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James Grenert, MD, PhD

Title(s)Professor, Pathology
SchoolSchool of Medicine
Phone415-502-3252
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    MayoM.D.2000School of Medicine

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    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. Sirohi D, Devine P, Grenert JP, van Ziffle J, Simko JP, Stohr BA. TP53 structural variants in metastatic prostatic carcinoma. PLoS One. 2019; 14(6):e0218618. PMID: 31216325.
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    2. Ferris SP, Velazquez Vega J, Aboian M, Lee JC, Van Ziffle J, Onodera C, Grenert JP, Saunders T, Chen YY, Banerjee A, Kline CN, Gupta N, Raffel C, Samuel D, Ruiz-Diaz I, Magaki S, Wilson D, Neltner J, Al-Hajri Z, Phillips JJ, Pekmezci M, Bollen AW, Tihan T, Schniederjan M, Cha S, Perry A, Solomon DA. High-grade neuroepithelial tumor with BCOR exon 15 internal tandem duplication-a comprehensive clinical, radiographic, pathologic, and genomic analysis. Brain Pathol. 2019 May 18. PMID: 31104347.
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    3. Lee JC, Villanueva-Meyer JE, Ferris SP, Sloan EA, Hofmann JW, Hattab EM, Williams BJ, Guo H, Torkildson J, Florez A, Van Ziffle J, Onodera C, Grenert JP, Cho SJ, Horvai AE, Jones DTW, Pfister SM, Koelsche C, von Deimling A, Korshunov A, Perry A, Solomon DA. Primary intracranial sarcomas with DICER1 mutation often contain prominent eosinophilic cytoplasmic globules and can occur in the setting of neurofibromatosis type 1. Acta Neuropathol. 2019 Mar; 137(3):521-525. PMID: 30649606.
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    4. Phillips JJ, Gong H, Chen K, Joseph NM, van Ziffle J, Bastian BC, Grenert JP, Kline CN, Mueller S, Banerjee A, Nicolaides T, Gupta N, Berger MS, Lee HS, Pekmezci M, Tihan T, Bollen AW, Perry A, Shieh JTC, Solomon DA. The genetic landscape of anaplastic pleomorphic xanthoastrocytoma. Brain Pathol. 2019 01; 29(1):85-96. PMID: 30051528.
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    5. Lee J, Putnam AR, Chesier SH, Banerjee A, Raffel C, Van Ziffle J, Onodera C, Grenert JP, Bastian BC, Perry A, Solomon DA. Oligodendrogliomas, IDH-mutant and 1p/19q-codeleted, arising during teenage years often lack TERT promoter mutation that is typical of their adult counterparts. Acta Neuropathol Commun. 2018 09 19; 6(1):95. PMID: 30231927.
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    6. López GY, Van Ziffle J, Onodera C, Grenert JP, Yeh I, Bastian BC, Clarke J, Oberheim Bush NA, Taylor J, Chang S, Butowski N, Banerjee A, Mueller S, Kline C, Torkildson J, Samuel D, Siongco A, Raffel C, Gupta N, Kunwar S, Mummaneni P, Aghi M, Theodosopoulos P, Berger M, Phillips JJ, Pekmezci M, Tihan T, Bollen AW, Perry A, Solomon DA. The genetic landscape of gliomas arising after therapeutic radiation. Acta Neuropathol. 2019 Jan; 137(1):139-150. PMID: 30196423.
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    7. Stevers M, Rabban JT, Garg K, Van Ziffle J, Onodera C, Grenert JP, Yeh I, Bastian BC, Zaloudek C, Solomon DA. Well-differentiated papillary mesothelioma of the peritoneum is genetically defined by mutually exclusive mutations in TRAF7 and CDC42. Mod Pathol. 2019 Jan; 32(1):88-99. PMID: 30171198.
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    8. Solomon DA, Korshunov A, Sill M, Jones DTW, Kool M, Pfister SM, Fan X, Bannykh S, Hu J, Danielpour M, Li R, Johnston J, Cham E, Cooney T, Sun PP, Oberheim Bush NA, McDermott M, Van Ziffle J, Onodera C, Grenert JP, Bastian BC, Villanueva-Meyer JE, Pekmezci M, Bollen AW, Perry A. Myxoid glioneuronal tumor of the septum pellucidum and lateral ventricle is defined by a recurrent PDGFRA p.K385 mutation and DNT-like methylation profile. Acta Neuropathol. 2018 Aug; 136(2):339-343. PMID: 30006677.
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    9. Pekmezci M, Villanueva-Meyer JE, Goode B, Van Ziffle J, Onodera C, Grenert JP, Bastian BC, Chamyan G, Maher OM, Khatib Z, Kleinschmidt-DeMasters BK, Samuel D, Mueller S, Banerjee A, Clarke JL, Cooney T, Torkildson J, Gupta N, Theodosopoulos P, Chang EF, Berger M, Bollen AW, Perry A, Tihan T, Solomon DA. The genetic landscape of ganglioglioma. Acta Neuropathol Commun. 2018 06 07; 6(1):47. PMID: 29880043.
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    10. Sirohi D, Vaske C, Sanborn Z, Smith SC, Don MD, Lindsey KG, Federman S, Vankalakunti M, Koo J, Bose S, Peralta-Venturina M, Ziffle JV, Grenert JP, Miller S, Chiu C, Amin MB, Simko JP, Stohr BA, Luthringer DJ. Polyoma virus-associated carcinomas of the urologic tract: a clinicopathologic and molecular study. Mod Pathol. 2018 09; 31(9):1429-1441. PMID: 29765141.
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    11. Yan Z, Grenert JP, Joseph NM, Ren C, Chen X, Shafizadeh N, Kakar S. Hepatic angiomyolipoma: mutation analysis and immunohistochemical pitfalls in diagnosis. Histopathology. 2018 Jul; 73(1):101-108. PMID: 29512829.
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    12. Wen KW, Grenert JP, Joseph NM, Shafizadeh N, Huang A, Hosseini M, Kakar S. Genomic profile of appendiceal goblet cell carcinoid is distinct compared to appendiceal neuroendocrine tumor and conventional adenocarcinoma. Hum Pathol. 2018 07; 77:166-174. PMID: 29634977.
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    13. Primus FE, Young DM, Grenert JP, Harris HW. Silver microparticles plus fibrin tissue sealant prevents incisional hernias in rats. J Surg Res. 2018 07; 227:130-136. PMID: 29804844.
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    14. Goode B, Mondal G, Hyun M, Ruiz DG, Lin YH, Van Ziffle J, Joseph NM, Onodera C, Talevich E, Grenert JP, Hewedi IH, Snuderl M, Brat DJ, Kleinschmidt-DeMasters BK, Rodriguez FJ, Louis DN, Yong WH, Lopes MB, Rosenblum MK, Butowski N, Tihan T, Bollen AW, Phillips JJ, Wiita AP, Yeh I, Jacobson MP, Bastian BC, Perry A, Solomon DA. A recurrent kinase domain mutation in PRKCA defines chordoid glioma of the third ventricle. Nat Commun. 2018 02 23; 9(1):810. PMID: 29476136.
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    15. Iorgulescu JB, Van Ziffle J, Stevers M, Grenert JP, Bastian BC, Chavez L, Stichel D, Buchhalter I, Samuel D, Nicolaides T, Banerjee A, Mueller S, Gupta N, Tihan T, Bollen AW, Northcott PA, Kool M, Pfister S, Korshunov A, Perry A, Solomon DA. Deep sequencing of WNT-activated medulloblastomas reveals secondary SHH pathway activation. Acta Neuropathol. 2018 04; 135(4):635-638. PMID: 29435664.
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    16. Goode B, Joseph NM, Stevers M, Van Ziffle J, Onodera C, Talevich E, Grenert JP, Yeh I, Bastian BC, Phillips JJ, Garg K, Rabban JT, Zaloudek C, Solomon DA. Adenomatoid tumors of the male and female genital tract are defined by TRAF7 mutations that drive aberrant NF-kB pathway activation. Mod Pathol. 2018 04; 31(4):660-673. PMID: 29148537.
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    17. Sirohi D, Garg K, Simko JP, Grenert JP. Renal NUT carcinoma: a case report. Histopathology. 2018 02; 72(3):528-530. PMID: 28837236.
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    18. Chan E, Bollen AW, Sirohi D, Van Ziffle J, Grenert JP, Kline CN, Tihan T, Perry A, Gupta N, Solomon DA. Angiocentric glioma with MYB-QKI fusion located in the brainstem, rather than cerebral cortex. Acta Neuropathol. 2017 Oct; 134(4):671-673. PMID: 28776091.
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    19. Foley N, Van Ziffle J, Yu J, Qi Z, Grenert JP, Yeh I, Bastian B, Kogan S, Mannis GN. Acute myeloid leukemia with t(14;21) involving RUNX1 and SYNE2: A novel favorable-risk translocation? Cancer Genet. 2017 Oct; 216-217:74-78. PMID: 29025598.
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    20. Can NT, Grenert JP, Vohra P. Concomitant Epstein-Barr Virus-associated smooth muscle tumor and granulomatous inflammation of the liver. Pathol Res Pract. 2017 Oct; 213(10):1306-1309. PMID: 28756985.
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    21. Krings G, Joseph NM, Bean GR, Solomon D, Onodera C, Talevich E, Yeh I, Grenert JP, Hosfield E, Crawford ED, Jordan RC, van Zante A, Zaloudek C, Shin SJ, Chen YY. Genomic profiling of breast secretory carcinomas reveals distinct genetics from other breast cancers and similarity to mammary analog secretory carcinomas. Mod Pathol. 2017 08; 30(8):1086-1099. PMID: 28548128.
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    22. Kline CN, Joseph NM, Grenert JP, van Ziffle J, Talevich E, Onodera C, Aboian M, Cha S, Raleigh DR, Braunstein S, Torkildson J, Samuel D, Bloomer M, Campomanes AGA, Banerjee A, Butowski N, Raffel C, Tihan T, Bollen AW, Phillips JJ, Korn WM, Yeh I, Bastian BC, Gupta N, Mueller S, Perry A, Nicolaides T, Solomon DA. Targeted next-generation sequencing of pediatric neuro-oncology patients improves diagnosis, identifies pathogenic germline mutations, and directs targeted therapy. Neuro Oncol. 2017 05 01; 19(5):699-709. PMID: 28453743.
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    23. Duwaerts CC, Amin AM, Siao K, Her C, Fitch M, Beysen C, Turner SM, Goodsell A, Baron JL, Grenert JP, Cho SJ, Maher JJ. Specific Macronutrients Exert Unique Influences on the Adipose-Liver Axis to Promote Hepatic Steatosis in Mice. Cell Mol Gastroenterol Hepatol. 2017 Sep; 4(2):223-236. PMID: 28649594.
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    24. DeParis SW, Bloomer M, Han Y, Vagefi MR, Shieh JTC, Solomon DA, Grenert J, de Alba Campomanes AG. Uveal Ganglioneuroma due to Germline PTEN Mutation (Cowden Syndrome) Presenting as Unilateral Infantile Glaucoma. Ocul Oncol Pathol. 2017 Jul; 3(2):122-128. PMID: 28868283.
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    25. Kim SM, Grenert JP, Patterson C, Correia MA. CHIP(-/-)-Mouse Liver: Adiponectin-AMPK-FOXO-Activation Overrides CYP2E1-Elicited JNK1-Activation, Delaying Onset of NASH: Therapeutic Implications. Sci Rep. 2016 07 12; 6:29423. PMID: 27406999.
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    26. Liu SY, Joseph NM, Ravindranathan A, Stohr BA, Greenland NY, Vohra P, Hosfield E, Yeh I, Talevich E, Onodera C, Van Ziffle JA, Grenert JP, Bastian BC, Chen YY, Krings G. Genomic profiling of malignant phyllodes tumors reveals aberrations in FGFR1 and PI-3 kinase/RAS signaling pathways and provides insights into intratumoral heterogeneity. Mod Pathol. 2016 09; 29(9):1012-27. PMID: 27255162.
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    27. Desai SS, Tung JC, Zhou VX, Grenert JP, Malato Y, Rezvani M, Español-Suñer R, Willenbring H, Weaver VM, Chang TT. Physiological ranges of matrix rigidity modulate primary mouse hepatocyte function in part through hepatocyte nuclear factor 4 alpha. Hepatology. 2016 07; 64(1):261-75. PMID: 26755329.
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    28. Kline CN, Joseph NM, Grenert JP, van Ziffle J, Yeh I, Bastian BC, Mueller S, Solomon DA. Inactivating MUTYH germline mutations in pediatric patients with high-grade midline gliomas. Neuro Oncol. 2016 05; 18(5):752-3. PMID: 26902849; PMCID: PMC4827050 [Available on 05/01/17].
      View in: PubMed, PubMed Central
    29. Pierce AA, Duwaerts CC, Soon RK, Siao K, Grenert JP, Fitch M, Hellerstein MK, Beysen C, Turner SM, Maher JJ. Isocaloric manipulation of macronutrients within a high-carbohydrate/moderate-fat diet induces unique effects on hepatic lipogenesis, steatosis and liver injury. J Nutr Biochem. 2016 Mar; 29:12-20. PMID: 26895660; PMCID: PMC4761406 [Available on 03/01/17].
      View in: PubMed, PubMed Central
    30. Pierce AA, Pickens MK, Siao K, Grenert JP, Maher JJ. Differential hepatotoxicity of dietary and DNL-derived palmitate in the methionine-choline-deficient model of steatohepatitis. BMC Gastroenterol. 2015 Jun 24; 15:72. PMID: 26103964; PMCID: PMC4479079.
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    31. Davis JL, Grenert JP, Horvai AE. Loss of heterozygosity and microsatellite instability are rare in sporadic dedifferentiated liposarcoma: a study of 43 well-characterized cases. Arch Pathol Lab Med. 2014 Jun; 138(6):823-7. PMID: 24878023.
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    32. Rabban JT, Calkins SM, Karnezis AN, Grenert JP, Blanco A, Crawford B, Chen LM. Association of tumor morphology with mismatch-repair protein status in older endometrial cancer patients: implications for universal versus selective screening strategies for Lynch syndrome. Am J Surg Pathol. 2014 Jun; 38(6):793-800. PMID: 24503759.
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    33. Kakar S, Grenert JP, Paradis V, Pote N, Jakate S, Ferrell LD. Hepatocellular carcinoma arising in adenoma: similar immunohistochemical and cytogenetic features in adenoma and hepatocellular carcinoma portions of the tumor. Mod Pathol. 2014 Nov; 27(11):1499-1509. PMID: 24743216; PMCID: PMC4803443.
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    34. Gouveia C, Can NT, Bostrom A, Grenert JP, van Zante A, Orloff LA. Lack of association of BRAF mutation with negative prognostic indicators in papillary thyroid carcinoma: the University of California, San Francisco, experience. JAMA Otolaryngol Head Neck Surg. 2013 Nov; 139(11):1164-70. PMID: 24030686.
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    35. Handorf CR, Kulkarni A, Grenert JP, Weiss LM, Rogers WM, Kim OS, Monzon FA, Halks-Miller M, Anderson GG, Walker MG, Pillai R, Henner WD. A multicenter study directly comparing the diagnostic accuracy of gene expression profiling and immunohistochemistry for primary site identification in metastatic tumors. Am J Surg Pathol. 2013 Jul; 37(7):1067-75. PMID: 23648464.
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    36. Reis GF, Bloomer MM, Perry A, Phillips JJ, Grenert JP, Karnezis AN, Tihan T. Pilocytic astrocytomas of the optic nerve and their relation to pilocytic astrocytomas elsewhere in the central nervous system. Mod Pathol. 2013 Oct; 26(10):1279-87. PMID: 23702730.
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    37. Siao D, Thoeni R, Grenert JP, Day LW. A rare presentation of abdominal pain: idiopathic mesenteric phlebosclerosis. Am J Gastroenterol. 2012 Nov; 107(11):1759-60. PMID: 23160302.
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    38. Evason KJ, Grenert JP, Ferrell LD, Kakar S. Atypical hepatocellular adenoma-like neoplasms with ß-catenin activation show cytogenetic alterations similar to well-differentiated hepatocellular carcinomas. Hum Pathol. 2013 May; 44(5):750-8. PMID: 23084586.
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    39. Aysal A, Karnezis A, Medhi I, Grenert JP, Zaloudek CJ, Rabban JT. Ovarian endometrioid adenocarcinoma: incidence and clinical significance of the morphologic and immunohistochemical markers of mismatch repair protein defects and tumor microsatellite instability. Am J Surg Pathol. 2012 Feb; 36(2):163-72. PMID: 22189970.
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    40. Grenert JP, Smith A, Ruan W, Pillai R, Wu AH. Gene expression profiling from formalin-fixed, paraffin-embedded tissue for tumor diagnosis. Clin Chim Acta. 2011 Jul 15; 412(15-16):1462-4. PMID: 21497155.
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    41. Soon RK, Yan JS, Grenert JP, Maher JJ. Stress signaling in the methionine-choline-deficient model of murine fatty liver disease. Gastroenterology. 2010 Nov; 139(5):1730-9, 1739.e1. PMID: 20682321; PMCID: PMC2967598.
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    42. Pickens MK, Ogata H, Soon RK, Grenert JP, Maher JJ. Dietary fructose exacerbates hepatocellular injury when incorporated into a methionine-choline-deficient diet. Liver Int. 2010 Sep; 30(8):1229-39. PMID: 20536716.
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    43. Shah S, Sanford UR, Vargas JC, Xu H, Groen A, Paulusma CC, Grenert JP, Pawlikowska L, Sen S, Elferink RP, Bull LN. Strain background modifies phenotypes in the ATP8B1-deficient mouse. PLoS One. 2010 Feb 01; 5(2):e8984. PMID: 20126555; PMCID: PMC2813882.
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    44. Rabban JT, McAlhany S, Lerwill MF, Grenert JP, Zaloudek CJ. PAX2 distinguishes benign mesonephric and mullerian glandular lesions of the cervix from endocervical adenocarcinoma, including minimal deviation adenocarcinoma. Am J Surg Pathol. 2010 Feb; 34(2):137-46. PMID: 20061933.
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    45. Shafizadeh N, Grenert JP, Sahai V, Kakar S. Epidermal growth factor receptor and HER-2/neu status by immunohistochemistry and fluorescence in situ hybridization in adenocarcinomas of the biliary tree and gallbladder. Hum Pathol. 2010 Apr; 41(4):485-92. PMID: 20040392.
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    46. de Alba Campomanes AG, Rutar T, Crawford JB, Seiff S, Goodman D, Grenert J. Crystal-storing histiocytosis and crystalline keratopathy caused by monoclonal gammopathy of undetermined significance. Cornea. 2009 Oct; 28(9):1081-4. PMID: 19724196.
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    47. Carter JT, Grenert JP, Rubenstein L, Stewart L, Way LW. Neuroendocrine tumors of the ampulla of Vater: biological behavior and surgical management. Arch Surg. 2009 Jun; 144(6):527-31. PMID: 19528385.
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    48. Cheng LE, Kanwar B, Tcheurekdjian H, Grenert JP, Muskat M, Heyman MB, McCune JM, Wara DW. Persistent systemic inflammation and atypical enterocolitis in patients with NEMO syndrome. Clin Immunol. 2009 Jul; 132(1):124-31. PMID: 19375390; PMCID: PMC2800791.
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    49. Pickens MK, Yan JS, Ng RK, Ogata H, Grenert JP, Beysen C, Turner SM, Maher JJ. Dietary sucrose is essential to the development of liver injury in the methionine-choline-deficient model of steatohepatitis. J Lipid Res. 2009 Oct; 50(10):2072-82. PMID: 19295183; PMCID: PMC2739762.
      View in: PubMed, PubMed Central
    50. Hwang HS, Glastonbury CM, Grenert JP, Lustig LR. Expansile bone cyst and cholesteatoma of the temporal bone. Otol Neurotol. 2009 Feb; 30(2):170-3. PMID: 19092715.
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    51. Rabban JT, Lerwill MF, McCluggage WG, Grenert JP, Zaloudek CJ. Primary ovarian carcinoid tumors may express CDX-2: a potential pitfall in distinction from metastatic intestinal carcinoid tumors involving the ovary. Int J Gynecol Pathol. 2009 Jan; 28(1):41-8. PMID: 19047909.
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    52. Carter JT, Grenert JP, Rubenstein L, Stewart L, Way LW. Tumors of the ampulla of vater: histopathologic classification and predictors of survival. J Am Coll Surg. 2008 Aug; 207(2):210-8. PMID: 18656049.
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    53. Somsouk M, Shergill AK, Grenert JP, Harris H, Cello JP, Shah JN. Actinomycosis mimicking a pancreatic head neoplasm diagnosed by EUS-guided FNA. Gastrointest Endosc. 2008 Jul; 68(1):186-7. PMID: 18291393.
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    54. Kanwar B, Gao DW, Hwang AB, Grenert JP, Williams SP, Franc B, McCune JM. In vivo imaging of mucosal CD4+ T cells using single photon emission computed tomography in a murine model of colitis. J Immunol Methods. 2008 Jan 01; 329(1-2):21-30. PMID: 17964595; PMCID: PMC2683264.
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    55. Modica R, Emery H, Lam W, Hermiston M, Grenert J, Wirt M, von Scheven E. Epstein-Barr virus-associated B cell lymphoproliferative disease in a child with neonatal-onset multisystem inflammatory disease. Arthritis Rheum. 2006 Oct 15; 55(5):823-5. PMID: 17013844.
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    56. Rajpal S, Warren RS, Alexander M, Yeh BM, Grenert JP, Hintzen S, Ljung BM, Bergsland EK. Pancreatoblastoma in an adult: case report and review of the literature. J Gastrointest Surg. 2006 Jun; 10(6):829-36. PMID: 16769539.
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    57. Bitton A, Etzell J, Grenert JP, Wang E. Erythrophagocytosis in Gaucher cells. Arch Pathol Lab Med. 2004 Oct; 128(10):1191-2. PMID: 15387692.
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    58. Grenert JP, Johnson BD, Toft DO. The importance of ATP binding and hydrolysis by hsp90 in formation and function of protein heterocomplexes. J Biol Chem. 1999 Jun 18; 274(25):17525-33. PMID: 10364185.
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    59. Grenert JP, Sullivan WP, Fadden P, Haystead TA, Clark J, Mimnaugh E, Krutzsch H, Ochel HJ, Schulte TW, Sausville E, Neckers LM, Toft DO. The amino-terminal domain of heat shock protein 90 (hsp90) that binds geldanamycin is an ATP/ADP switch domain that regulates hsp90 conformation. J Biol Chem. 1997 Sep 19; 272(38):23843-50. PMID: 9295332.
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    60. Moraghan T, Antoniucci DM, Grenert JP, Sieck GC, Johnson C, Miller VM, Fitzpatrick LA. Differential response in cell proliferation to beta estradiol in coronary arterial vascular smooth muscle cells obtained from mature female versus male animals. Endocrinology. 1996 Nov; 137(11):5174-7. PMID: 8895395.
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