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Andrew Posselt, MD

TitleProfessor
InstitutionUniversity of California San Francisco
DepartmentSurgery
Address505 Parnassus Avenue
San Francisco CA 94117
Phone415-514-5606
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    Collapse Biography 
    Collapse Education and Training
    University of California, San FranciscoResidency Internal Medicine
    University of PennsylvaniaM.D.1993School of Medicine

    Collapse Research 
    Collapse Research Activities and Funding
    Treatment of Type I Diabetes by Islet Transplantation into the Gastric Submucosa
    NIH/NIDDK R01DK098581May 1, 2014 - Apr 30, 2019
    Role: Principal Investigator
    "Advancing Islet Transplant for Type 1 Diabetes Care"
    NIH/NIDDK U01DK085531Sep 30, 2009 - Jul 31, 2013
    Role: Principal Investigator
    Effect of Obesity on Long-Term Clinical Outcomes after Kidney Donation
    NIH/NIDDK R21DK078702Sep 21, 2009 - Jun 30, 2012
    Role: Principal Investigator

    Collapse ORNG Applications 
    Collapse Clinical Trials
    Collapse Global Health
    Collapse Websites
    Collapse Featured Videos

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Kelly AC, Smith KE, Purvis WG, Min CG, Weber CS, Cooksey AM, Hasilo C, Paraskevas S, Suszynski TM, Weegman BP, Anderson MJ, Camacho LE, Harland RC, Loudovaris T, Jandova J, Molano DS, Price ND, Georgiev IG, Scott WE, Manas D, Shaw J, O'Gorman D, Kin T, McCarthy FM, Szot GL, Posselt AM, Stock PG, Karatzas T, Shapiro WJ, Lynch RM, Limesand SW, Papas KK. Oxygen Perfusion (Persufflation) of Human Pancreata Enhances Insulin Secretion and Attenuates Islet Proinflammatory Signaling. Transplantation. 2018 Aug 08. PMID: 30095738.
      View in: PubMed
    2. Schafer AL, Kazakia GJ, Vittinghoff E, Stewart L, Rogers SJ, Kim TY, Carter JT, Posselt AM, Pasco C, Shoback DM, Black DM. Effects of Gastric Bypass Surgery on Bone Mass and Microarchitecture Occur Early and Particularly Impact Postmenopausal Women. J Bone Miner Res. 2017 Dec 27. PMID: 29281126.
      View in: PubMed
    3. Kim TY, Schwartz AV, Li X, Xu K, Black DM, Petrenko DM, Stewart L, Rogers SJ, Posselt AM, Carter JT, Shoback DM, Schafer AL. Bone Marrow Fat Changes After Gastric Bypass Surgery Are Associated With Loss of Bone Mass. J Bone Miner Res. 2017 Nov; 32(11):2239-2247. PMID: 28791737.
      View in: PubMed
    4. Ricordi C, Goldstein JS, Balamurugan AN, Szot GL, Kin T, Liu C, Czarniecki CW, Barbaro B, Bridges ND, Cano J, Clarke WR, Eggerman TL, Hunsicker LG, Kaufman DB, Khan A, Lafontant DE, Linetsky E, Luo X, Markmann JF, Naji A, Korsgren O, Oberholzer J, Turgeon NA, Brandhorst D, Friberg AS, Lei J, Wang LJ, Wilhelm JJ, Willits J, Zhang X, Hering BJ, Posselt AM, Stock PG, Shapiro AMJ. Erratum. National Institutes of Health-Sponsored Clinical Islet Transplantation Consortium Phase 3 Trial: Manufacture of a Complex Cellular Product at Eight Processing Facilities. Diabetes 2016;65:3418-3428. Diabetes. 2017 09; 66(9):2531. PMID: 28663189.
      View in: PubMed
    5. Song S, Blaha C, Moses W, Park J, Wright N, Groszek J, Fissell W, Vartanian S, Posselt AM, Roy S. Correction: An intravascular bioartificial pancreas device (iBAP) with silicon nanopore membranes (SNM) for islet encapsulation under convective mass transport. Lab Chip. 2017 06 27; 17(13):2334. PMID: 28598484.
      View in: PubMed
    6. Song S, Blaha C, Moses W, Park J, Wright N, Groszek J, Fissell W, Vartanian S, Posselt AM, Roy S. An intravascular bioartificial pancreas device (iBAP) with silicon nanopore membranes (SNM) for islet encapsulation under convective mass transport. Lab Chip. 2017 05 16; 17(10):1778-1792. PMID: 28426078.
      View in: PubMed
    7. Song S, Yeung R, Park J, Posselt AM, Desai TA, Tang Q, Roy S. Glucose-Stimulated Insulin Response of Silicon Nanopore-Immunoprotected Islets under Convective Transport. ACS Biomater Sci Eng. 2017 Jun 12; 3(6):1051-1061. PMID: 29250596.
      View in: PubMed
    8. Yamanaga S, Posselt AM, Freise CE, Kobayashi T, Tavakol M, Kang SM. A Single Perioperative Injection of Dexamethasone Decreases Nausea, Vomiting, and Pain after Laparoscopic Donor Nephrectomy. J Transplant. 2017; 2017:3518103. PMID: 28210502.
      View in: PubMed
    9. Ricordi C, Goldstein JS, Balamurugan AN, Szot GL, Kin T, Liu C, Czarniecki CW, Barbaro B, Bridges ND, Cano J, Clarke WR, Eggerman TL, Hunsicker LG, Kaufman DB, Khan A, Lafontant DE, Linetsky E, Luo X, Markmann JF, Naji A, Korsgren O, Oberholzer J, Turgeon NA, Brandhorst D, Chen X, Friberg AS, Lei J, Wang LJ, Wilhelm JJ, Willits J, Zhang X, Hering BJ, Posselt AM, Stock PG, Shapiro AM, Chen X. National Institutes of Health-Sponsored Clinical Islet Transplantation Consortium Phase 3 Trial: Manufacture of a Complex Cellular Product at Eight Processing Facilities. Diabetes. 2016 11; 65(11):3418-3428. PMID: 27465220.
      View in: PubMed
    10. Kasiske BL, Kumar R, Kimmel PL, Pesavento TE, Kalil RS, Kraus ES, Rabb H, Posselt AM, Anderson-Haag TL, Steffes MW, Israni AK, Snyder JJ, Singh RJ, Weir MR. Abnormalities in biomarkers of mineral and bone metabolism in kidney donors. Kidney Int. 2016 10; 90(4):861-8. PMID: 27370408.
      View in: PubMed
    11. Hering BJ, Clarke WR, Bridges ND, Eggerman TL, Alejandro R, Bellin MD, Chaloner K, Czarniecki CW, Goldstein JS, Hunsicker LG, Kaufman DB, Korsgren O, Larsen CP, Luo X, Markmann JF, Naji A, Oberholzer J, Posselt AM, Rickels MR, Ricordi C, Robien MA, Senior PA, Shapiro AM, Stock PG, Turgeon NA. Phase 3 Trial of Transplantation of Human Islets in Type 1 Diabetes Complicated by Severe Hypoglycemia. Diabetes Care. 2016 07; 39(7):1230-40. PMID: 27208344.
      View in: PubMed
    12. Song S, Faleo G, Yeung R, Kant R, Posselt AM, Desai TA, Tang Q, Roy S. Silicon nanopore membrane (SNM) for islet encapsulation and immunoisolation under convective transport. Sci Rep. 2016 Mar 24; 6:23679. PMID: 27009429.
      View in: PubMed
    13. Wang LJ, Kin T, O'Gorman D, Shapiro AMJ, Naziruddin B, Takita M, Levy MF, Posselt AM, Szot GL, Savari O, Barbaro B, McGarrigle J, Yeh CC, Oberholzer J, Lei J, Chen T, Lian M, Markmann JF, Alvarez A, Linetsky E, Ricordi C, Balamurugan AN, Loganathan G, Wilhelm JJ, Hering BJ, Bottino R, Trucco M, Liu C, Min Z, Li Y, Naji A, Fernandez LA, Ziemelis M, Danobeitia JS, Millis JM, Witkowski P. A Multicenter Study: North American Islet Donor Score in Donor Pancreas Selection for Human Islet Isolation for Transplantation. Cell Transplant. 2016; 25(8):1515-1523. PMID: 26922947.
      View in: PubMed
    14. Kaplan JA, Schecter SC, Rogers SJ, Lin MYC, Posselt AM, Carter JT. Expanded indications for bariatric surgery: should patients on chronic steroids be offered bariatric procedures? Surg Obes Relat Dis. 2017 Jan; 13(1):35-40. PMID: 26823088.
      View in: PubMed
    15. Schafer AL, Weaver CM, Black DM, Wheeler AL, Chang H, Szefc GV, Stewart L, Rogers SJ, Carter JT, Posselt AM, Shoback DM, Sellmeyer DE. Intestinal Calcium Absorption Decreases Dramatically After Gastric Bypass Surgery Despite Optimization of Vitamin D Status. J Bone Miner Res. 2015 Aug; 30(8):1377-85. PMID: 25640580; PMCID: PMC4593653.
    16. Tai DS, Shen N, Szot GL, Posselt A, Feduska NJ, Habashy A, Clerkin B, Core E, Busuttil RW, Hines OJ, Reber HA, Lipshutz GS. Autologous islet transplantation with remote islet isolation after pancreas resection for chronic pancreatitis. JAMA Surg. 2015 Feb; 150(2):118-24. PMID: 25494212.
      View in: PubMed
    17. Ahearn AJ, Parekh JR, Posselt AM. Islet transplantation for Type 1 diabetes: where are we now? Expert Rev Clin Immunol. 2015 Jan; 11(1):59-68. PMID: 25454816.
      View in: PubMed
    18. Carter J, Elliott S, Kaplan J, Lin M, Posselt A, Rogers S. Predictors of hospital stay following laparoscopic gastric bypass: analysis of 9,593 patients from the National Surgical Quality Improvement Program. Surg Obes Relat Dis. 2015 Mar-Apr; 11(2):288-94. PMID: 25443054.
      View in: PubMed
    19. Lin MY, Tavakol MM, Sarin A, Amirkiai SM, Rogers SJ, Carter JT, Posselt AM. Laparoscopic sleeve gastrectomy is safe and efficacious for pretransplant candidates. Surg Obes Relat Dis. 2013 Sep-Oct; 9(5):653-8. PMID: 23701857.
      View in: PubMed
    20. Barton FB, Rickels MR, Alejandro R, Hering BJ, Wease S, Naziruddin B, Oberholzer J, Odorico JS, Garfinkel MR, Levy M, Pattou F, Berney T, Secchi A, Messinger S, Senior PA, Maffi P, Posselt A, Stock PG, Kaufman DB, Luo X, Kandeel F, Cagliero E, Turgeon NA, Witkowski P, Naji A, O'Connell PJ, Greenbaum C, Kudva YC, Brayman KL, Aull MJ, Larsen C, Kay TW, Fernandez LA, Vantyghem MC, Bellin M, Shapiro AM. Improvement in outcomes of clinical islet transplantation: 1999-2010. Diabetes Care. 2012 Jul; 35(7):1436-45. PMID: 22723582; PMCID: PMC3379615.
    21. Lin MY, Tavakol MM, Sarin A, Amirkiai SM, Rogers SJ, Carter JT, Posselt AM. Safety and feasibility of sleeve gastrectomy in morbidly obese patients following liver transplantation. Surg Endosc. 2013 Jan; 27(1):81-5. PMID: 22752278.
      View in: PubMed
    22. Berney T, Korsgren O, Posselt A, Pileggi A. Islet Transplantation & ß-Cell Replacement Therapies for Diabetes. J Transplant. 2011; 2011:157840. PMID: 22645664; PMCID: PMC3356702.
    23. Ahearn AJ, Posselt AM, Kang SM, Roberts JP, Freise CE. Experience with laparoscopic donor nephrectomy among more than 1000 cases: low complication rates, despite more challenging cases. Arch Surg. 2011 Jul; 146(7):859-64. PMID: 21768434.
      View in: PubMed
    24. Rabl C, Peeva S, Prado K, James AW, Rogers SJ, Posselt A, Campos GM. Early and late abdominal bleeding after Roux-en-Y gastric bypass: sources and tailored therapeutic strategies. Obes Surg. 2011 Apr; 21(4):413-20. PMID: 21240659.
      View in: PubMed
    25. Posselt AM, Szot GL, Frassetto LA, Masharani U, Tavakol M, Amin R, McElroy J, Ramos MD, Kerlan RK, Fong L, Vincenti F, Bluestone JA, Stock PG. Islet transplantation in type 1 diabetic patients using calcineurin inhibitor-free immunosuppressive protocols based on T-cell adhesion or costimulation blockade. Transplantation. 2010 Dec 27; 90(12):1595-601. PMID: 20978464; PMCID: PMC4296579.
    26. Posselt AM, Szot GL, Frassetto LA, Masharani U, Stock PG. Clinical islet transplantation at the University of California, San Francisco. Clin Transpl. 2010; 235-43. PMID: 21698834.
      View in: PubMed
    27. Szot GL, Lee MR, Tavakol MM, Lang J, Dekovic F, Kerlan RK, Stock PG, Posselt AM. Successful clinical islet isolation using a GMP-manufactured collagenase and neutral protease. Transplantation. 2009 Sep 27; 88(6):753-6. PMID: 19920770; PMCID: PMC2782539.
    28. James AW, Rabl C, Westphalen AC, Fogarty PF, Posselt AM, Campos GM. Portomesenteric venous thrombosis after laparoscopic surgery: a systematic literature review. Arch Surg. 2009 Jun; 144(6):520-6. PMID: 19528384.
      View in: PubMed
    29. Tavakol MM, Vincenti FG, Assadi H, Frederick MJ, Tomlanovich SJ, Roberts JP, Posselt AM. Long-term renal function and cardiovascular disease risk in obese kidney donors. Clin J Am Soc Nephrol. 2009 Jul; 4(7):1230-8. PMID: 19443625; PMCID: PMC2709512.
    30. Campos GM, Rabl C, Mulligan K, Posselt A, Rogers SJ, Westphalen AC, Lin F, Vittinghoff E. Factors associated with weight loss after gastric bypass. Arch Surg. 2008 Sep; 143(9):877-883; discussion 884. PMID: 18794426; PMCID: PMC2747804.
    31. Campos GM, Bambha K, Vittinghoff E, Rabl C, Posselt AM, Ciovica R, Tiwari U, Ferrel L, Pabst M, Bass NM, Merriman RB. A clinical scoring system for predicting nonalcoholic steatohepatitis in morbidly obese patients. Hepatology. 2008 Jun; 47(6):1916-23. PMID: 18433022.
      View in: PubMed
    32. Takata MC, Campos GM, Ciovica R, Rabl C, Rogers SJ, Cello JP, Ascher NL, Posselt AM. Laparoscopic bariatric surgery improves candidacy in morbidly obese patients awaiting transplantation. Surg Obes Relat Dis. 2008 Mar-Apr; 4(2):159-64; discussion 164-5. PMID: 18294923.
      View in: PubMed
    33. Ciovica R, Takata M, Vittinghoff E, Lin F, Posselt AM, Rabl C, Stein HJ, Campos GM. The impact of roux limb length on weight loss after gastric bypass. Obes Surg. 2008 Jan; 18(1):5-10. PMID: 18064526.
      View in: PubMed
    34. Mahanty HD, Posselt AM, Lipshutz GS, Schneider DB, Freise CE. Catheter-directed therapy for DVT after pancreas transplantation. Clin Transplant. 2007 Nov-Dec; 21(6):748-54. PMID: 17988269.
      View in: PubMed
    35. Campos GM, Ciovica R, Rogers SJ, Posselt AM, Vittinghoff E, Takata M, Cello JP. Spectrum and risk factors of complications after gastric bypass. Arch Surg. 2007 Oct; 142(10):969-75; discussion 976. PMID: 17938311.
      View in: PubMed
    36. Takata MC, Ciovica R, Cello JP, Posselt AM, Rogers SJ, Campos GM. Predictors, treatment, and outcomes of gastrojejunostomy stricture after gastric bypass for morbid obesity. Obes Surg. 2007 Jul; 17(7):878-84. PMID: 17894145.
      View in: PubMed
    37. Sipe WE, Su M, Posselt A, Kim GE, Quiros JA, Rosenthal P. Propylthiouracil-associated liver failure presenting as probable autoimmune hepatitis in a child with Graves' disease. Pediatr Transplant. 2006 Jun; 10(4):525-8. PMID: 16712616.
      View in: PubMed
    38. Melcher ML, Carter JT, Posselt A, Duh QY, Stoller M, Freise CE, Kang SM. More than 500 consecutive laparoscopic donor nephrectomies without conversion or repeated surgery. Arch Surg. 2005 Sep; 140(9):835-9; discussion 839-40. PMID: 16172291.
      View in: PubMed
    39. Carter JT, Freise CE, McTaggart RA, Mahanty HD, Kang SM, Chan SH, Feng S, Roberts JP, Posselt AM. Laparoscopic procurement of kidneys with multiple renal arteries is associated with increased ureteral complications in the recipient. Am J Transplant. 2005 Jun; 5(6):1312-8. PMID: 15888035.
      View in: PubMed
    40. Lipshutz GS, Mahanty H, Feng S, Hirose R, Stock PG, Kang SM, Posselt AM, Freise CE. BKV in simultaneous pancreas-kidney transplant recipients: a leading cause of renal graft loss in first 2 years post-transplant. Am J Transplant. 2005 Feb; 5(2):366-73. PMID: 15643997.
      View in: PubMed
    41. Posselt AM, Mahanty H, Kang SM, Stoller ML, Meng MV, Roberts JP, Freise CE. Laparoscopic right donor nephrectomy: a large single-center experience. Transplantation. 2004 Dec 15; 78(11):1665-9. PMID: 15591957.
      View in: PubMed
    42. Brennan TV, Lipshutz GS, Posselt AM, Horn JK. Congenital cleft spleen with CT scan appearance of high-grade splenic laceration after blunt abdominal trauma. J Emerg Med. 2003 Aug; 25(2):139-42. PMID: 12901998.
      View in: PubMed
    43. Posselt AM, Vincenti F, Bedolli M, Lantz M, Roberts JP, Hirose R. CD69 expression on peripheral CD8 T cells correlates with acute rejection in renal transplant recipients. Transplantation. 2003 Jul 15; 76(1):190-5. PMID: 12865808.
      View in: PubMed