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Keywords
Last Name
Institution

Gunnlaugur Petur Nielsen, M.D.

TitleAssociate Professor of Pathology
InstitutionMassachusetts General Hospital
DepartmentPathology
AddressMassachusetts General Hospital
Dept of Pathology, Warren 206
55 Fruit St
Boston MA 02114
Phone617/724-1469
Fax617/726-9312

 Bibliographic 
 selected publications
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. Kraft S, Antonescu CR, Rosenberg AE, Deschler DG, Nielsen GP. Primary clear cell sarcoma of the tongue. Arch Pathol Lab Med. 2013 Nov; 137(11):1680-3.
    View in: PubMed
  2. Zhang L, Guo S, Schwab JH, Nielsen GP, Choy E, Ye S, Zhang Z, Mankin H, Hornicek FJ, Duan Z. Tissue microarray immunohistochemical detection of brachyury is not a prognostic indicator in chordoma. PLoS One. 2013; 8(9):e75851.
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  3. Boyaci B, Hornicek FJ, Nielsen GP, Delaney TF, Pedlow FX, Mansfield FL, Carrier CS, Harms J, Schwab JH. Epithelioid hemangioma of the spine: a case series of six patients and review of the literature. Spine J. 2013 Dec 1; 13(12):e7-e13.
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  4. Chen EY, Dobrinski KP, Brown KH, Clagg R, Edelman E, Ignatius MS, Chen JY, Brockmann J, Nielsen GP, Ramaswamy S, Keller C, Lee C, Langenau DM. Cross-species array comparative genomic hybridization identifies novel oncogenic events in zebrafish and human embryonal rhabdomyosarcoma. PLoS Genet. 2013 Aug; 9(8):e1003727.
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  5. Storer NY, White RM, Uong A, Price E, Nielsen GP, Langenau DM, Zon LI. Zebrafish rhabdomyosarcoma reflects the developmental stage of oncogene expression during myogenesis. Development. 2013 Jul; 140(14):3040-50.
    View in: PubMed
  6. Kurzawa P, Kattapuram S, Hornicek FJ, Antonescu CR, Rosenberg AE, Nielsen GP. Primary myoepithelioma of bone: a report of 8 cases. Am J Surg Pathol. 2013 Jul; 37(7):960-8.
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  7. Kerr DA, Lopez HU, Deshpande V, Hornicek FJ, Duan Z, Zhang Y, Rosenberg AE, Borger DR, Nielsen GP. Molecular Distinction of Chondrosarcoma From Chondroblastic Osteosarcoma Through IDH1/2 Mutations. Am J Surg Pathol. 2013 Jun; 37(6):787-95.
    View in: PubMed
  8. Antonescu CR, Romeo S, Zhang L, Nafa K, Hornick JL, Nielsen GP, Mino-Kenudson M, Huang HY, Mosquera JM, Tos PA, Fletcher CD. Dedifferentiation in Gastrointestinal Stromal Tumor to an Anaplastic KIT-negative Phenotype: A Diagnostic Pitfall: Morphologic and Molecular Characterization of 8 Cases Occurring Either De Novo or After Imatinib Therapy. Am J Surg Pathol. 2013 Mar; 37(3):385-92.
    View in: PubMed
  9. Kang J, Botros M, Goldberg S, Giraud C, Nielsen GP, Chen YL, Raskin K, Schwab J, Yoon SS, Hornicek FJ, Delaney TF. The use of radiation therapy in the management of selected patients with atypical lipomas. Sarcoma. 2013; 2013:485483.
    View in: PubMed
  10. Ryan RJ, Akin C, Castells M, Wills M, Selig MK, Nielsen GP, Ferry JA, Hornick JL. Mast cell sarcoma: a rare and potentially under-recognized diagnostic entity with specific therapeutic implications. Mod Pathol. 2013 Apr; 26(4):533-43.
    View in: PubMed
  11. Hong NJ, Hornicek FJ, Harmon DC, Choy E, Chen YL, Yoon SS, Nielsen GP, Szymonifka J, Yeap BY, Delaney TF, Mullen JT. Neoadjuvant chemoradiotherapy for patients with high-risk extremity and truncal sarcomas: A 10-year single institution retrospective study. Eur J Cancer. 2013 Mar; 49(4):875-83.
    View in: PubMed
  12. Bledsoe JR, Sadow PM, Stephen A, Nielsen GP, Faquin WC. Fine needle aspiration biopsy of an unusual follicular adenoma with sebaceous-like features. Endocr Pathol. 2012 Sep; 23(3):177-80.
    View in: PubMed
  13. Look Hong NJ, Hornicek FJ, Raskin KA, Yoon SS, Szymonifka J, Yeap B, Chen YL, Delaney TF, Nielsen GP, Mullen JT. Prognostic factors and outcomes of patients with myxofibrosarcoma. Ann Surg Oncol. 2013 Jan; 20(1):80-6.
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  14. Yilmaz ÖH, Katajisto P, Lamming DW, Gültekin Y, Bauer-Rowe KE, Sengupta S, Birsoy K, Dursun A, Yilmaz VO, Selig M, Nielsen GP, Mino-Kenudson M, Zukerberg LR, Bhan AK, Deshpande V, Sabatini DM. mTORC1 in the Paneth cell niche couples intestinal stem-cell function to calorie intake. Nature. 2012 Jun 28; 486(7404):490-5.
    View in: PubMed
  15. Deshpande V, Huck A, Ooi E, Stone JH, Faquin WC, Nielsen GP. Fibrosing variant of Hashimoto thyroiditis is an IgG4 related disease. J Clin Pathol. 2012 Aug; 65(8):725-8.
    View in: PubMed
  16. Bierry G, Kerr DA, Nielsen GP, Rosenberg AE, Huang AJ, Torriani M, Bredella MA. Enchondromas in children: imaging appearance with pathological correlation. Skeletal Radiol. 2012 Sep; 41(10):1223-9.
    View in: PubMed
  17. Peacock ZS, Resnick CM, Susarla SM, Faquin WC, Rosenberg AE, Nielsen GP, Schwab JH, Hornicek F, Ebb DH, Dodson TB, Kaban LB. Do histologic criteria predict biologic behavior of giant cell lesions? J Oral Maxillofac Surg. 2012 Nov; 70(11):2573-80.
    View in: PubMed
  18. Schoenfeld AJ, Hornicek FJ, Pedlow FX, Kobayashi W, Raskin KA, Springfield D, DeLaney TF, Nielsen GP, Mankin HJ, Schwab JH. Chondrosarcoma of the mobile spine: a review of 21 cases treated at a single center. Spine (Phila Pa 1976). 2012 Jan 15; 37(2):119-26.
    View in: PubMed
  19. Antonescu CR, Zhang L, Nielsen GP, Rosenberg AE, Dal Cin P, Fletcher CD. Consistent t(1;10) with rearrangements of TGFBR3 and MGEA5 in both myxoinflammatory fibroblastic sarcoma and hemosiderotic fibrolipomatous tumor. Genes Chromosomes Cancer. 2011 Oct; 50(10):757-64.
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  20. Beck SE, Nielsen GP, Raskin KA, Schwab JH. Intraosseous synovial sarcoma of the proximal tibia. Int J Surg Oncol. 2011; 2011:184891.
    View in: PubMed
  21. Le LP, Nielsen GP, Rosenberg AE, Thomas D, Batten JM, Deshpande V, Schwab J, Duan Z, Xavier RJ, Hornicek FJ, Iafrate AJ. Recurrent chromosomal copy number alterations in sporadic chordomas. PLoS One. 2011; 6(5):e18846.
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  22. Lee AF, Hayes MM, Lebrun D, Espinosa I, Nielsen GP, Rosenberg AE, Lee CH. FLI-1 distinguishes Ewing sarcoma from small cell osteosarcoma and mesenchymal chondrosarcoma. Appl Immunohistochem Mol Morphol. 2011 May; 19(3):233-8.
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  23. Deshpande V, Khosroshahi A, Nielsen GP, Hamilos DL, Stone JH. Eosinophilic angiocentric fibrosis is a form of IgG4-related systemic disease. Am J Surg Pathol. 2011 May; 35(5):701-6.
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  24. Nielsen GP, Rosenberg AE, O'Connell JX, Kattapuram SV, Schiller AL. Tumors and diseases of the joint. Semin Diagn Pathol. 2011 Feb; 28(1):37-52.
    View in: PubMed
  25. Rosenberg AE, Nielsen GP, Reith J. Surgical pathology of joint prostheses. Semin Diagn Pathol. 2011 Feb; 28(1):65-72.
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  26. Antonescu CR, Zhang L, Chang NE, Pawel BR, Travis W, Katabi N, Edelman M, Rosenberg AE, Nielsen GP, Dal Cin P, Fletcher CD. EWSR1-POU5F1 fusion in soft tissue myoepithelial tumors. A molecular analysis of sixty-six cases, including soft tissue, bone, and visceral lesions, showing common involvement of the EWSR1 gene. Genes Chromosomes Cancer. 2010 Dec; 49(12):1114-24.
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  27. Demicco EG, Deshpande V, Nielsen GP, Kattapuram SV, Rosenberg AE. Well-differentiated osteosarcoma of the jaw bones: a clinicopathologic study of 15 cases. Am J Surg Pathol. 2010 Nov; 34(11):1647-55.
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  28. Yoon SS, Duda DG, Karl DL, Kim TM, Kambadakone AR, Chen YL, Rothrock C, Rosenberg AE, Nielsen GP, Kirsch DG, Choy E, Harmon DC, Hornicek FJ, Dreyfuss J, Ancukiewicz M, Sahani DV, Park PJ, Jain RK, Delaney TF. Phase II study of neoadjuvant bevacizumab and radiotherapy for resectable soft tissue sarcomas. Int J Radiat Oncol Biol Phys. 2011 Nov 15; 81(4):1081-90.
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  29. Dahlgren M, Khosroshahi A, Nielsen GP, Deshpande V, Stone JH. Riedel's thyroiditis and multifocal fibrosclerosis are part of the IgG4-related systemic disease spectrum. Arthritis Care Res (Hoboken). 2010 Sep; 62(9):1312-8.
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  30. Demicco EG, Rosenberg AE, Björnsson J, Rybak LD, Unni KK, Nielsen GP. Primary Rosai-Dorfman disease of bone: a clinicopathologic study of 15 cases. Am J Surg Pathol. 2010 Sep; 34(9):1324-33.
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  31. Tejwani A, Kobayashi W, Chen YL, Rosenberg AE, Yoon S, Raskin KA, Rosenthal DI, Nielsen GP, Hornicek FJ, Delaney TF. Management of acral myxoinflammatory fibroblastic sarcoma. Cancer. 2010 Dec 15; 116(24):5733-9.
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  32. Johnson NB, Johnson MM, Selig MK, Nielsen GP. Use of electron microscopy in core biopsy diagnosis of oncocytic renal tumors. Ultrastruct Pathol. 2010 Aug; 34(4):189-94.
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  33. Yang C, Hornicek FJ, Wood KB, Schwab JH, Choy E, Iafrate J, Rosenberg A, Nielsen GP, Xavier RJ, Mankin H, Duan Z. Characterization and analysis of human chordoma cell lines. Spine (Phila Pa 1976). 2010 Jun 1; 35(13):1257-64.
    View in: PubMed
  34. Duan Z, Choy E, Nielsen GP, Rosenberg A, Iafrate J, Yang C, Schwab J, Mankin H, Xavier R, Hornicek FJ. Differential expression of microRNA (miRNA) in chordoma reveals a role for miRNA-1 in Met expression. J Orthop Res. 2010 Jun; 28(6):746-52.
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  35. Yoon SS, Chen YL, Kirsch DG, Maduekwe UN, Rosenberg AE, Nielsen GP, Sahani DV, Choy E, Harmon DC, DeLaney TF. Proton-beam, intensity-modulated, and/or intraoperative electron radiation therapy combined with aggressive anterior surgical resection for retroperitoneal sarcomas. Ann Surg Oncol. 2010 Jun; 17(6):1515-29.
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  36. Gupta M, de Leval L, Selig M, Oliva E, Nielsen GP. Uterine tumors resembling ovarian sex cord tumors: an ultrastructural analysis of 13 cases. Ultrastruct Pathol. 2010 Feb; 34(1):16-24.
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  37. Koplin SA, Nielsen GP, Hornicek FJ, Rosenberg AE. Epithelioid sarcoma with heterotopic bone: a morphologic review of 4 cases. Int J Surg Pathol. 2010 Jun; 18(3):207-12.
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  38. Kim B, Chen YL, Kirsch DG, Goldberg SI, Kobayashi W, Kung JH, Wolfgang JA, Doppke K, Rosenberg AE, Nielsen GP, Raskin KA, Springfield DS, Schwab JH, Gebhardt MC, Yoon SS, Hornicek FJ, DeLaney TF. An effective preoperative three-dimensional radiotherapy target volume for extremity soft tissue sarcoma and the effect of margin width on local control. Int J Radiat Oncol Biol Phys. 2010 Jul 1; 77(3):843-50.
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  39. Farsad K, Kattapuram SV, Sacknoff R, Ono J, Nielsen GP. Sacral chordoma. Radiographics. 2009 Sep-Oct; 29(5):1525-30.
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  40. Yang C, Schwab JH, Schoenfeld AJ, Hornicek FJ, Wood KB, Nielsen GP, Choy E, Mankin H, Duan Z. A novel target for treatment of chordoma: signal transducers and activators of transcription 3. Mol Cancer Ther. 2009 Sep; 8(9):2597-605.
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  41. Yoon SS, Stangenberg L, Lee YJ, Rothrock C, Dreyfuss JM, Baek KH, Waterman PR, Nielsen GP, Weissleder R, Mahmood U, Park PJ, Jacks T, Dodd RD, Fisher CJ, Ryeom S, Kirsch DG. Efficacy of sunitinib and radiotherapy in genetically engineered mouse model of soft-tissue sarcoma. Int J Radiat Oncol Biol Phys. 2009 Jul 15; 74(4):1207-16.
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  42. Miller SJ, Jessen WJ, Mehta T, Hardiman A, Sites E, Kaiser S, Jegga AG, Li H, Upadhyaya M, Giovannini M, Muir D, Wallace MR, Lopez E, Serra E, Nielsen GP, Lazaro C, Stemmer-Rachamimov A, Page G, Aronow BJ, Ratner N. Integrative genomic analyses of neurofibromatosis tumours identify SOX9 as a biomarker and survival gene. EMBO Mol Med. 2009 Jul; 1(4):236-48.
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  43. Han S, Polizzano C, Nielsen GP, Hornicek FJ, Rosenberg AE, Ramesh V. Aberrant hyperactivation of akt and Mammalian target of rapamycin complex 1 signaling in sporadic chordomas. Clin Cancer Res. 2009 Mar 15; 15(6):1940-6.
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  44. Maduekwe UN, Hornicek FJ, Springfield DS, Raskin KA, Harmon DC, Choy E, Rosenberg AE, Nielsen GP, DeLaney TF, Chen YL, Ott MJ, Yoon SS. Role of sentinel lymph node biopsy in the staging of synovial, epithelioid, and clear cell sarcomas. Ann Surg Oncol. 2009 May; 16(5):1356-63.
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  45. Nielsen GP, Srivastava A, Kattapuram S, Deshpande V, O'Connell JX, Mangham CD, Rosenberg AE. Epithelioid hemangioma of bone revisited: a study of 50 cases. Am J Surg Pathol. 2009 Feb; 33(2):270-7.
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  46. Mandal RV, Duncan LM, Austen WG, Nielsen GP. Infiltrating intramuscular spindle cell lipoma of the face. J Cutan Pathol. 2009 Oct; 36 Suppl 1:70-3.
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  47. DeLaney TF, Liebsch NJ, Pedlow FX, Adams J, Dean S, Yeap BY, McManus P, Rosenberg AE, Nielsen GP, Harmon DC, Spiro IJ, Raskin KA, Suit HD, Yoon SS, Hornicek FJ. Phase II study of high-dose photon/proton radiotherapy in the management of spine sarcomas. Int J Radiat Oncol Biol Phys. 2009 Jul 1; 74(3):732-9.
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  48. Ruangchira-Urai R, Colby TV, Klein J, Nielsen GP, Kradin RL, Mark EJ. Nodular amiodarone lung disease. Am J Surg Pathol. 2008 Nov; 32(11):1654-60.
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  49. Koch M, Nielsen GP, Yoon SS. Malignant tumors of blood vessels: angiosarcomas, hemangioendotheliomas, and hemangioperictyomas. J Surg Oncol. 2008 Mar 15; 97(4):321-9.
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  50. Lawlor MW, Nielsen GP, Louis DN. Malignant solitary fibrous tumour of the meninges with marked amianthoid fibre deposition. Neuropathol Appl Neurobiol. 2008 Oct; 34(5):569-72.
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  51. Sheah K, Ouellette HA, Torriani M, Nielsen GP, Kattapuram S, Bredella MA. Metastatic myxoid liposarcomas: imaging and histopathologic findings. Skeletal Radiol. 2008 Mar; 37(3):251-8.
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  52. Nielsen GP, Rosenberg AE. Update on bone forming tumors of the head and neck. Head Neck Pathol. 2007 Sep; 1(1):87-93.
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  53. Varghese S, Rabkin SD, Nielsen GP, MacGarvey U, Liu R, Martuza RL. Systemic therapy of spontaneous prostate cancer in transgenic mice with oncolytic herpes simplex viruses. Cancer Res. 2007 Oct 1; 67(19):9371-9.
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  54. Deshpande V, Nielsen GP, Rosenthal DI, Rosenberg AE. Intraosseous benign notochord cell tumors (BNCT): further evidence supporting a relationship to chordoma. Am J Surg Pathol. 2007 Oct; 31(10):1573-7.
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  55. Kirsch DG, Dinulescu DM, Miller JB, Grimm J, Santiago PM, Young NP, Nielsen GP, Quade BJ, Chaber CJ, Schultz CP, Takeuchi O, Bronson RT, Crowley D, Korsmeyer SJ, Yoon SS, Hornicek FJ, Weissleder R, Jacks T. A spatially and temporally restricted mouse model of soft tissue sarcoma. Nat Med. 2007 Aug; 13(8):992-7.
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  56. Delaney TF, Kepka L, Goldberg SI, Hornicek FJ, Gebhardt MC, Yoon SS, Springfield DS, Raskin KA, Harmon DC, Kirsch DG, Mankin HJ, Rosenberg AE, Nielsen GP, Suit HD. Radiation therapy for control of soft-tissue sarcomas resected with positive margins. Int J Radiat Oncol Biol Phys. 2007 Apr 1; 67(5):1460-9.
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  57. Abraham JA, Hornicek FJ, Kaufman AM, Harmon DC, Springfield DS, Raskin KA, Mankin HJ, Kirsch DG, Rosenberg AE, Nielsen GP, Desphpande V, Suit HD, DeLaney TF, Yoon SS. Treatment and outcome of 82 patients with angiosarcoma. Ann Surg Oncol. 2007 Jun; 14(6):1953-67.
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  58. Hagendoorn J, Padera TP, Yock TI, Nielsen GP, di Tomaso E, Duda DG, Delaney TF, Gaissert HA, Pearce J, Rosenberg AE, Jain RK, Ebb DH. Platelet-derived growth factor receptor-beta in Gorham's disease. Nat Clin Pract Oncol. 2006 Dec; 3(12):693-7.
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  59. Roehrl MH, Selig MK, Nielsen GP, Dal Cin P, Oliva E. A renal cell carcinoma with components of both chromophobe and papillary carcinoma. Virchows Arch. 2007 Jan; 450(1):93-101.
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  60. Hoch BL, Nielsen GP, Liebsch NJ, Rosenberg AE. Base of skull chordomas in children and adolescents: a clinicopathologic study of 73 cases. Am J Surg Pathol. 2006 Jul; 30(7):811-8.
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  61. Srivastava A, Rosenberg AE, Selig M, Rubin BP, Nielsen GP. Keratin-positive Ewing's sarcoma: an ultrastructural study of 12 cases. Int J Surg Pathol. 2005 Jan; 13(1):43-50.
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  62. Stemmer-Rachamimov AO, Louis DN, Nielsen GP, Antonescu CR, Borowsky AD, Bronson RT, Burns DK, Cervera P, McLaughlin ME, Reifenberger G, Schmale MC, MacCollin M, Chao RC, Cichowski K, Kalamarides M, Messerli SM, McClatchey AI, Niwa-Kawakita M, Ratner N, Reilly KM, Zhu Y, Giovannini M. Comparative pathology of nerve sheath tumors in mouse models and humans. Cancer Res. 2004 May 15; 64(10):3718-24.
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  63. Dodson TB, Caruso PA, Nielsen GP. Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 2-2004. A 32-year-old man with pain and swelling of the jaw. N Engl J Med. 2004 Jan 15; 350(3):267-75.
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  64. Nielsen GP, O'Connell JX, Wehrli BM, Rosenberg AE. Collagen-rich tumors of soft tissues: an overview. Adv Anat Pathol. 2003 Jul; 10(4):179-99.
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  65. Deshpande V, Rosenberg AE, O'Connell JX, Nielsen GP. Epithelioid angiosarcoma of the bone: a series of 10 cases. Am J Surg Pathol. 2003 Jun; 27(6):709-16.
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  66. Deshpande V, Selig MK, Nielsen GP, Fernandez-del Castillo C, Lauwers GY. Ductulo-insular pancreatic endocrine neoplasms: clinicopathologic analysis of a unique subtype of pancreatic endocrine neoplasms. Am J Surg Pathol. 2003 Apr; 27(4):461-8.
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  67. Yantiss RK, Nielsen GP, Lauwers GY, Rosenberg AE. Reactive nodular fibrous pseudotumor of the gastrointestinal tract and mesentery: a clinicopathologic study of five cases. Am J Surg Pathol. 2003 Apr; 27(4):532-40.
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  68. Morioka H, Weissbach L, Vogel T, Nielsen GP, Faircloth GT, Shao L, Hornicek FJ. Antiangiogenesis treatment combined with chemotherapy produces chondrosarcoma necrosis. Clin Cancer Res. 2003 Mar; 9(3):1211-7.
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  69. Mathes DW, Randolph MA, Solari MG, Nazzal JA, Nielsen GP, Arn JS, Sachs DH, Lee WP. Split tolerance to a composite tissue allograft in a swine model. Transplantation. 2003 Jan 15; 75(1):25-31.
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  70. Mathes DW, Randolph MA, Bourget JL, Nielsen GP, Ferrera VR, Arn JS, Sachs DH, Lee WP. Recipient bone marrow engraftment in donor tissue after long-term tolerance to a composite tissue allograft. Transplantation. 2002 Jun 27; 73(12):1880-5.
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  71. Estourgie SH, Nielsen GP, Ott MJ. Metastatic patterns of extremity myxoid liposarcoma and their outcome. J Surg Oncol. 2002 Jun; 80(2):89-93.
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  72. Yantiss RK, Rosenberg AE, Selig MK, Nielsen GP. Gastrointestinal stromal tumors: an ultrastructural study. Int J Surg Pathol. 2002 Apr; 10(2):101-13.
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  73. Nielsen GP, Fletcher CD, Smith MA, Rybak L, Rosenberg AE. Soft tissue aneurysmal bone cyst: a clinicopathologic study of five cases. Am J Surg Pathol. 2002 Jan; 26(1):64-9.
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  74. Nasser SM, Choudry UH, Nielsen GP, Ott MJ. A leukemoid reaction in a patient with a dedifferentiated liposarcoma. Surgery. 2001 Jun; 129(6):765-7.
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  75. Lee WP, Rubin JP, Bourget JL, Cober SR, Randolph MA, Nielsen GP, Ierino FL, Sachs DH. Tolerance to limb tissue allografts between swine matched for major histocompatibility complex antigens. Plast Reconstr Surg. 2001 May; 107(6):1482-90; discussion 1491-2.
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  76. Cates JM, Rosenberg AE, O'Connell JX, Nielsen GP. Chondroblastoma-like chondroma of soft tissue: an underrecognized variant and its differential diagnosis. Am J Surg Pathol. 2001 May; 25(5):661-6.
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  77. Bourget JL, Mathes DW, Nielsen GP, Randolph MA, Tanabe YN, Ferrara VR, Wu A, Arn S, Sachs DH, Lee WP. Tolerance to musculoskeletal allografts with transient lymphocyte chimerism in miniature swine. Transplantation. 2001 Apr 15; 71(7):851-6.
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  78. Nielsen GP, Young RH. Mesenchymal tumors and tumor-like lesions of the female genital tract: a selective review with emphasis on recently described entities. Int J Gynecol Pathol. 2001 Apr; 20(2):105-27.
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  79. Graadt van Roggen JF, McMenamin ME, Belchis DA, Nielsen GP, Rosenberg AE, Fletcher CD. Reticular perineurioma: a distinctive variant of soft tissue perineurioma. Am J Surg Pathol. 2001 Apr; 25(4):485-93.
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  80. O'Connell JX, Nielsen GP, Rosenberg AE. Epithelioid vascular tumors of bone: a review and proposal of a classification scheme. Adv Anat Pathol. 2001 Mar; 8(2):74-82.
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  81. Nielsen GP, Mangham DC, Grimer RJ, Rosenberg AE. Chordoma periphericum: a case report. Am J Surg Pathol. 2001 Feb; 25(2):263-7.
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  82. Stemmer-Rachamimov AO, Wiederhold T, Nielsen GP, James M, Pinney-Michalowski D, Roy JE, Cohen WA, Ramesh V, Louis DN. NHE-RF, a merlin-interacting protein, is primarily expressed in luminal epithelia, proliferative endometrium, and estrogen receptor-positive breast carcinomas. Am J Pathol. 2001 Jan; 158(1):57-62.
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  83. Rubin BP, Pins MR, Nielsen GP, Rosen S, Hsi BL, Fletcher JA, Renshaw AA. Isochromosome 7q in adult Wilms' tumors: diagnostic and pathogenetic implications. Am J Surg Pathol. 2000 Dec; 24(12):1663-9.
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  84. Ceballos KM, Nielsen GP, Selig MK, O'Connell JX. Is anti-h-caldesmon useful for distinguishing smooth muscle and myofibroblastic tumors? An immunohistochemical study. Am J Clin Pathol. 2000 Nov; 114(5):746-53.
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  85. Chang HT, Yantiss RK, Nielsen GP, McKee GT, Mark EJ. Lipid-rich diffuse malignant mesothelioma: a case report. Hum Pathol. 2000 Jul; 31(7):876-9.
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  86. O'Connell JX, Wehrli BM, Nielsen GP, Rosenberg AE. Giant cell tumors of soft tissue: a clinicopathologic study of 18 benign and malignant tumors. Am J Surg Pathol. 2000 Mar; 24(3):386-95.
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  87. Jesser CA, Boppart SA, Pitris C, Stamper DL, Nielsen GP, Brezinski ME, Fujimoto JG. High resolution imaging of transitional cell carcinoma with optical coherence tomography: feasibility for the evaluation of bladder pathology. Br J Radiol. 1999 Dec; 72(864):1170-6.
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  88. Keel SB, Bacha E, Mark EJ, Nielsen GP, Rosenberg AE. Primary pulmonary sarcoma: a clinicopathologic study of 26 cases. Mod Pathol. 1999 Dec; 12(12):1124-31.
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  89. Fidias P, Spiro I, Sobczak ML, Nielsen GP, Ruffolo EF, Mankin H, Suit HD, Harmon DC. Long-term results of combined modality therapy in primary bone lymphomas. Int J Radiat Oncol Biol Phys. 1999 Dec 1; 45(5):1213-8.
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  90. Nielsen GP, Stemmer-Rachamimov AO, Ino Y, Moller MB, Rosenberg AE, Louis DN. Malignant transformation of neurofibromas in neurofibromatosis 1 is associated with CDKN2A/p16 inactivation. Am J Pathol. 1999 Dec; 155(6):1879-84.
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  91. Rosenberg AE, Nielsen GP, Keel SB, Renard LG, Fitzek MM, Munzenrider JE, Liebsch NJ. Chondrosarcoma of the base of the skull: a clinicopathologic study of 200 cases with emphasis on its distinction from chordoma. Am J Surg Pathol. 1999 Nov; 23(11):1370-8.
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  92. Nielsen GP, Selig MK, O'Connell JX, Keel SB, Dickersin GR, Rosenberg AE. Hyalinizing spindle cell tumor with giant rosettes: a report of three cases with ultrastructural analysis. Am J Surg Pathol. 1999 Oct; 23(10):1227-32.
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  93. Nielsen GP, Stemmer-Rachamimov AO, Shaw J, Roy JE, Koh J, Louis DN. Immunohistochemical survey of p16INK4A expression in normal human adult and infant tissues. Lab Invest. 1999 Sep; 79(9):1137-43.
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  94. Nielsen GP, Keel SB, Dickersin GR, Selig MK, Bhan AK, Rosenberg AE. Chondromyxoid fibroma: a tumor showing myofibroblastic, myochondroblastic, and chondrocytic differentiation. Mod Pathol. 1999 May; 12(5):514-7.
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  95. O'Connell JX, Nielsen GP, Rosenberg AE. Subchondral acute inflammation in severe arthritis: a sterile osteomyelitis? Am J Surg Pathol. 1999 Feb; 23(2):192-7.
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  96. Stemmer-Rachamimov AO, Nielsen GP, Rosenberg AE, Louis DN, Jones D, Ramesh V, Gusella JF, Jacoby LB. The NF2 gene and merlin protein in human osteosarcomas. Neurogenetics. 1998 Dec; 2(1):73-4.
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  97. Nielsen GP, O'Connell JX, Rosenberg AE. Intramuscular myxoma: a clinicopathologic study of 51 cases with emphasis on hypercellular and hypervascular variants. Am J Surg Pathol. 1998 Oct; 22(10):1222-7.
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  98. Fukumura D, Xavier R, Sugiura T, Chen Y, Park EC, Lu N, Selig M, Nielsen G, Taksir T, Jain RK, Seed B. Tumor induction of VEGF promoter activity in stromal cells. Cell. 1998 Sep 18; 94(6):715-25.
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  99. Nielsen GP, Burns KL, Rosenberg AE, Louis DN. CDKN2A gene deletions and loss of p16 expression occur in osteosarcomas that lack RB alterations. Am J Pathol. 1998 Jul; 153(1):159-63.
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  100. Nielsen GP, Oliva E, Young RH, Rosenberg AE, Prat J, Scully RE. Primary ovarian rhabdomyosarcoma: a report of 13 cases. Int J Gynecol Pathol. 1998 Apr; 17(2):113-9.
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  101. O'Connell JX, Nanthakumar SS, Nielsen GP, Rosenberg AE. Osteoid osteoma: the uniquely innervated bone tumor. Mod Pathol. 1998 Feb; 11(2):175-80.
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  102. Nielsen GP, O'Connell JX, Dickersin GR, Rosenberg AE. Solitary fibrous tumor of soft tissue: a report of 15 cases, including 5 malignant examples with light microscopic, immunohistochemical, and ultrastructural data. Mod Pathol. 1997 Oct; 10(10):1028-37.
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  103. Nielsen GP, Young RH, Prat J, Scully RE. Primary angiosarcoma of the ovary: a report of seven cases and review of the literature. Int J Gynecol Pathol. 1997 Oct; 16(4):378-82.
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  104. Nielsen GP, Young RH. Fibromatosis of soft tissue type involving the female genital tract: a report of two cases. Int J Gynecol Pathol. 1997 Oct; 16(4):383-6.
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  105. Nielsen GP, Young RH, Dickersin GR, Rosenberg AE. Angiomyofibroblastoma of the vulva with sarcomatous transformation ("angiomyofibrosarcoma"). Am J Surg Pathol. 1997 Sep; 21(9):1104-8.
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  106. O'Connell JX, Young RH, Nielsen GP, Rosenberg AE, Bainbridge TC, Clement PB. Nodular fasciitis of the vulva: a study of six cases and literature review. Int J Gynecol Pathol. 1997 Apr; 16(2):117-23.
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  107. Nielsen GP, Shaw PA, Rosenberg AE, Dickersin GR, Young RH, Scully RE. Synovial sarcoma of the vulva: a report of two cases. Mod Pathol. 1996 Oct; 9(10):970-4.
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  108. Nielsen GP, Rosenberg AE, Koerner FC, Young RH, Scully RE. Smooth-muscle tumors of the vulva. A clinicopathological study of 25 cases and review of the literature. Am J Surg Pathol. 1996 Jul; 20(7):779-93.
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  109. Nielsen GP, O'Connell JX, Dickersin GR, Rosenberg AE. Collagenous fibroma (desmoplastic fibroblastoma): a report of seven cases. Mod Pathol. 1996 Jul; 9(7):781-5.
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  110. Nielsen GP, Rosenberg AE, Young RH, Dickersin GR, Clement PB, Scully RE. Angiomyofibroblastoma of the vulva and vagina. Mod Pathol. 1996 Mar; 9(3):284-91.
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  111. Nielsen GP, O'Connell JX, Dickersin GR, Rosenberg AE. Chondroid lipoma, a tumor of white fat cells. A brief report of two cases with ultrastructural analysis. Am J Surg Pathol. 1995 Nov; 19(11):1272-6.
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  112. Nielsen GP, Oliva E, Young RH, Rosenberg AE, Dickersin GR, Scully RE. Alveolar soft-part sarcoma of the female genital tract: a report of nine cases and review of the literature. Int J Gynecol Pathol. 1995 Oct; 14(4):283-92.
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  113. Nielsen GP, Dickersin GR, Provenzal JM, Rosenberg AE. Lipomatous hemangiopericytoma. A histologic, ultrastructural and immunohistochemical study of a unique variant of hemangiopericytoma. Am J Surg Pathol. 1995 Jul; 19(7):748-56.
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  114. Golden JA, Nielsen GP, Pober BR, Hyman BT. The neuropathology of Williams syndrome. Report of a 35-year-old man with presenile beta/A4 amyloid plaques and neurofibrillary tangles. Arch Neurol. 1995 Feb; 52(2):209-12.
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  115. Di Salvo TG, Tatter SB, O'Gara PT, Nielsen GP, DeSanctis RW. Fatal intracerebral hemorrhage following thrombolytic therapy of embolic myocardial infarction in unsuspected infective endocarditis. Clin Cardiol. 1994 Jun; 17(6):340-4.
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  116. Nielsen GP, Isaksson HJ, Finnbogason H, Gunnlaugsson GH. Adenocarcinoma of the vermiform appendix. A population study. APMIS. 1991 Jul; 99(7):653-6.
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