Yuji Ohtsuki

Transplantation of bovine adenovirus-induced tumor in hamster (2007)

Ohtsuki, Yuji, Kobayashi, Shoji, Ohmori, Masaki

Bovine adenovirus type 3.induced tumor was transplanted subcutaneously through 25 generations in hamsters. Histological character of the tumors showed no basic differences from the primary one...

Immunohistochemical study of epithelioid hemangioendothelioma in the leg: a case report. (2007)

Liang, Shengben, Ohtsuki, Yuji, Iwata, Jin, Furihata, Mutsuo, Ido, Eiji, Sonobe, Hiroshi

Epithelioid hemangioendothelioma is a relatively rare lesion. Although its histogenesis has been well described, its immunohistochemical characteristics remain controversial. A case of epithelioid...

Pre-elastofibroma-like colonic polyp: another cause of colonic polyp. (2007)

Hayashi, Kazuhiko, Ohtsuki, Yuji, Sonobe, Hiroshi, Iwata, Jun, Furihata, Matsuo, Hikita, Tomonori, ...

We present a case of pre-elastofibroma-like lesion, a kind of elastic-producing fibrous tumor. The small colonic polyp, which was found in a 49-year-old asymptomatic man in association with a large...

Metaplastic bone formation in a hyperplastic polyp of the stomach: a case report. (2007)

Ohtsuki, Yuji, Danbara, Yoshifumi, Takeda, Isao, Takahashi, Kiyoshi, Hayashi, Kazuhiko, Sonobe, Hiroshi, ...

Metaplastic bony tissue along with hyperplastic mucosal epithelium showing no atypism was detected in biopsy materials from a Yamada type I gastric polyp. The tissue was metaplastic woven bone...

Transformation of human fetal thymus and spleen lymphocytes by human t-cell leukemia virus type Ι (2007)

Akagi, Tadaatsu, Ohtsuki, Yuji, Shiraishi, Yukimasa, Miyoshi, Isao

Co-cultivation of human thymus and spleen lymphocytes, which were obtained from 26-week and 27-week fetuses, with a lethally-irradiated human cord T-cell line harboring human T-cell leukemia virus...

Detection of HLA-D-region-associated antigens on the surface of adult T-cell leukemia virus particles by immunoelectron microscopy. (2007)

Ohtsuki, Yuji, Akagi, Tadaatsu, Takeda, Isao, Miyoshi, Isao

To search for lymphocyte marker antigens on the surface of human T-cell leukemia virus (HTLV), an immunoelectron microscopic study was performed on a HTLV-producing human T-cell line, MT-2, using...

Overexpression of c-Met/hepatocyte growth factor receptors in human prostatic adenocarcinoma. (2007)

Inoue, Keiji, Chikazawa, Masakazu, Karashima, Takashi, Liyama, Tatsuo, Kamada, Masayuki, Shuin, Taro, ...

Hepatocyte growth factor (HGF) and c-met proto-oncogene product (c-Met) have varied biological functions in different tissues and have been implicated in mitogenic, motogenic and morphogenic...

Myofibroblasts proliferation of idiopathic and collagen vascular disorders associated nonspecific interstitial pneumonia. (2006)

Niimi, Takashi, Yoshinouchi, Takeo, Ohtsuki, Yuji, Fujita, Jiro, Sato, Shigeki, Sugiura, Yoshiki, ...

Nonspecific interstitial pneumonia (NSIP) has been recognized as a separate histological classification of interstitial lung disease. Similar features are found not only in idiopathic NSIP, but also...

A study on intraalveolar exudates in acute mycoplasma pneumoniae infection. (2006)

Yoshinouchi, Takeo, Ohtsuki, Yuji, Fujita, Jiro, Sugiura, Yoshiki, Banno, Shogo, Sato, Shigeki, ...

Pathologic features of Mycoplasma pneumoniae infection (M. pneumonia) are generally non-specific, and the literature regarding the pathologic features of M. pneumonia with intraalveolar exudates is...

The distribution and number of Leu-7 (CD57) positive cells in lung tissue from patients with pulmonary fibrosis. (2006)

Yamanouchi, Hideo, Ohtsuki, Yuji, Fujita, Jiro, Bandoh, Shuji, Yoshinouchi, Takeo, Ishida, Toshihiko

Leu-7 positive lymphocytes, including natural killer cells, play an important role in the immune system's surveillance function to prevent the development of cancer. The incidence of lung cancer is...

Application of an in Situ PCR hybridization method to detection of human T-lymphotropic virus type I-infected cells in the lung. (2006)

Qiu, Yue, Takeuchi, Tamotsu, Chen, Bing-Kun, Ohtsuki, Yuji

We applied an in situ polymerase chain reaction (PCR) hybridization method in order to detect human T-lymphotropic virus type I-infected cells in routinely-processed paraffin sections of the lung...

Association Between p53 Immunostaining and Cigarette Smoking in Squamous Cell Carcinoma of the Esophagus (2000)

Mizobuchi, Shunji, Furihata, Mutsuo, Sonobe, Hiroshi, Ohtsuki, Yuji, Ishikawa, Tadanori, Murakami, Hiroshi, ...

Background: It is generally accepted that cigarette smoking is closely associated with esophageal squamous cell carcinoma. This study investigated the molecular targets of cigarette smoke in...

p53 mutations in tumor and non-tumor tissues of Thorotrast recipients: a model for cellular selection during radiation carcinogenesis in the liver (1999)

Iwamoto, Keisuke S., Fujii, Shiho, Kurata, Akihiko, Suzuki, Makoto, Hayashi, Tohru, Ohtsuki, Yuji, ...

Concerns over cancer development from exposure to environmental sources of densely ionizing, high linear energy transfer (LET) radiation, such as α-particles from radon, is a current public health...

Skeletrophin, a Novel Ubiquitin Ligase to the Intracellular Region of Jagged-2, Is Aberrantly Expressed in Multiple Myeloma

Takeuchi, Tamotsu, Adachi, Yoshihiro, Ohtsuki, Yuji

Recent research has indicated that ligand-dependent activation of the Notch receptor in stromal cells plays a crucial role in the tumorigenesis of multiple myeloma. Ubiquitination of intracellular...

Expression of SMARCF1, a Truncated Form of SWI1, in Neuroblastoma

Takeuchi, Tamotsu, Nicole, Sophie, Misaki, Akiko, Furihata, Mutsuo, Iwata, Jun, Sonobe, Hiroshi, ...

Previously we cloned and mapped a B120 gene to human chromosome 1p35-36.1 where possible suppressor genes for various neuroendocrine tumors including neuroblastoma have been mapped. Very recently,...

Down-Regulation of a Novel Actin-Binding Molecule, Skeletrophin, in Malignant Melanoma

Takeuchi, Tamotsu, Heng, Henry H. Q., Ye, Christine J., Liang, Sheng-Ben, Iwata, Jun, Sonobe, Hiroshi, ...

In the present study, we cloned and characterized a novel actin-binding molecule, designated skeletrophin, from aggregated neuroblastoma cells. The putative amino acid sequence of human skeletrophin...