR, Austin GL, Biggins SW, Zimmerman MA, Kam I, Mandell S, Silliman CC, Rosen H, Moss M. Differential effects of plasma and red blood cell transfusions on acute lung injury and infection risk following liver transplantation. Liver Transpl. 2011 Feb; 17(2):149-58. PMID: 21280188; PMCID: PMC3399914.
    28. Austin GL, Goldstein JI, Peters SL, Ahnen DJ. Are colorectal cancer screening recommendations for first-degree relatives of patients with adenomas too aggressive? Clin Gastroenterol Hepatol. 2011 Apr; 9(4):308-13. PMID: 21238609.
      View in: PubMed
    29. Sethi A, Chen YK, Austin GL, Brown WR, Brauer BC, Fukami NN, Khan AH, Shah RJ. ERCP with cholangiopancreatoscopy may be associated with higher rates of complications than ERCP alone: a single-center experience. Gastrointest Endosc. 2011 Feb; 73(2):251-6. PMID: 21106195.
      View in: PubMed
    30. Benson AB, Austin GL, Berg M, McFann KK, Thomas S, Ramirez G, Rosen H, Silliman CC, Moss M. Transfusion-related acute lung injury in ICU patients admitted with gastrointestinal bleeding. Intensive Care Med. 2010 Oct; 36(10):1710-7. PMID: 20658125; PMCID: PMC3727900.
    31. Peters SL, Hasan AG, Jacobson NB, Austin GL. Level of fellowship training increases adenoma detection rates. Clin Gastroenterol Hepatol. 2010 May; 8(5):439-42. PMID: 20117245.
      View in: PubMed
    32. Austin GL, Dalton CB, Hu Y, Morris CB, Hankins J, Weinland SR, Westman EC, Yancy WS, Drossman DA. A very low-carbohydrate diet improves symptoms and quality of life in diarrhea-predominant irritable bowel syndrome. Clin Gastroenterol Hepatol. 2009 Jun; 7(6):706-708.e1. PMID: 19281859; PMCID: PMC2693479.
    33. Austin GL, Galanko JA, Martin CF, Sandler RS. Moderate alcohol consumption protects against colorectal adenomas in smokers. Dig Dis Sci. 2008 Jan; 53(1):116-22. PMID: 17510802; PMCID: PMC2664311.
    34. Steck SE, Chalecki AM, Miller P, Conway J, Austin GL, Hardin JW, Albright CD, Thuillier P. Conjugated linoleic acid supplementation for twelve weeks increases lean body mass in obese humans. J Nutr. 2007 May; 137(5):1188-93. PMID: 17449580.
      View in: PubMed
    35. Austin GL, Herfarth HH, Sandler RS. A critical evaluation of serologic markers for inflammatory bowel disease. Clin Gastroenterol Hepatol. 2007 May; 5(5):545-7. PMID: 17433787.
      View in: PubMed
    36. Austin GL, Adair LS, Galanko JA, Martin CF, Satia JA, Sandler RS. A diet high in fruits and low in meats reduces the risk of colorectal adenomas. J Nutr. 2007 Apr; 137(4):999-1004. PMID: 17374667.
      View in: PubMed
    37. Austin GL, Thiny MT, Westman EC, Yancy WS, Shaheen NJ. A very low-carbohydrate diet improves gastroesophageal reflux and its symptoms. Dig Dis Sci. 2006 Aug; 51(8):1307-12. PMID: 16871438.
      View in: PubMed
    38. Austin GL, Shaheen NJ, Sandler RS. Positive and negative predictive values: use of inflammatory bowel disease serologic markers. Am J Gastroenterol. 2006 Mar; 101(3):413-6. PMID: 16542272.
      View in: PubMed
    39. Austin GL, Sasaki AW, Zaman A, Rabkin JM, Olyaei A, Ruimy R, Orloff SL, Ham J, Rosen HR. Comparative analysis of outcome following liver transplantation in US veterans. Am J Transplant. 2004 May; 4(5):788-95. PMID: 15084176.
      View in: PubMed
    40. Wolfe SW, Austin G, Lorenze M, Swigart CR, Panjabi MM. A biomechanical comparison of different wrist external fixators with and without K-wire augmentation. J Hand Surg Am. 1999 May; 24(3):516-24. PMID: 10357530.
      View in: PubMed
    41. Wolfe SW, Lorenze MD, Austin G, Swigart CR, Panjabi MM. Load-displacement behavior in a distal radial fracture model. The effect of simulated healing on motion. J Bone Joint Surg Am. 1999 Jan; 81(1):53-9. PMID: 9973054.
      View in: PubMed
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