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  1. No Access

    Article

    Fascia patchwork closure for endoscopic endonasal skull base surgery

    With the development of endoscopic technology and surgery, resection of midline skull base tumors has been achieved using endoscopic endonasal skull base (EESB) approaches. EESB approaches reportedly have a gr...

    Yudo Ishii, Shigeyuki Tahara, Yujiro Hattori, Akira Teramoto… in Neurosurgical Review (2015)

  2. No Access

    Protocol

    Quantum Dot-Based In Situ Hybridization and Immunohistochemistry to Detect mRNA and Protein at Subcellular Levels, Comparison with Studies Using Electron Microscopy

    Semiconductor nanocrystals (Quantum dots, Qdots) have advantages of narrow, symmetric emission spectra with multiple resolvable colors that can be excited simultaneously using a single excitation wavelength. T...

    Akira Matsuno M.D., Ph.D., Yudo Ishii, Mineko Murakami… in In Situ Hybridization Methods (2015)

  3. No Access

    Article

    A simple, safe, and effective method of cyst wall removal for Rathke’s cleft cyst

    Shoko Merrit Yamada, Yudo Ishii, Katsumi Hoya, Akira Matsuno in Acta Neurochirurgica (2014)

  4. No Access

    Article

    Endocan, a new invasion and angiogenesis marker of pituitary adenomas

    Angiogenesis plays a crucial role in tumor growth. Recently, endocan has emerged as a new marker of vascular endothelial cells from cancers in other organs. In this study, we elucidated the relationship betwee...

    Fumihiro Matano, Daizo Yoshida, Yudo Ishii, Shigeyuki Tahara… in Journal of Neuro-Oncology (2014)

  5. No Access

    Article

    Molecular status of pituitary carcinoma and atypical adenoma that contributes the effectiveness of temozolomide

    There have been several reports of temozolomide (TMZ) treatment of pituitary carcinomas and atypical adenomas. O6-methyl-guanine-DNA methyltransferase is not the sole molecule determining the sensitivity to TMZ i...

    Akira Matsuno, Mineko Murakami, Katsumi Hoya… in Medical Molecular Morphology (2014)

  6. Article

    Open Access

    Skull base osteosarcoma presenting with cerebrospinal fluid leakage after CyberKnife® treatment: a case report

    CyberKnife® radiation is an effective treatment for unresectable skull base tumors because it can deliver a highly conformational dose distribution to the complex shapes of tumor extensions. There have been few r...

    Shoko Merrit Yamada, Yudo Ishii, So Yamada… in Journal of Medical Case Reports (2013)

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  7. Article

    Open Access

    Advanced therapeutic strategy for radiation-induced osteosarcoma in the skull base: a case report and review

    A review of patients with skull base osteosarcoma secondary to radiation (radiation-induced osteosarcoma: RIOS) of the pituitary tumor shows the mean survival of approximately 7 months (2 weeks – 16 months). T...

    Shoko Merrit Yamada, Yudo Ishii, So Yamada, Shigehiko Kuribayashi… in Radiation Oncology (2012)

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  8. No Access

    Article

    Easy slip-knot: a new simple tying technique for deep sutures

    Knot-tying in the deep operative field is very complicated because of the narrow working space during endoscopic transsphenoidal surgery. We present a novel technique for tying deep knots called the “easy slip...

    Yudo Ishii, Shigeyuki Tahara, Kenichi Oyama, Takayuki Kitamura… in Acta Neurochirurgica (2011)

  9. No Access

    Article

    Immunohistochemical Detection of Somatostatin Receptor (SSTR) Subtypes 2A and 5 in Pituitary Adenoma from Acromegalic Patients: Good Correlation with Preoperative Response to Octreotide

    The aim of this study was to determine the correlation between the expression of somatostatin receptors by immunohistochemistry and the percent suppression of GH levels in the octreotide suppression test.

    Mao Takei, Masanori Suzuki, Hanako Kajiya, Yudo Ishii… in Endocrine Pathology (2007)