Colorado PROFILES, The Colorado Clinical and Translational Sciences Institute (CCTSI)
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Last Name
Institution

Nicholas Spencer Willard

TitleAssistant Professor
InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
DepartmentSOM-Pathology
    Other Positions
    TitleDirector-Faculty
    InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
    DepartmentSOM-Pathology


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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Constantine E, Bartholomeo AM, Powers I, Lysinger JL, Hauk PJ, Abbott J, de Keyser HH, Gilman NJ, Galambos C, Toland A, Willard N, Weinman J, Mong D, Lin C, Bloom JL. Two unique cases of eosinophilic granulomatosis with polyangiitis in childhood treated with anti-interleukin-5 therapy: infantile-onset and submandibular salivary gland involvement. Pediatr Rheumatol Online J. 2025 Jun 02; 23(1):60. PMID: 40457436.
      View in: PubMed
    2. Lim JP, Ahmadian M, Du H, Rickert C, Ghosh T, Xing F, Minic A, Johnson SA, Weinman JP, Willard N, Lin C, Cooper JC, Hanna M, Knight V, Ghosh D, Jordan KR, Hsieh EW. Precision Medicine in Pediatric Autoimmunity: Leniolisib Treatment of Childhood-Onset Lupus Nephritis Due to Activated PI3K-Delta Syndrome (APDS). Arthritis Rheumatol. 2025 May 19. PMID: 40386960.
      View in: PubMed
    3. Gilani A, Willard N, Mulcahy Levy JM, Skaugen J, Toland A. Are PDFGRA Dinucleotide Alterations Definitional for Myxoid Glioneuronal Tumor? Report of PDFRA p. K385L Mutation in a Neonatal High-Grade Glioma. Pediatr Dev Pathol. 2025 Mar-Apr; 28(2):126-132. PMID: 39655782.
      View in: PubMed
    4. Collins N, Willard N, Pan Z. Mast cell sarcoma with KIT p.D816V mutation and concurrent systemic mastocytosis. J Hematop. 2024 Dec; 17(4):281-287. PMID: 39621254.
      View in: PubMed
    5. Johnson M, Willard N, Pan Z. Systemic ALK-negative anaplastic large cell lymphoma with NPM1::TYK2 rearrangement. J Hematop. 2024 Dec; 17(4):265-270. PMID: 39207720.
      View in: PubMed
    6. Donson AM, Bertrand KC, Riemondy KA, Gao D, Zhuang Y, Sanford B, Norris GA, Chapman RJ, Fu R, Willard N, Griesinger AM, Ribeiro de Sousa G, Amani V, Grimaldo E, Hankinson TC, Booker F, Sill M, Grundy RG, Pajtler KW, Ellison DW, Foreman NK, Ritzmann TA. Significant increase of high-risk chromosome 1q gain and 6q loss at recurrence in posterior fossa group A ependymoma: A multicenter study. Neuro Oncol. 2023 10 03; 25(10):1854-1867. PMID: 37246777.
      View in: PubMed
    7. Amani V, Riemondy KA, Fu R, Griesinger AM, Grimaldo E, De Sousa GR, Gilani A, Hemenway M, Foreman NK, Donson AM, Willard N. Integration of single-nuclei RNA-sequencing, spatial transcriptomics and histochemistry defines the complex microenvironment of NF1-associated plexiform neurofibromas. Acta Neuropathol Commun. 2023 09 28; 11(1):158. PMID: 37770931.
      View in: PubMed
    8. Griesinger AM, Riemondy K, Eswaran N, Donson AM, Willard N, Prince EW, Paine SML, Bowes G, Rheaume J, Chapman RJ, Ramage J, Jackson A, Grundy RG, Foreman NK, Ritzmann TA. Multi-omic approach identifies hypoxic tumor-associated myeloid cells that drive immunobiology of high-risk pediatric ependymoma. iScience. 2023 Sep 15; 26(9):107585. PMID: 37694144.
      View in: PubMed
    9. Gleichmann N, Creighton E, Zhu A, Willard N, Yang J, Herrmann BW. Concurrent Pediatric Lingual and Submental Dermoid Cysts: Case Report and Literature Review. Cureus. 2023 Jul; 15(7):e42429. PMID: 37637563.
      View in: PubMed
    10. Fu R, Norris GA, Willard N, Griesinger AM, Riemondy KA, Amani V, Grimaldo E, Harris F, Hankinson TC, Mitra S, Ritzmann TA, Grundy RR, Foreman NK, Donson AM. Spatial transcriptomic analysis delineates epithelial and mesenchymal subpopulations and transition stages in childhood ependymoma. Neuro Oncol. 2023 04 06; 25(4):786-798. PMID: 36215273.
      View in: PubMed
    11. Norris GA, Willard N, Donson AM, Gaskell A, Milgrom SA, O'Neill BR, Nijmeh H, Haag M, Gilani A, Foreman NK, Dahl NA. PDGFB:APOBEC3C fusion in congenital diffuse high-grade glioma of the brainstem. J Neuropathol Exp Neurol. 2023 01 20; 82(2):183-186. PMID: 36440550.
      View in: PubMed
    12. Chan M, Hanna MG, Willard N, Treece A, Dixon BP. Hypocomplementemic Atypical IgA Vasculitis: A Case Report. Front Pediatr. 2022; 10:886371. PMID: 35757129.
      View in: PubMed
    13. Riemondy KA, Venkataraman S, Willard N, Nellan A, Sanford B, Griesinger AM, Amani V, Mitra S, Hankinson TC, Handler MH, Sill M, Ocasio J, Weir SJ, Malawsky DS, Gershon TR, Garancher A, Wechsler-Reya RJ, Hesselberth JR, Foreman NK, Donson AM, Vibhakar R. Neoplastic and immune single-cell transcriptomics define subgroup-specific intra-tumoral heterogeneity of childhood medulloblastoma. Neuro Oncol. 2022 02 01; 24(2):273-286. PMID: 34077540.
      View in: PubMed
    14. Lind KT, Chatwin HV, DeSisto J, Coleman P, Sanford B, Donson AM, Davies KD, Willard N, Ewing CA, Knox AJ, Mulcahy Levy JM, Gilani A, Green AL. Novel RAF Fusions in Pediatric Low-Grade Gliomas Demonstrate MAPK Pathway Activation. J Neuropathol Exp Neurol. 2021 12 29; 80(12):1099-1107. PMID: 34850053.
      View in: PubMed
    15. Roberts SJ, McNally B, Rosser JA, Willard N, Golitz L, Wisell J. Diverse clinical and histopathologic features of cutaneous post-transplant lymphoproliferative disorders: A presentation of two cases. Australas J Dermatol. 2019 Nov; 60(4):e317-e321. PMID: 31144292.
      View in: PubMed
    16. Willard N, Honce JM, Kleinschmidt-DeMasters BK. PRES: Review of Histological Features. J Neuropathol Exp Neurol. 2018 Feb 01; 77(2):100-118. PMID: 29325172.
      View in: PubMed
    17. Willard N, Bocsi GT. A New Monoclonal Band in a Patient with Refractory Multiple Myeloma. Clin Chem. 2017 04; 63(4):927-935. PMID: 28351858.
      View in: PubMed
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