Research Summary

Dr. Nancy Ascher has devoted her career to organ transplantation and transplant research. She has served on the Presidential Task Force on Organ Transplantation, Surgeon General's Task Force on Increasing Donor Organs and Secretary of Health and Human Services Advisory Committee on Organ Transplantation.

Ascher is a graduate of the University of Michigan, Ann Arbor, where she earned her medical degree. She completed a general surgery residency and clinical transplant fellowship at the University of Minnesota, where she later joined the faculty and became clinical director of the liver transplant program.

Ascher is a fellow of the American College of Surgeons. She is a member of numerous other medical societies, including the American Society of Transplant Surgeons, in which she has served as president.

Research Funding

  • September 30, 1988 - September 29, 1995 - ALLOGRAFT RESPONSE TO LIVER TISSUE , Principal Investigator . Sponsor: NIH, Sponsor Award ID: R01AI028284
  • January 1, 1990 - March 31, 1995 - LIVER TRANSPLANTATION CENTERS , Principal Investigator . Sponsor: NIH/NIDDK, Sponsor Award ID: N01DK002252
  • July 1, 1984 - June 30, 1987 - ORGAN TRANSPLANTS: ANALYSIS OF MIGRATING LYMPHOCYTES , Principal Investigator . Sponsor: NIH, Sponsor Award ID: R23AI021560


Fellowship, 1982 - Transplant Surgery, University of Minnesota
Residency, 1981 - General Surgery, University of Minnesota
1974 - , University of Michigan

Selected Publications

  1. Cron DC, Braun HJ, Ascher NL, Yeh H, Chang DC, Adler JT. Sex-based Disparities in Access to Liver Transplantation for Waitlisted Patients With Model for end-stage Liver Disease Score of 40. Ann Surg. 2023 Jun 27.  View on PubMed
  2. Ascher NL, Roberts JP. Comments on Experience With Establishing a Robotic Donor Hepatectomy Program for Paediatric Liver Transplantation. Transplantation. 2023 Jun 09.  View on PubMed
  3. Knatterud ME, Simmons RL, Payne W, Stock P, Chavers B, Ascher N, Kaufman D, Kirk A, Keshavjee S, Humar A, Ganesh S, Hughes C, Kandaswamy R, Matas AJ. The John S. Najarian symposium: The past, present, and future of surgery and transplantation, May 20, 2022, Minneapolis, MN. Clin Transplant. 2023 03; 37(3):e14877.  View on PubMed
  4. Sawinski D, Lai JC, Pinney S, Gray AL, Jackson AM, Stewart D, Levine DJ, Locke JE, Pomposelli JJ, Hartwig MG, Hall SA, Dadhania DM, Cogswell R, Perez RV, Schold JD, Turgeon NA, Kobashigawa J, Kukreja J, Magee JC, Friedewald J, Gill JS, Loor G, Heimbach JK, Verna EC, Walsh MN, Terrault N, Testa G, Diamond JM, Reese PP, Brown K, Orloff S, Farr MA, Olthoff KM, Siegler M, Ascher N, Feng S, Kaplan B, Pomfret E. Addressing sex-based disparities in solid organ transplantation in the United States - a conference report. Am J Transplant. 2023 03; 23(3):316-325.  View on PubMed
  5. Meier RPH, Kelly Y, Braun H, Maluf D, Freise C, Ascher N, Roberts J, Roll G. Comparison of Biliary Complications Rates After Brain Death, Donation After Circulatory Death, and Living-Donor Liver Transplantation: A Single-Center Cohort Study. Transpl Int. 2022; 35:10855.  View on PubMed
  6. Domínguez-Gil B, Ascher NL, Fadhil RAS, Muller E, Cantarovich M, Ahn C, Berenguer M, Bušic M, Egawa H, Gondolesi GE, Haberal M, Harris D, Hirose R, Ilbawi A, Jha V, López-Fraga M, Andrés Madera S, Najafizadeh K, O'Connell PJ, Rahmel A, Shaheen FAM, Twahir A, Van Assche K, Wang H, Haraldsson B, Chatzixiros E, Delmonico FL. The Reality of Inadequate Patient Care and the Need for a Global Action Framework in Organ Donation and Transplantation. Transplantation. 2022 11 01; 106(11):2111-2117.  View on PubMed
  7. Izzy M, Brown RS, Eguchi S, Hwang S, Matamoros MA, Quintini C, Rajakumar A, Raptis DA, Spiro M, Ascher NL, Working Group. Optimizing pre-donation physiologic evaluation for enhanced recovery after living liver donation - Systematic review and multidisciplinary expert panel recommendations. Clin Transplant. 2022 Oct; 36(10):e14680.  View on PubMed
  8. Abbassi F, Gero D, Muller X, Bueno A, Figiel W, Robin F, Laroche S, Picard B, Shankar S, Ivanics T, van Reeven M, van Leeuwen OB, Braun HJ, Monbaliu D, Breton A, Vachharajani N, Bonaccorsi Riani E, Nowak G, McMillan RR, Abu-Gazala S, Nair A, Bruballa R, Paterno F, Weppler Sears D, Pinna AD, Guarrera JV, de Santibañes E, de Santibañes M, Hernandez-Alejandro R, Olthoff K, Ghobrial RM, Ericzon BG, Ciccarelli O, Chapman WC, Mabrut JY, Pirenne J, Müllhaupt B, Ascher NL, Porte RJ, de Meijer VE, Polak WG, Sapisochin G, Attia M, Soubrane O, Weiss E, Adam RA, Cherqui D, Boudjema K, Zieniewicz K, Jassem W, Dutkowski P, Clavien PA. Novel Benchmark Values for Redo Liver Transplantation: Does the Outcome Justify the Effort? Ann Surg. 2022 11 01; 276(5):860-867.  View on PubMed
  9. Sitta R, Roberts J, Gardner J, Ascher N, Piper M. A novel microsurgical reconstruction technique in a living-related liver donor hepatic artery dissection using the native hepatic artery. Am J Transplant. 2022 10; 22(10):2467-2469.  View on PubMed
  10. Zarinsefat A, Gulati A, Shui A, Braun H, Rogers R, Hirose R, Ascher N, Stock P. Long-term Outcomes Following Kidney and Liver Transplant in Recipients With HIV. JAMA Surg. 2022 03 01; 157(3):240-247.  View on PubMed
  11. Braun HJ, Amara D, Shui AM, Stock PG, Hirose R, Delmonico FL, Ascher NL. International Travel for Liver Transplantation: A Comprehensive Assessment of the Impact on the United States Transplant System. Transplantation. 2022 02 01; 106(2):e141-e152.  View on PubMed
  12. Meier RPH, Kelly Y, Yamaguchi S, Braun HJ, Lunow-Luke T, Adelmann D, Niemann C, Maluf DG, Dietch ZC, Stock PG, Kang SM, Feng S, Posselt AM, Gardner JM, Syed SM, Hirose R, Freise CE, Ascher NL, Roberts JP, Roll GR. Advantages and Limitations of Clinical Scores for Donation After Circulatory Death Liver Transplantation. Front Surg. 2021; 8:808733.  View on PubMed
  13. Braun HJ, Mello A, Kothari R, Ku E, Yilma M, Tavakol M, Zhang L, Niemann CU, Ascher NL, Adelmann D. Expedited evaluation for liver transplantation: A critical look at processes and outcomes. Clin Transplant. 2022 03; 36(3):e14539.  View on PubMed
  14. Braun HJ, Ascher NL. Travel for Transplantation: A Review of Domestic and International Travel for Liver Transplantation in the United States. Clin Liver Dis (Hoboken). 2021 Dec; 18(6):292-296.  View on PubMed
  15. Greenberg AL, Collins CR, Rosser ML, Ascher NL, O'Sullivan PS, Reilly LM, Lebares CC. Surgical Trainee Well-Being: A Synergy of Individual and System-Level Interventions. Acad Med. 2021 11 01; 96(11S):S184-S185.  View on PubMed
  16. Domínguez-Gil B, Ascher N, Capron AM, Gardiner D, Manara AR, Bernat JL, Miñambres E, Singh JM, Porte RJ, Markmann JF, Dhital K, Ledoux D, Fondevila C, Hosgood S, Van Raemdonck D, Keshavjee S, Dubois J, McGee A, Henderson GV, Glazier AK, Tullius SG, Shemie SD, Delmonico FL. Correction to: Expanding controlled donation after the circulatory determination of death: statement from an international collaborative. Intensive Care Med. 2021 Sep; 47(9):1059-1060.  View on PubMed
  17. Kim Y, Ahmed E, Ascher N, Danguilan R, Hooi LS, Hustrini NM, Kim YH, Kute V, Rosete-Liquete RMO, Ma M, Mannon RB, Nakagawa Y, Od-Erdne L, Ramesh V, Rashid HU, Thangaraju S, Thwin KT, Vathsala A, West L, Win KK, Ahn C, Wong G. Meeting Report: First State of the Art Meeting on Gender Disparity in Kidney Transplantation in the Asia-Pacific. Transplantation. 2021 09 01; 105(9):1888-1891.  View on PubMed
  18. Adelmann D, Khorashadi M, Zhou G, Kinjo S, Braun HJ, Ascher NL, Braehler MR. "The use of bilateral continuous erector spinae plane blocks for postoperative analgesia after right-sided living donor hepatectomy: A feasibility study". Clin Transplant. 2021 09; 35(9):e14413.  View on PubMed
  19. Braun HJ, Grab JD, Dodge JL, Syed SM, Roll GR, Schwab MP, Liu IH, Glencer AC, Freise CE, Roberts JP, Ascher NL. Retransplantation After Living Donor Liver Transplantation: Data from the Adult to Adult Living Donor Liver Transplantation Study. Transplantation. 2021 06 01; 105(6):1297-1302.  View on PubMed
  20. Locke JE, Shelton B, Orandi B, Olthoff K, Pomfret E, Forde KA, Sawinski D, Gray M, Ascher N. Obesity is a risk factor for progression to kidney transplant waitlisting after liver transplantation. Clin Transplant. 2021 07; 35(7):e14317.  View on PubMed

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