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The optimal trackability threshold of fractional anisotropy for diffusion tensor tractography of the corticospinal tract.

• Akira Kunimatsu, Shigeki Aoki, +5 authors Kuni Ohtomo
• Magnetic resonance in medical sciences : MRMS…
• 2004

PURPOSE In order to ensure that three-dimensional diffusion tensor tractography (3D-DTT) of the corticospinal tract (CST), is performed accurately and efficiently, we set out to find the optimal… (More)

Brachial plexus injury: clinical manifestations, conventional imaging findings, and the latest imaging techniques.

• Takeharu Yoshikawa, Naoto Hayashi, +7 authors Kuni Ohtomo
• Radiographics : a review publication of the…
• 2006

Brachial plexus injury (BPI) is a severe neurologic injury that causes functional impairment of the affected upper limb. Imaging studies play an essential role in differentiating between… (More)

Computed tomographic scan of the chest, latex agglutination test and plasma (1AE3)-beta-D-glucan assay in early diagnosis of invasive pulmonary aspergillosis: a prospective study of 215 patients.

• M. Kami, Yuki Tanaka, +8 authors Hirohisha Hirai
• Haematologica
• 2000

BACKGROUND AND OBJECTIVES Blood and radiologic tests are frequently used for diagnosis of invasive pulmonary aspergillosis, but it remains unknown which is more useful for its early diagnosis. Aim of… (More)

Two-dimensional thick-slice MR digital subtraction angiography in the assessment of small to medium-size intracranial arteriovenous malformations

• H. Mori, S. Aoki, +8 authors Kohei Ohtomo
• Neuroradiology
• 2002

Assessment of intracranial arteriovenous malformations (AVMs) by conventional catheter angiography carries risks; moreover, this invasive procedure is often repeated for follow-up. We investigated… (More)

Amyotrophic lateral sclerosis: diffusion tensor tractography and voxel-based analysis.

• Osamu Abe, Haruyasu Yamada, +10 authors Kuni Ohtomo
• NMR in biomedicine
• 2004

The purpose of this study is to investigate whether the diffusional anisotropy of water molecules is disrupted in the pyramidal and extra-pyramidal regions in patients with amyotrophic lateral… (More)

Dendritic cells with immature phenotype and defective function in the peripheral blood from patients with hepatocellular carcinoma.

• Toshiharu Ninomiya, S M Akbar, Tomohiko Masumoto, Naoto Horiike, Miho Onji
• Journal of hepatology
• 1999

BACKGROUND/AIMS Defects and dysfunctions in antigen-presenting dendritic cells have been shown during carcinogenesis. The phenotype and function of dendritic cells have been studied in patients with… (More)

Accuracy of abnormal paraspinal muscle findings on contrast-enhanced MR images as indirect signs of unilateral cervical root-avulsion injury.

• Naoto Hayashi, Tomohiko Masumoto, Osamu Abe, Shigeki Aoki, Kuni Ohtomo, Yasuhito Tajiri
• Radiology
• 2002

PURPOSE To evaluate the accuracy of abnormal magnetic resonance (MR) findings in the paraspinal muscles as indirect signs of nerve-root avulsion injury. MATERIALS AND METHODS Forty-three… (More)

Topography of the human corpus callosum using diffusion tensor tractography.

• Osamu Abe, Yoshitaka Masutani, +7 authors Kuni Ohtomo
• Journal of computer assisted tomography
• 2004

OBJECTIVE To evaluate the crossing fiber trajectory through the corpus callosum using distortion-corrected diffusion tensor tractography in the human brain. METHODS After correcting distortion… (More)

Prospects for multifunctionality of paddy rice cultivation in Japan and other countries in monsoon Asia

• Yosuke Matsuno, K. Nakamura, Tomohiko Masumoto, Hiroshi Matsui, T. Kato, Y. Sato
• Paddy and Water Environment
• 2006

This paper presents a study carried out by a group of Japanese researchers to critically review past researches and discussions on the multifunctionality of paddy rice cultivation, with the aim of… (More)

Induction of CINC (interleukin-8) production in rat liver by non-parenchymal cells.

• Kei Ohkubo, Tomohiko Masumoto, Naoto Horiike, Miho Onji
• Journal of gastroenterology and hepatology
• 1998

The production of interleukin-8 (CINC: cytokine-induced neutrophil chemo-attractant) from different cell populations in the rat liver was studied and cells related to the initiation of CINC… (More)

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