Identification of oncocytic lesions of salivary glands by anti-mitochondrial immunohistochemistry.

abstract：AIMS:Hodgkin lymphoma treatments are largely based on the generation of reactive oxygen species, but increased expression of antioxidant enzymes may contribute to chemoresistance. The aims of this study were: to define the extent and prognostic value of oxidative stress marker and antioxidant enzyme expression in Hodgk...

journal_title：Histopathology

authors： Bur H,Haapasaari KM,Turpeenniemi-Hujanen T,Kuittinen O,Auvinen P,Marin K,Koivunen P,Sormunen R,Soini Y,Karihtala P

更新日期：2014-09-01 00:00:00

abstract：:Analgesic nephropathy is known to have a high incidence in Australia where, following the experience in Scandinavia, reports have been published for some time recording the association between analgesic nephropathy and urothelial malignancies. The morbid anatomical features of analgesic nephropathy are now sufficientl...

journal_title：Histopathology

authors： Lomax-Smith J,Seymour AE

更新日期：1980-05-01 00:00:00

abstract：AIMS:Fos-related antigen 1 (Fra-1) is a member of the activator protein 1 (AP-1) transcription factor family. Our objective was to evaluate the role of Fra-1 expression in breast carcinoma progression and prognosis. METHODS AND RESULTS:Fra-1 expression was investigated by immunohistochemistry in two tissue microarrays...

journal_title：Histopathology

authors： Logullo AF,Stiepcich MM,Osório CA,Nonogaki S,Pasini FS,Rocha RM,Soares FA,Brentani MM

更新日期：2011-03-01 00:00:00

abstract：AIMS:Pulmonary Langerhans cell histiocytosis (PLCH) is an idiopathic cigarette smoking-related disorder of the lung. Molecular changes in cellular or fibrotic stages of PLCH have not been investigated. We studied the prevalence of extracellular signal-regulated kinase (ERK) pathway mutations in different PLCH stages an...

journal_title：Histopathology

authors： Kamionek M,Ahmadi Moghaddam P,Sakhdari A,Kovach AE,Welch M,Meng X,Dresser K,Tomaszewicz K,Cosar EF,Mark EJ,Fraire AE,Hutchinson L

更新日期：2016-09-01 00:00:00

abstract：:Tylosis is an autosomal dominant inherited defect of keratinization, associated in two Liverpool families with a high risk of developing oesophageal squamous carcinoma. In 29 individuals, followed by regular endoscopy and biopsy, we have noted several morphological abnormalities of the epithelium in this pre-cancerous...

journal_title：Histopathology

authors： Ashworth MT,Nash JR,Ellis A,Day DW

更新日期：1991-10-01 00:00:00

abstract：AIMS:To study the pathogenesis of tumoral calcinosis (TC), we investigated 111 cases registered in Zaire over 30 years. METHODS AND RESULTS:The patients were 108 black Africans and three Caucasians between 3 and 74 years of age (mean, 37.7; median, 39). The gender was known in 33 males and 46 females; in 79 the gender...

journal_title：Histopathology

authors： Pakasa NM,Kalengayi RM

更新日期：1997-07-01 00:00:00

abstract：AIMS:To investigate the role of BNIP3, a 19-kDa interacting protein of the Bcl-2 family, alongside Bcl-2 in follicular lymphoma in comparison with reactive lymphoid hyperplasia. The results were compared with those from p53 and caspase-3 (apoptotic markers) and Ki67 (proliferation marker). METHODS AND RESULTS:Immunohi...

journal_title：Histopathology

authors： Sington J,Giatromanolaki A,Campo L,Turley H,Pezzella F,Gatter KC

更新日期：2007-04-01 00:00:00

abstract：AIMS:Different methods to substage extraprostatic extension (EPE) were correlated with biochemical recurrence (BCR) after radical prostatectomy (RP). METHODS AND RESULTS:  A total of 157 consecutive RP specimens with EPE were completely embedded. Twenty-three patients with adjuvant therapy or detectable postoperative ...

journal_title：Histopathology

authors： van Veggel BA,van Oort IM,Witjes JA,Kiemeney LA,Hulsbergen-van de Kaa CA

更新日期：2011-10-01 00:00:00

abstract：:This histogenesis of cystic mucinous ovarian tumours is still controversial. It has been proposed that these neoplasms may arise from metaplastic ovarian surface epithelium. Others have suggested that these tumours represent monophyletic (intestinal) types of teratoma. Against this background we have studied the prese...

journal_title：Histopathology

authors： Louwerens JK,Schaberg A,Bosman FT

更新日期：1983-05-01 00:00:00

abstract：AIMS:To evaluate the immunoexpression of cyclin A1 in pT1 urothelial carcinomas of the bladder (UC) from a cohort of patients treated by transurethral resection of the bladder (TURB), to determine its value in predicting tumour recurrence, tumour progression, or systemic metastases. METHODS AND RESULTS:Five tissue mic...

journal_title：Histopathology

authors： Munari E,Chaux A,Maldonado L,Compérat E,Varinot J,Bivalacqua TJ,Hoque MO,Netto GJ

更新日期：2015-01-01 00:00:00

abstract：:High levels of bcl-2 protein have been found in a wide variety of human cancers. Since p53 gene inactivation occurs in over half of human cancers, it is possible that loss of p53-mediated repression of bcl-2 gene expression accounts, at least in part, for the frequent abnormalities in bcl-2 protein production seen in ...

journal_title：Histopathology

authors： Harn HJ,Ho LI,Liu CA,Liu GC,Lin FG,Lin JJ,Chang JY,Lee WH

更新日期：1996-04-01 00:00:00

abstract：:In this study breast tissue that contained ultrastructural dense core granules has been examined from 24 patients. The possible neuroendocrine characteristics of the granules were studied using the uranaffin reaction and an ultrastructural argyrophil stain. The tissue included 15 breast carcinomas and nine benign samp...

journal_title：Histopathology

authors： Hopkinson HE,Battersby S,Anderson TJ

更新日期：1987-11-01 00:00:00

abstract：AIM:Although the World Health Organization (WHO) histological criteria distinguishing benign from atypical and malignant meningioma are clear, discerning benign from atypical meningioma is still somewhat difficult, leading to interobserver diagnostic variability. Osteopontin (OPN) and cortactin play important roles in ...

journal_title：Histopathology

authors： Lin CK,Tsai WC,Lin YC,Hueng DY

更新日期：2012-01-01 00:00:00

abstract：AIMS:NTRK gene rearranged sarcomas are emerging as a distinct class of sarcomas of particular importance in the era of targeted therapy. In this study we used Array Comparative Genomic Hybridisation (aCGH) to explore the cytogenetic profile of 6 adult soft tissue sarcomas harbouring NTRK gene fusions. METHODS AND RESU...

journal_title：Histopathology

authors： Vargas AC,Mesbah Ardakani N,Wong DD,Maclean FM,Kattampallil J,Boyle R,Santos L,Gill AJ

更新日期：2020-10-31 00:00:00

abstract：:Thirty-two cases of mucoepidermoid carcinoma of the salivary glands were studied in order to characterize the expression of simple mucin-type carbohydrate antigens T, Tn and sialosyl-Tn and to evaluate its implication for tumour histogenesis. Monoclonal antibodies of known specificity were used on formalin-fixed, para...

journal_title：Histopathology

authors： Fonseca I,Costa Rosa J,Félix A,Therkildsen MH,Mandel U,Soares J

更新日期：1994-12-01 00:00:00

abstract：:We report three cases of an unusual primary carcinoma of the liver composed of small cells. The patients were adult males (56 to 89 years) who presented with jaundice, weight loss and abdominal discomfort. Surgery was attempted in one case. Clinical evolution was rapid, with death ensuing between 1 and 5 months after ...

journal_title：Histopathology

authors： Zanconati F,Falconieri G,Lamovec J,Zidar A

更新日期：1996-11-01 00:00:00

abstract：:12E7 is a monoclonal antibody to the MIC2 gene product and can be applied to formalin-fixed, paraffin-embedded tissue. The diagnostic utility of 12E7 as a marker of Ewing's sarcoma and peripheral neuroectodermal tumour was assessed. Immunocytochemical studies were performed on 120 small round-cell tumours from childre...

journal_title：Histopathology

authors： Ramani P,Rampling D,Link M

更新日期：1993-12-01 00:00:00

abstract：:A large variety of lymphoma types may develop as primary intestinal neoplasms in the small intestines or, less often, in the colorectum. Among these are a few entities such as enteropathy-associated T-cell lymphoma or immunoproliferative small intestinal disease that, essentially, do not arise elsewhere than in the ga...

journal_title：Histopathology

authors： Foukas PG,de Leval L

更新日期：2015-01-01 00:00:00

abstract：:Occasional biopsies of genital lesions due to chancroid, secondary syphilis (the condyloma latum) and granuloma inguinale are encountered in routine histopathological practice. These lesions have specific microscopical appearances enabling a confident, or at least a presumptive, diagnosis to be made in most cases, yet...

journal_title：Histopathology

authors： Freinkel AL

更新日期：1987-08-01 00:00:00

abstract：:Anaplastic choroid plexus carcinoma is a tumour with a predilection for the posterior fossa of infants and can be difficult to distinguish histologically from medulloblastoma without the aid of immunocytochemistry using a panel of antibodies. Of a series of 17 choroid plexus carcinomas (five of which were classed as m...

journal_title：Histopathology

authors： Newbould MJ,Kelsey AM,Arango JC,Ironside JW,Birch J

更新日期：1995-02-01 00:00:00

abstract：AIMS:Owing to their close embryological relationship, soft tissue perineurioma and meningioma may closely mimic each other, not only histologically but also by immunohistochemistry. We aimed to compare the frequency of perineurial marker expression in these two entities, and to determine whether somatostatin receptor 2...

journal_title：Histopathology

authors： Agaimy A,Buslei R,Coras R,Rubin BP,Mentzel T

更新日期：2014-07-01 00:00:00

abstract：:We have reviewed 60 liver specimens from 47 patients with the diagnosis of incomplete septal cirrhosis observed between 1968 and 1987. In reaching this diagnosis evaluation of the following histological features appeared to be helpful: parenchymal nodularity, thin incomplete septa, hypoplastic portal tracts, increased...

journal_title：Histopathology

authors： Sciot R,Staessen D,Van Damme B,Van Steenbergen W,Fevery J,De Groote J,Desmet VJ

更新日期：1988-12-01 00:00:00

abstract：AIMS:NUT carcinoma, a rare aggressive tumor driven by NUTM1 rearrangements, often involves the lung/mediastinum and shows squamous differentiation. We encountered an index patient with a thoracic NUT carcinoma diagnosed by molecular testing, demonstrating extensive pleural involvement and diffuse TTF-1 expressions init...

journal_title：Histopathology

authors： Hung YP,Chen AL,Taylor MS,Huynh TG,Kem M,Selig MK,Nielsen GP,Lennerz JK,Azzoli CG,Dagogo-Jack I,Kradin RL,Mino-Kenudson M

更新日期：2020-11-24 00:00:00

abstract：:Expression of tenascin, type IV collagen and laminin during human intrahepatic bile duct development and in cholangiocarcinoma was examined by immunohistochemistry. In the developing hilar bile ducts, tenascin was expressed in the mesenchyme around the epithelial cells migrating from the ductal plate into the mesenchy...

journal_title：Histopathology

authors： Terada T,Nakanuma Y

更新日期：1994-08-01 00:00:00

abstract：AIMS:The cadherin-catenin complex is known to play a critical role in maintenance of cell adhesion. Additionally beta-catenin (beta-ct) can also take part in signal transduction and nuclear beta-ct expression could be correlated with poor prognosis in several malignancies. Since, in gastric cancer, this role of beta-ct...

journal_title：Histopathology

authors： Grabsch H,Takeno S,Noguchi T,Hommel G,Gabbert HE,Mueller W

更新日期：2001-08-01 00:00:00

abstract：AIMS:Trichoblastic carcinomas (malignant trichoblastomas) are rare and poorly documented neoplasms characterized by malignant transformation of a pre-existing benign trichoblastoma and subdivided histologically into low- and high-grade tumours. While morphologically low-grade trichoblastic carcinomas show an indolent b...

journal_title：Histopathology

authors： Mehta A,Davey J,Wiedemeyer K,Brenn T

更新日期：2021-01-03 00:00:00

abstract：AIMS:We sought to delineate and describe three cases of a distinctive mesenchymal neoplasm of the vulva showing adipocytic differentiation and affecting young patients. METHODS AND RESULTS:In three patients between 13 and 38 years of age, the vulvar tumours had well-circumscribed borders and ranged in size from 35 to ...

journal_title：Histopathology

authors： Lae ME,Pereira PF,Keeney GL,Nascimento AG

更新日期：2002-06-01 00:00:00

abstract：:Four cases of endocrine neoplasia within fibroadenomas of the breast are described. The tumours are identifiable by light microscopic, silver impregnation and ultrastructural studies. Argyrophilia and the presence of dense-core granules establish the identity of this tumour type. The differential diagnosis from, and p...

journal_title：Histopathology

authors： Eusebi V,Azzopardi JG

更新日期：1980-07-01 00:00:00

abstract：:Muciphages (mucin-containing macrophages), first described in 1966 by Azzopardi & Evans, are a common feature of biopsies of large intestinal mucosa, even in the absence of other abnormalities such as active inflammation or evidence of chronic inflammatory bowel disease. Should they be mentioned in diagnostic reports?...

journal_title：Histopathology

authors： Shepherd NA

更新日期：2000-06-01 00:00:00

abstract：:In the course of running two clinical trials between 1966 and 1985, data became available for 1315 patients, 713 in the first trial and 602 patients in the second trial, which has allowed comparison between histological findings in laryngeal and hypopharyngeal carcinoma, the observed survival and the tumour-free rates...

journal_title：Histopathology

authors： Wiernik G,Millard PR,Haybittle JL

更新日期：1991-11-01 00:00:00