abstract：:A 56-year-old male treated for a gastric yolk sac tumor with an adenocarcinomatous component is described. A mixed area of reticular and glandular neoplastic components was morphologically identified in this tumor. Immunohistochemically, the yolk sac tumor expressed alpha-fetoprotein (AFP), placental alkaline phosphat...

journal_title：Pathology international

authors： Suzuki T,Kimura N,Shizawa S,Yabuki N,Yamaki T,Sasano H,Nagura H

更新日期：1999-06-01 00:00:00

abstract：:Conditions of preserving DNA, RNA and protein in pathological specimens are of great importance as degradation of such macromolecules would critically affect results of molecular biological analysis. The feasibility of freeze-drying as a means of preserving pathological tissue samples for molecular analysis has previo...

journal_title：Pathology international

authors： Matsuo S,Sugiyama T,Okuyama T,Yoshikawa K,Honda K,Takahashi R,Maeda S

更新日期：1999-05-01 00:00:00

abstract：:Sarcomatoid carcinoma of the pancreas is an uncommon neoplasm. The immunohistochemical characteristics of this unique type of pancreatic tumor were studied. Histologically, there was diffuse proliferation of atypical spindle cells that had hyperchromatic, short, spindle-shaped nuclei and pale cytoplasm. A few tiny foc...

journal_title：Pathology international

authors： Higashi M,Takao S,Sato E

更新日期：1999-05-01 00:00:00

abstract：:Eight hepatic atypical adenomatous hyperplasias (AH), 30 hepatocellular carcinomas (HCC) consisting of 11 well-, 13 moderately and six poorly differentiated HCC, and 10 intrahepatic cholangiocarcinomas (CC) were investigated immunohistochemically with anti-alpha-fetoprotein (AFP), carcinoembryonic antigen (CEA), CA19-...

journal_title：Pathology international

authors： Tsuji M,Kashihara T,Terada N,Mori H

更新日期：1999-04-01 00:00:00

abstract：:A case of renal adenomatosis of the left kidney associated with a carcinoma of the ipsilateral ureter in a 49-year-old man is examined. One hundred and eight adenomas, which were smaller than 15 mm in diameter, and a single microcarcinoma, which measured 1 mm in diameter, were found in the kidney. Further, there were ...

journal_title：Pathology international

authors： Kizaki T,Ugai K,Hirano H,Gohji K,Fujii A

更新日期：1999-03-01 00:00:00

abstract：:A case of primary esophageal adenocarcinoma in a 64-year-old man is reported. An ulcerating tumor was located in the middle intrathoracic esophagus. Histopathological examination revealed a moderately differentiated adenocarcinoma, which had invaded down to the adventitia. The cancerous tubuli were lined by flattened ...

journal_title：Pathology international

authors： Endoh Y,Miyawaki M,Tamura G,Watanabe H,Motoyama T

更新日期：1999-02-01 00:00:00

abstract：:The origin of histiocyte-like cells in malignant fibrous histiocytoma (MFH) remains controversial. To determine whether histiocyte-like cells and multinucleated giant cells show reactive or neoplastic proliferation, we transplanted human storiform-pleomorphic MFH to nude mice and investigated the origin of histiocyte-...

journal_title：Pathology international

authors： Hatano H,Tokunaga K,Ogose A,Imaizumi S,Hayami T,Yamagiwa H,Hotta T,Endo N,Takahashi HE,Naito M

更新日期：1999-01-01 00:00:00

abstract：:A case of multiple myeloma, who died of congestive heart failure of unknown cause, is presented. Microscopically, Anitschkow cells with caterpillar and owl-eyed nuclei were scattered in the interstitium of the myocardium. To know the pathological significance of their appearance, histological observations of normal, d...

journal_title：Pathology international

authors： Satoh F,Tsutsumi Y

更新日期：1999-01-01 00:00:00

abstract：:Angiomyxomas are a group of relatively rare mesenchymal myxoid tumors. Three types of angiomyxomas have been identified: superficial angiomyxoma, aggressive angiomyxoma and angiomyofibroblastoma. These tumors have a predilection for occurring in the perineum of middle-aged females and are often clinically diagnosed as...

journal_title：Pathology international

authors： Ustun C,Malazgirt Z,Kandemir B,Kocak I,Bolat I,Gumus S

更新日期：1998-12-01 00:00:00

abstract：:A case of intraplacental choriocarcinoma associated with a placental hemangioma is presented. Ultrasonic examination revealed a placental hemangioma at 33 weeks gestation. A cesarean section was performed at 37 weeks gestation. Histological examination showed intraplacental choriocarcinoma associated with the hemangio...

journal_title：Pathology international

authors： Aonahata M,Masuzawa Y,Tsutsui Y

更新日期：1998-11-01 00:00:00

abstract：:Malignant transformation of ovarian mature cystic teratomas is reported to occur in about 1% of cases. The most common malignant evolution is that of squamous cell carcinoma and one of the least common is that of small cell carcinoma. We report a case of distant metastasis from a small cell carcinoma arising in a matu...

journal_title：Pathology international

authors： Lim SC,Choi SJ,Suh CH

更新日期：1998-10-01 00:00:00

abstract：:Hepatocyte growth factor (HGF) is a heterodimeric polypeptide growth factor that has pleiotropic roles, including those of mitogen, motogen and morphogen. The HGF receptor is characterized as a c-Met proto-oncogene product (c-Met), which is a heterodimeric tyrosine kinase receptor. Hepatocyte growth factor acts as a m...

journal_title：Pathology international

authors： Motoi T,Ishida T,Kuroda M,Horiuchi H,Oka T,Matsumoto K,Nakamura T,Machinami R

更新日期：1998-10-01 00:00:00

abstract：:In order to clarify the relationship between cyclin D1 and D2 (CD1/CD2) overexpression and progression, 191 gastric cancer cases (81 early and 110 advanced cancers) were investigated using the 5D4 monoclonal antibody for both CD1/CD2 in immunohistochemistry. 5D4 immunoreactivity was noted in 68 (35.6%) cases, staining...

journal_title：Pathology international

authors： Yasogawa Y,Takano Y,Okayasu I,Kakita A

更新日期：1998-09-01 00:00:00

abstract：:An unusual case of cystic renal cell carcinoma in a 70-year-old Japanese male is reported. He had had a simple renal cyst removed 1 year ago. On presentation the right kidney was surrounded by multiple translucent cysts, which varied in size from 1 to 50 mm. The cyst walls were lined by single-layered cuboidal epithel...

journal_title：Pathology international

authors： Shishikura Y,Furusato M,Aizawa S

更新日期：1998-08-01 00:00:00

abstract：:Multiple injections with a mouse monoclonal anti-rat Thy-1 antibody (five times, at weekly intervals) induced marked glomerular sclerotic lesions which are characterized by adhesion of glomerular capillaries to Bowman's capsule and persistent proteinuria in rats. Abnormal production of type I collagen and increased ac...

journal_title：Pathology international

authors： Yagi M,Yamamoto T,Kato S,Nagano N,Kihara I

更新日期：1998-07-01 00:00:00

abstract：:A case of neuroendocrine carcinoma of the breast with Merkel cell carcinoma-like features occurring in a 38-year-old female is described. A 2.5 x 2.5 x 1.3 cm tumor in the upper-outer quadrant of the right breast was ill-defined, yellowish white and rubbery. Microscopically, the tumor was characterized by a diffuse pr...

journal_title：Pathology international

authors： Fukunaga M

更新日期：1998-07-01 00:00:00

abstract：:A rare case of a macrofollicular variant of papillary thyroid carcinoma occurring in an 18-year-old male is described. The extirpated tumor, 5.5 x 5.5 x 3.5 cm in size, was well demarcated and multinodular, and histopathologically showed a predominantly macrofollicular structure reminiscent of adenomatous goiter or ma...

journal_title：Pathology international

authors： Nakamura T,Moriyama S,Nariya S,Sano K,Shirota H,Kato R

更新日期：1998-06-01 00:00:00

abstract：:The biologic behavior of gastrointestinal stromal tumors is difficult to predict, and they can be best studied in a site-specific fashion. The aims of this study are to analyze the clinicopathologic parameters and assess the prognostic value of p53 (DO-7) and Ki-67 (MIB-1) immunoreactivities in small intestinal stroma...

journal_title：Pathology international

authors： Chang MS,Choe G,Kim WH,Kim YI

更新日期：1998-05-01 00:00:00

abstract：:This report describes a renal tumor with an unusual histology in a 45-year-old woman. The tumor was white in color, different from usual renal cell carcinoma, and mainly consisted of variously shaped tubules formed by flat or cuboid cells within marked edematous stroma. Elaborated branching or tubules arranged in a pa...

journal_title：Pathology international

authors： He Q,Ohaki Y,Mori O,Asano G,Tuboi N

更新日期：1998-05-01 00:00:00

abstract：:A case of small cell carcinoma of the gall-bladder is described. Immunohistochemically, the tumor cells were positive for chromogranin A, synaptophysin and neuronspecific enolase, which suggests that they derived from neuroendocrine cells. The overlying and surrounding epithelium of the tumor showed intestinal metapla...

journal_title：Pathology international

authors： Kuwabara H,Uda H

更新日期：1998-04-01 00:00:00

abstract：:One hundred and fifteen patients with chronic hepatitis C were administered interferon (IFN) and classed into two groups: (i) complete responders (CR), HCV-RNA continuously negative 1 year after treatment; and (ii) non-responders (NR), positive 1 year after treatment. Multivariate analysis comprised eight variables: a...

journal_title：Pathology international

authors： Kim SR,Hayashi Y,Yoon S,Taniguchi M,Yang MK,Kim KI,Kim MM,Saeki K,Nukata I,Imoto S

更新日期：1998-03-01 00:00:00

abstract：:Presented is the first Japanese case of ossifying renal tumor of infancy (ORTI), which is an extremely rare tumor and of which only nine cases have been reported in the literature. The patient was a four-month-old Japanese boy presenting as hematuria. A small nodular tumor (approximately 1 cm in size) protruded into t...

journal_title：Pathology international

authors： Ito J,Shinohara N,Koyanagi T,Hanioka K

更新日期：1998-02-01 00:00:00

abstract：:Nucleobindin (Nuc) was originally found to be an enhancement factor of anti-DNA antibody production secreted by a lymphoid cell line derived from a lymphoproliferative MRL/lpr mouse. It has been shown that Nuc has a unique structure containing a DNA- and two calcium-binding domains, and a leucine zipper motif, but its...

journal_title：Pathology international

authors： Kubota T,Miyauchi M,Miura K,Hirokawa G,Awaya A,Miyasaka N,Kurosawa Y,Kanai Y,Maruyama K

更新日期：1998-01-01 00:00:00

abstract：:An unusual case of uterine clear cell tumor is reported in a 56-year-old woman. The neoplasm was identified as a peculiar low-grade leiomyosarcoma, composed mainly of watery, clear large cells with round, fairly regular nuclei. No appreciable pleomorphism or high mitotic activity was noted. There was no necrosis. The ...

journal_title：Pathology international

authors： Karpuz V,Joris F,Letovanec N,Branchmanski F,Kapanci Y

更新日期：1998-01-01 00:00:00

abstract：:Malignant lymphoma arising in the stomach of a 23-year-old Japanese man with systemic sarcoidosis is presented. The patient was followed because of systemic sarcoidosis involving the lungs, eyes, and lymph nodes. Biopsy specimens from the stomach were repeated because of recurrent epigastralgia and multiple ulceration...

journal_title：Pathology international

authors： Fukuda T,Sato K,Tachikawa S,Ohnuki K,Ohtani H,Suzuki T

更新日期：1997-12-01 00:00:00

abstract：:A unique case of duodenal stromal tumor in a 51-year-old man is reported. The tumor histologically showed spindle cell proliferation and numerous eosinophilic globules. Most globules were composed of tangled 45 nm thick fibrils, which were ultrastructurally identical to 'skeinoid fibers'. The presence of glycogen gran...

journal_title：Pathology international

authors： Matsukuma S,Doi M,Suzuki M,Ikegawa K,Sato K,Kuwabara N

更新日期：1997-11-01 00:00:00

abstract：:S-100 protein, a dimer of S-100 alpha and S-100 beta subunits (S-100 alpha and S-100 beta), is widely distributed in human tissue, and several papers describing S-100 protein expression in follicular cells of the thyroid have been published. In the present study, 105 cases of thyroid carcinoma (of which 96 were papill...

journal_title：Pathology international

authors： Nishimura R,Yokose T,Mukai K

更新日期：1997-10-01 00:00:00

abstract：:Epstein-Barr virus (EBV) has been implicated as a causal virus of gastric cancer with episomal monoclonality, elevated antibodies and a unique morphologic expression in the early intramucosal stage, but the infection mechanisms have not been demonstrated. EBV has been shown only in the cancerous lesions by the highly ...

journal_title：Pathology international

authors： Arikawa J,Tokunaga M,Tashiro Y,Tanaka S,Sato E,Haraguchi K,Yamamoto A,Toyohira O,Tsuchimochi A

更新日期：1997-10-01 00:00:00

abstract：:Bcl-6 protein is a recently identified novel transcription factor whose deregulated expression is associated with diffuse large B cell lymphomas. It was recently shown by us that the protein is located in germinal center B cells and their neoplastic counterparts. In the present study, the expression of bcl-6 protein o...

journal_title：Pathology international

authors： Kanazawa N,Moriyama M,Onizuka T,Sugawara K,Mori S

更新日期：1997-09-01 00:00:00

abstract：:A case of a 66-year-old Japanese woman with two synchronous urinary bladder tumors, namely verrucous carcinoma and poorly differentiated squamous cell carcinoma, is described. Both tumors were accompanied by widespread squamous metaplasia in the background and unassociated with bilharzial infection. The poorly differe...

journal_title：Pathology international

authors： Oida Y,Yasuda M,Kajiwara H,Onda H,Kawamura N,Osamura RY

更新日期：1997-09-01 00:00:00

abstract：:YU-311 is a monoclonal antibody that reacts with a human leukemia cell line resistant for cytosine arabinoside and that identifies a 92 kDa membrane protein. The reactivity of YU-311 in normal organs, various non-hematopoietic tumors and in mast cell tumors in formalin-fixed, paraffin-embedded specimens was examined u...

journal_title：Pathology international

authors： Fukuda T,Kamishima T,Kakihara T,Yamada T,Matsumoto K,Uchiyama M,Suzuki T

更新日期：1997-08-01 00:00:00

abstract：:Gastric lipomas are uncommon lesions, usually single and located in the antrum. Common symptoms include upper digestive bleeding, anemia, and intestinal obstruction. Alternatively, they may remain asymptomatic, and detectable only at autopsy. A case of a 72-year-old man, who died of myocardial infarction, was found at...

journal_title：Pathology international

authors： Ventura L,Leocata P,Guadagni S,Ventura T

更新日期：1997-08-01 00:00:00

abstract：:The effects of traditional Chinese medicine (Sairei-to) on experimental glomerulonephritis induced in rats by monoclonal antibody (mAb) 1-22-3 injection was examined. The level of proteinuria in the Sairei-to-treated group was significantly lower than that in the PBS treated group. This suppressive effect was caused b...

journal_title：Pathology international

authors： Li P,Kawachi H,Morioka T,Orikasa M,Oite T,Shi ZS,Shimizu F

更新日期：1997-07-01 00:00:00

abstract：:A case of small cell carcinoma arising in the outer urethral orifice is presented. The resected tumor showed a proliferation of small round or fusiform neoplastic cells in the submucosa. Tumor cells were arranged in sheets or a trabecular manner and possessed markedly hyperchromatic nuclei with a high N:C ratio, close...

journal_title：Pathology international

authors： Fukuda T,Kamishima T,Saito T,Itoh S,Suzuki T

更新日期：1997-07-01 00:00:00

abstract：:Many new members of the S-100 genes are known to be associated with cell differentiation, malignant transformation, and cell cycle. Of the S-100 genes examined in the present study, calcyclin, calpactin I light chain and calvasculin were expressed in most human epithelial tumor cells, and their expression levels diffe...

journal_title：Pathology international

authors： Matsumoto T,Murao S,Kito K,Kihana T,Matsuura S,Ueda N

更新日期：1997-06-01 00:00:00

abstract：:Two cases of endometrial low-grade stromal sarcoma with ovarian sex cord-like differentiation occurring in a 39-year-old woman and a 42-year-old woman are presented. Both tumors, which were intramyometrial and measured 7.5 cm and 7.0 cm in greatest diameter, respectively, showed a multinodular, ill-demarcated, and yel...

journal_title：Pathology international

authors： Fukunaga M,Miyazawa Y,Ushigome S

更新日期：1997-06-01 00:00:00

abstract：:The Association of Directors of Anatomic and Surgical Pathology have developed recommendations for the surgical pathology reporting of common malignant tumors. The recommendations for carcinomas of the urinary bladder are reported herein. ...

journal_title：Pathology international

authors：

更新日期：1997-05-01 00:00:00

abstract：:The copper and iron status in the liver of non-tumor bearing Long-Evans Cinnamon (LEC) rats (average age 17 months) was investigated. A direct quantitation of loosely-bound copper and iron was also investigated by using a chelating agent, nitrilotriacetic acid (NTA-chelatable free copper and iron). Besides the total c...

journal_title：Pathology international

authors： Ma Y,Zhang D,Kawabata T,Kiriu T,Toyokuni S,Uchida K,Okada S

更新日期：1997-04-01 00:00:00

abstract：:The Association of Directors of Anatomic and Surgical Pathology has developed recommendations for the surgical reporting of common malignant tumors. The recommendations for prostatic carcinoma are reported herein. ...

journal_title：Pathology international

authors：

更新日期：1997-04-01 00:00:00

abstract：:The localization of endothelin (ET)-1/big ET-1, ET-3/big ET-3, ET-A and ET-B receptor was immunohistochemically examined in human adrenal glands composed of 36 normal cases, nine hyperplasia, 70 adenomas and seven carcinomas of cortical cells. In normal adrenals, ET-1/big ET-1 and ET-B receptor were regularly detected...

journal_title：Pathology international

authors： Hiraki H,Hoshi N,Hasegawa H,Tanigawa T,Emura I,Seito T,Yamaki T,Fukuda T,Watanabe K,Suzuki T

更新日期：1997-02-01 00:00:00