Ayhan Ozcan

Summary

Publications

  1. doi request reprint PAX2 and PAX8 expression in primary and metastatic renal tumors: a comprehensive comparison
    Ayhan Ozcan
    Department of Pathology, The Methodist Hospital, Houston, Texas, USA
    Arch Pathol Lab Med 136:1541-51. 2012
  2. ncbi request reprint Nuclear morphometry in the differential diagnosis of eosinophilic renal epithelial tumors
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Anal Quant Cytol Histol 34:145-8. 2012
  3. doi request reprint PAX2 and PAX8 expression in primary and metastatic müllerian epithelial tumors: a comprehensive comparison
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, Etlik, Ankara, Turkey
    Am J Surg Pathol 35:1837-47. 2011
  4. doi request reprint PAX-2 expression in non-neoplastic, primary neoplastic, and metastatic neoplastic tissue: A comprehensive immunohistochemical study
    Qihui Jim Zhai
    Departments of Pathology, The Methodist Hospital, Houston, TX 77030, USA
    Appl Immunohistochem Mol Morphol 18:323-32. 2010
  5. ncbi request reprint PAX-2 is a helpful marker for diagnosing metastatic renal cell carcinoma: comparison with the renal cell carcinoma marker antigen and kidney-specific cadherin
    Ayhan Ozcan
    Department of Pathology, The Methodist Hospital, Houston, TX 77030, USA
    Arch Pathol Lab Med 134:1121-9. 2010
  6. doi request reprint PAX 8 expression in non-neoplastic tissues, primary tumors, and metastatic tumors: a comprehensive immunohistochemical study
    Ayhan Ozcan
    Departments of Pathology, The Methodist Hospital, Houston, TX 77030, USA
    Mod Pathol 24:751-64. 2011
  7. doi request reprint Ozone therapy prevents renal inflammation and fibrosis in a rat model of acute pyelonephritis
    Bahadir Caliskan
    Department of Pediatric Surgery, Gulhane Military Medical Faculty, Etlik, Ankara, Turkey
    Scand J Clin Lab Invest 71:473-80. 2011
  8. doi request reprint PAX-2 in the diagnosis of primary renal tumors: immunohistochemical comparison with renal cell carcinoma marker antigen and kidney-specific cadherin
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, Etlik, Ankara, Turkey
    Am J Clin Pathol 131:393-404. 2009
  9. doi request reprint The effects of medical ozone therapy on renal ischemia/reperfusion injury
    Muzaffer Oztosun
    Health Services Command, Turkish Armed Forces, Ankara, Turkey
    Ren Fail 34:921-5. 2012
  10. doi request reprint The effects of N-acetylcysteine and ozone therapy on oxidative stress and inflammation in acetaminophen-induced nephrotoxicity model
    Fatma Ucar
    Department of Biochemistry, Diskapi Yildirim Beyazit Training and Research Hospital, Diskapi, Ankara, Turkey
    Ren Fail 35:640-7. 2013

Collaborators

Detail Information

Publications25

  1. doi request reprint PAX2 and PAX8 expression in primary and metastatic renal tumors: a comprehensive comparison
    Ayhan Ozcan
    Department of Pathology, The Methodist Hospital, Houston, Texas, USA
    Arch Pathol Lab Med 136:1541-51. 2012
    ..The diagnosis of renal cell carcinoma (RCC) remains problematic, especially in the context of metastasis or small-needle biopsies. PAX2 and PAX8 transcription factors are known to be expressed by several histologic types of renal neoplasms...
  2. ncbi request reprint Nuclear morphometry in the differential diagnosis of eosinophilic renal epithelial tumors
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Anal Quant Cytol Histol 34:145-8. 2012
    ....
  3. doi request reprint PAX2 and PAX8 expression in primary and metastatic müllerian epithelial tumors: a comprehensive comparison
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, Etlik, Ankara, Turkey
    Am J Surg Pathol 35:1837-47. 2011
    ..In contrast, PAX2 expression is always less than PAX8, and exclusive staining for PAX2 is not seen. PAX8 supersedes PAX2 as probably the best epithelial marker hitherto for primary or metastatic müllerian epithelial tumors...
  4. doi request reprint PAX-2 expression in non-neoplastic, primary neoplastic, and metastatic neoplastic tissue: A comprehensive immunohistochemical study
    Qihui Jim Zhai
    Departments of Pathology, The Methodist Hospital, Houston, TX 77030, USA
    Appl Immunohistochem Mol Morphol 18:323-32. 2010
    ..PAX-2 is a sensitive and specific marker for tumors of renal or Müllerian origin in both primary and metastatic contexts...
  5. ncbi request reprint PAX-2 is a helpful marker for diagnosing metastatic renal cell carcinoma: comparison with the renal cell carcinoma marker antigen and kidney-specific cadherin
    Ayhan Ozcan
    Department of Pathology, The Methodist Hospital, Houston, TX 77030, USA
    Arch Pathol Lab Med 134:1121-9. 2010
    ..The diagnosis of metastatic renal cell carcinoma (RCC) remains problematic...
  6. doi request reprint PAX 8 expression in non-neoplastic tissues, primary tumors, and metastatic tumors: a comprehensive immunohistochemical study
    Ayhan Ozcan
    Departments of Pathology, The Methodist Hospital, Houston, TX 77030, USA
    Mod Pathol 24:751-64. 2011
    ..This tissue/cell-specific expression is maintained during both neoplastic transformation and metastasis. PAX 8 is a sensitive and specific marker for tumors of renal, Müllerian, or thyroid origin in both primary and metastatic sites...
  7. doi request reprint Ozone therapy prevents renal inflammation and fibrosis in a rat model of acute pyelonephritis
    Bahadir Caliskan
    Department of Pediatric Surgery, Gulhane Military Medical Faculty, Etlik, Ankara, Turkey
    Scand J Clin Lab Invest 71:473-80. 2011
    ..This study was conducted to evaluate the effect of ozone therapy (OT), as an immunomodulator and antioxidant, on the renal function, morphology and biochemical parameters of oxidative stress in an experimental model of APN in rats...
  8. doi request reprint PAX-2 in the diagnosis of primary renal tumors: immunohistochemical comparison with renal cell carcinoma marker antigen and kidney-specific cadherin
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, Etlik, Ankara, Turkey
    Am J Clin Pathol 131:393-404. 2009
    ..PAX-2 seems to have a significant role in renal neogenesis and may represent a novel therapeutic target...
  9. doi request reprint The effects of medical ozone therapy on renal ischemia/reperfusion injury
    Muzaffer Oztosun
    Health Services Command, Turkish Armed Forces, Ankara, Turkey
    Ren Fail 34:921-5. 2012
    ....
  10. doi request reprint The effects of N-acetylcysteine and ozone therapy on oxidative stress and inflammation in acetaminophen-induced nephrotoxicity model
    Fatma Ucar
    Department of Biochemistry, Diskapi Yildirim Beyazit Training and Research Hospital, Diskapi, Ankara, Turkey
    Ren Fail 35:640-7. 2013
    ..In overdoses, it is associated with nephrotoxicity. We examined the potential protective effects of N-acetylcysteine (NAC) and NAC + ozone therapy (OT) combination against APAP-induced nephrotoxicity...
  11. ncbi request reprint Fascin expression and its potential significance in gastrointestinal stromal tumors
    Ayhan Ozcan
    Gülhane Military Medical Academy Department of Pathology, Etlik, Ankara, Turkey
    Turk J Gastroenterol 22:363-8. 2011
    ..However, there are only a few studies related to its expression in mesenchymal tumors. We investigated fascin expression in gastrointestinal stromal tumors...
  12. doi request reprint Fractal dimension of microvasculature in renal oncocytomas and chromophobe renal cell carcinomas
    Yildirim Karslioglu
    Department of Pathology, Gulhane Military Medical Academy and School of Medicine, Ankara, Turkey
    Pathol Res Pract 205:677-81. 2009
    ..Similar studies investigating larger series are needed before a final conclusion can be made...
  13. doi request reprint N-acetylcysteine ameliorates acute kidney injury but not glomerular hemorrhage in an animal model of warfarin-related nephropathy
    Kyle Ware
    Department of Pathology, The Ohio State University, Columbus, OH 43210, USA
    Am J Physiol Renal Physiol 304:F1421-7. 2013
    ..The dominant mechanism of the AKI of WRN is tubular obstruction by RBC casts with increased oxidative stress in the kidney...
  14. ncbi request reprint Inhibition of inducible nitric oxide synthase prevents shock wave therapy induced renal injury
    Bilal Firat Alp
    Department of Urology, Gulhane Military Medical Faculty, Etlik, Ankara, Turkey
    Ren Fail 36:774-80. 2014
    ..Therefore, we aimed to evaluate the effect of inhibition of nitric oxide (NO) production by N-[3(aminomethyl) benzyl) acetamidine] (1400W), highly selective inducible nitric oxide synthase (iNOS) inhibitor, at SWT-induced kidney damage...
  15. doi request reprint Nuclear planimetry on the samples from cytologically overlapping proliferative breast lesions
    Bulent Kurt
    Gulhane Military Medical Academy and Medical School, Department of Pathology, General Tevfik Saglam Cad, 06018 Ankara, Turkey
    Pathol Res Pract 205:325-9. 2009
    ..However, with a systematic and reproducible selection of the values with a proper "bias", morphometry may provide some discriminatory information in overlapping lesions...
  16. doi request reprint Are we counting mitoses correctly?
    Nuri Yigit
    Gulhane Military Medical Academy and School of Medicine, Department of Pathology, Ankara, Turkey Electronic address
    Ann Diagn Pathol 17:536-9. 2013
    ....
  17. ncbi request reprint Alpha-fetoprotein producing tumor cells in children with Wilms' tumor
    Vural Kesik
    Department of Pediatric Oncology, Gulhane Military Medical Academy, School of Medicine, Ankara, Turkey
    Fetal Pediatr Pathol 29:127-32. 2010
    ..Herein, we report three patients with Wilms tumor whose serum AFP levels were elevated and who had diffuse WT-1 and focal AFP expression in all tumors, immunohistochemically...
  18. doi request reprint Effects of medical ozone therapy on acetaminophen-induced nephrotoxicity in rats
    Suzi Demirbag
    Department of Pediatric Surgery, Gulhane Military Medical Academy, Etlik 06018, Ankara, Turkey
    Ren Fail 32:493-7. 2010
    ..In conclusion, our study results are consistent with encouraging data for ozone therapy on APAP-induced nephrotoxicity in rats by improving antioxidant mechanism and oxidative stress...
  19. ncbi request reprint Lymphoid cell proliferation in renal transplants: biologic and diagnostic implications
    Hulya Akgun
    Department of Pathology, The Methodist Hospital, Houston, TX, USA
    Clin Transplant 21:472-80. 2007
    ..Proliferation of IIC involves predominantly T lymphocytes. These observations provide support for the concept of in situ alloimmunization, and facilitate the diagnosis of ACR...
  20. ncbi request reprint Novel monoclonal antibodies detect Smad-interacting protein 1 (SIP1) in the cytoplasm of human cells from multiple tumor tissue arrays
    Emin Oztas
    Department of Molecular Biology and Genetics, Bilkent University, Ankara, Turkey
    Exp Mol Pathol 89:182-9. 2010
    ..These novel monoclonal antibodies may help elucidate the role of SIP1 in tumor development...
  21. doi request reprint CD138 expression in renal tumors and its usage in the differential diagnosis
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, School of Medicine, Ankara, Turkey
    Turk Patoloji Derg 27:110-5. 2011
    ..This study aims to investigate the possible contribution of CD138 expression in the differential diagnosis of kidney tumors with eosinophilic cytoplasm...
  22. doi request reprint Protective effects of melatonin and S-methylisothiourea on mechlorethamine induced nephrotoxicity
    Zeki Ilker Kunak
    Department of CBRN Defense, Gulhane Military Medical Academy, Ankara, Turkey
    J Surg Res 175:e17-23. 2012
    ..In this study, we aimed to investigate the protective effects of melatonin (MEL) and S-methylisothiourea (SMT) on mechlorethamine (MEC) induced nephrotoxicity...
  23. ncbi request reprint Quantitative evaluation of immunohistochemical staining in gastrointestinal stromal tumors
    Ayhan Ozcan
    Department of Pathology, School of Medicine, Gulhane Military Medical Academy, 06018 Etlik, Ankara, Turkey
    Anal Quant Cytol Histol 29:159-65. 2007
    ..To evaluate the differences among pathologists' interpretations in gastrointestinal stromal tumors (GISTs) and to demonstrate the usefulness of quantitative pathology in the assessment of immunohistochemical staining...
  24. ncbi request reprint Expression of GLUT1 in primary renal tumors: morphologic and biologic implications
    Ayhan Ozcan
    Department of Pathology, Methodist Hospital, Houston, TX 77030, USA
    Am J Clin Pathol 128:245-54. 2007
    ..GLUT1 may be a novel target for immunotherapy and a useful marker in the differential diagnosis and classification of renal tumors...
  25. doi request reprint Nutcracker syndrome in a child with familial Mediterranean fever (FMF) disease: renal ultrastructural features
    Ayhan Ozcan
    Department of Pathology, Gulhane Military Medical Academy, Etlik, Ankara, 06018, Turkey
    Int Urol Nephrol 41:1047-53. 2009
    ..Radiolucent expansion of the lamina rara interna of the glomerular basement membrane in the presenting case would seem to support these data...