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. Chadha R, Sakai T, Rajakumar A, Shingina A, Yoon U, Patel D, Spiro M, Bhangui P, Sun LY, Humar A, Bezinover D, Findlay J, Saigal S, Singh S, Yi NJ, Rodriguez-Davalos M, Kumar L, Kumaran V, Agarwal S, Berlakovich G, Egawa H, Lerut J, Clemens Broering D, Berenguer M, Cattral M, Clavien PA, Chen CL, Shah S, Zhu ZJ, Ascher N, Bhangui P, Rammohan A, Emond J, Rela M. Anesthesia and Critical Care for the Prediction and Prevention for Small-for-size Syndrome: Guidelines from the ILTS-iLDLT-LTSI Consensus Conference. Transplantation. 2023 Oct 01; 107(10):2216-2225.  View on PubMed
  2. Kirchner VA, Shankar S, Victor DW, Tanaka T, Goldaracena N, Troisi RI, Olthoff KM, Kim JM, Pomfret EA, Heaton N, Polak WG, Shukla A, Mohanka R, Balci D, Ghobrial M, Gupta S, Maluf D, Fung JJ, Eguchi S, Roberts J, Eghtesad B, Selzner M, Prasad R, Kasahara M, Egawa H, Lerut J, Broering D, Berenguer M, Cattral MS, Clavien PA, Chen CL, Shah SR, Zhu ZJ, Ascher N, Ikegami T, Bhangui P, Rammohan A, Emond JC, Rela M. Management of Established Small-for-size Syndrome in Post Living Donor Liver Transplantation: Medical, Radiological, and Surgical Interventions: Guidelines From the ILTS-iLDLT-LTSI Consensus Conference. Transplantation. 2023 Oct 01; 107(10):2238-2246.  View on PubMed
  3. Kow AWC, Liu J, Patel MS, De Martin E, Reddy MS, Soejima Y, Syn N, Watt K, Xia Q, Saraf N, Kamel R, Nasralla D, McKenna G, Srinvasan P, Elsabbagh AM, Pamecha V, Palaniappan K, Mas V, Tokat Y, Asthana S, Cherukuru R, Egawa H, Lerut J, Broering D, Berenguer M, Cattral M, Clavien PA, Chen CL, Shah S, Zhu ZJ, Emond J, Ascher N, Rammohan A, Bhangui P, Rela M, Kim DS, Ikegami T, ILTS-iLDLT-LTSI SFSS Working Group. Post Living Donor Liver Transplantation Small-for-size Syndrome: Definitions, Timelines, Biochemical, and Clinical Factors for Diagnosis: Guidelines From the ILTS-iLDLT-LTSI Consensus Conference. Transplantation. 2023 Oct 01; 107(10):2226-2237.  View on PubMed
  4. Meier RPH, Nunez M, Syed SM, Feng S, Tavakol M, Freise CE, Roberts JP, Ascher NL, Hirose R, Roll GR. DCD liver transplant in patients with a MELD over 35. Front Immunol. 2023; 14:1246867.  View on PubMed
  5. Hakeem AR, Mathew JS, Aunés CV, Mazzola A, Alconchel F, Yoon YI, Testa G, Selzner N, Sarin SK, Lee KW, Soin A, Pomposelli J, Menon K, Goyal N, Kota V, Abu-Gazala S, Rodriguez-Davalos M, Rajalingam R, Kapoor D, Durand F, Kamath P, Jothimani D, Sudhindran S, Vij V, Yoshizumi T, Egawa H, Lerut J, Broering D, Berenguer M, Cattral M, Clavien PA, Chen CL, Shah S, Zhu ZJ, Ascher N, Bhangui P, Rammohan A, Emond J, Rela M. Preventing Small-for-size Syndrome in Living Donor Liver Transplantation: Guidelines From the ILTS-iLDLT-LTSI Consensus Conference. Transplantation. 2023 Aug 28.  View on PubMed
  6. Ascher NL, Delmonico FL. Organ Donation and Transplantation in China. Transplantation. 2023 09 01; 107(9):1880-1882.  View on PubMed
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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

Go to UCSF Profiles, powered by CTSI