Researcher Profile

Researcher Profile

David Degraff, PhD

David Degraff, PhD

Assistant Professor, Department of Pathology and Laboratory Medicine
Division of Experimental Pathology
Assistant Professor, Department of Surgery
Scientific Program:Next-Generation Therapies

Research Interests

  • Urinary Bladder Neoplasms
  • Neoplasms
  • Prostate
  • Carcinoma
  • Prostatic Neoplasms
  • Proteins
  • Urinary Bladder
  • Androgens
  • Gene Expression
  • Androgen Receptors
  • Transcription Factors
  • Insulin-Like Growth Factor Binding Protein 2

Clinical Trials

Creation of a Clinical and Pathologic Tissue Microarray Registry for Radical Cystectomy Specimens

Recent Publications


Buckwalter, JM, Chan, W, Shuman, L, Wildermuth, T, Ellis-Mohl, J, Walter, V, Warrick, JI, Wu, XR, Kaag, M, Raman, JD & Degraff, DJ 2019, 'Characterization of histone deacetylase expression within in vitro and in vivo bladder cancer model systems', International journal of molecular sciences, vol. 20, no. 10, 2599.
Osei-Amponsa, V, Buckwalter, JM, Shuman, L, Zheng, Z, Yamashita, H, Walter, V, Wildermuth, T, Ellis-Mohl, J, Liu, C, Warrick, JI, Shantz, LM, Feehan, RP, Al-Ahmadie, H, Mendelsohn, C, Raman, JD, Kaestner, KH, Wu, XR & DeGraff, DJ 2020, 'Hypermethylation of FOXA1 and allelic loss of PTEN drive squamous differentiation and promote heterogeneity in bladder cancer', Oncogene, vol. 39, no. 6, pp. 1302-1317.
Yee, CH, Zheng, Z, Shuman, L, Yamashita, H, Warrick, J, Wu, XR, Raman, J & Degraff, D 2019, 'Maintenance of the bladder cancer precursor urothelial hyperplasia requires FOXA1 and persistent expression of oncogenic HRAS', Scientific reports, vol. 9, no. 1, 270.
Zaleski, M, Gogoj, A, Walter, V, Raman, JD, Kaag, M, Merrill, SB, Drabick, J, Joshi, M, Holder, S, DeGraff, DJ & Warrick, JI 2019, 'Mitotic activity in noninvasive papillary urothelial carcinoma: its value in predicting tumor recurrence and comparison with the contemporary 2-tier grading system', Human Pathology, vol. 84, pp. 275-282.
Buj, R, Chen, CW, Dahl, ES, Leon, KE, Kuskovsky, R, Maglakelidze, N, Navaratnarajah, M, Zhang, G, Doan, MT, Jiang, H, Zaleski, M, Kutzler, L, Lacko, H, Lu, Y, Mills, GB, Gowda, R, Robertson, GP, Warrick, JI, Herlyn, M, Imamura, Y, Kimball, SR, DeGraff, DJ, Snyder, NW & Aird, KM 2019, 'Suppression of p16 Induces mTORC1-Mediated Nucleotide Metabolic Reprogramming', Cell Reports, vol. 28, no. 8, pp. 1971-1980.e8.


Warrick, JI, Sjödahl, G, Kaag, M, Raman, JD, Merrill, S, Shuman, L, Chen, G, Walter, V & DeGraff, DJ 2019, 'Intratumoral Heterogeneity of Bladder Cancer by Molecular Subtypes and Histologic Variants [Figure presented]', European Urology, vol. 75, no. 1, pp. 18-22.


Shah, TS, Kaag, MG, Raman, J, Chan, W, Tran, T, Kunchala, S, Shuman, L, Degraff, D, Chen, G & Warrick, J 2017, 'Clinical significance of prominent retraction clefts in invasive urothelial carcinoma', Human Pathology, vol. 61, pp. 90-96.
Warrick, JI, Kaag, M, Raman, JD, Chan, W, Tran, T, Kunchala, S, Shuman, L, DeGraff, D & Chen, G 2017, 'FOXA1 and CK14 as markers of luminal and basal subtypes in histologic variants of bladder cancer and their associated conventional urothelial carcinoma', Virchows Archiv, vol. 471, no. 3, pp. 337-345.
Flaig, TW, Kamat, AM, Hansel, D, Ingersoll, MA, Barton Grossman, H, Mendelsohn, C, Degraff, D, Liao, JC & Taylor, JA 2017, 'Proceedings of the 3rd annual albert institute for bladder cancer research symposium', Bladder Cancer, vol. 3, no. 3, pp. 211-223.


Raman, JD, Warrick, JI, Caruso, C, Yang, Z, Shuman, L, Bruggeman, RD, Shariat, S, Karam, JA, Wood, C, Weizer, AZ, Remzi, M, Haitel, A, Bensalah, K, Rioux-Leclerq, N, Bolenz, C, Roscigno, M, Krabbe, LM, Kapur, P, Lotan, Y, Margulis, V & DeGraff, DJ 2016, 'Altered Expression of the Transcription Factor Forkhead Box A1 (FOXA1) Is Associated With Poor Prognosis in Urothelial Carcinoma of the Upper Urinary Tract', Urology, vol. 94, pp. 314.e1-314.e7.
Warrick, JI, Raman, JD, Kaag, M, Bruggeman, T, Cates, J, Clark, P & DeGraff, DJ 2016, 'Enhancer of zeste homolog 2 (EZH2) expression in bladder cancer', Urologic Oncology: Seminars and Original Investigations, vol. 34, no. 6, pp. 258.e1-258.e6.
Warrick, JI, Walter, V, Yamashita, H, Chung, E, Shuman, L, Amponsa, VO, Zheng, Z, Chan, W, Whitcomb, TL, Yue, F, Iyyanki, T, Kawasawa, YI, Kaag, M, Guo, W, Raman, JD, Park, JS & Degraff, DJ 2016, 'FOXA1, GATA3 and PPARIγ Cooperate to drive luminal subtype in bladder cancer: A molecular analysis of established human cell lines', Scientific reports, vol. 6, 38531.
Vasekar, M, Degraff, D & Joshi, M 2016, 'Immunotherapy in bladder cancer', Current Molecular Pharmacology, vol. 9, no. 3, pp. 242-251.
Grabowska, MM, Kelly, SM, Reese, AL, Cates, JM, Case, TC, Zhang, J, Degraff, DJ, Strand, DW, Miller, NL, Clark, PE, Hayward, SW, Gronostajski, RM, Anderson, PD & Matusik, RJ 2016, 'NFIB regulates transcriptional networks that control the development of prostatic hyperplasia', Endocrinology, vol. 157, no. 3, pp. 1094-1109.
Yamashita, H, Amponsa, VO, Warrick, JI, Zheng, Z, Clark, PE, Raman, JD, Wu, XR, Mendelsohn, C & Degraff, DJ 2017, 'On a FOX hunt: Functions of FOX transcriptional regulators in bladder cancer', Nature Reviews Urology, vol. 14, no. 2, pp. 98-106.

Clinical Trials Search

Children (age < 18 years)
Adults (age >= 18 years)