Ultrastructural changes in epithelial cells of rats exposed to low concentration of hydrogen sulfide for 50 days.

abstract：:A 15-year-old girl presented with a small, indolent mass near the knee joint. Light microscopy revealed a peculiar myxoid plexiform tumor composed of cytologically bland cells. Interpretation of the initial biopsy material was controversial. Subsequent immunohistochemical studies revealed tumor cells to be strongly re...

journal_title：Ultrastructural pathology

authors： Weidner N,Nasr A,Johnston J

更新日期：1993-05-01 00:00:00

abstract：:Three cases of adamantinomatous craniopharyngiomas were examined by light and electron microscopy and special attention was paid to the formation of ossified tissue. The tumors were composed of neoplastic epithelial cells with keratinized cell nests and fibrous connective tissue. Keratinized cell masses sometimes dire...

journal_title：Ultrastructural pathology

authors： Sato K,Kubota T

更新日期：1999-11-01 00:00:00

abstract：:Four cases of epithelioid hemangioendothelioma of bone--a borderline malignant tumor of vascular origin--were studied ultrastructurally and immunohistochemically. The epithelioid tumor cells were positive for vimentin, polyclonal and monoclonal cytokeratins, and the endothelial markers factor VIII-related antigen (FVI...

journal_title：Ultrastructural pathology

authors： van Haelst UJ,Pruszczynski M,ten Cate LN,Mravunac M

更新日期：1990-03-01 00:00:00

abstract：:Electron microscopy is an essential component of myopathology, both in diagnostics and research of neuromuscular diseases. Although recently reduced in the diagnostic armamentarium, it has greatly been expanded to mouse models in research. Mostly it is descriptive, but a few additional techniques in combination with t...

journal_title：Ultrastructural pathology

authors： Goebel HH,Stenzel W

更新日期：2013-10-01 00:00:00

abstract：:The ultrastructure of 10 myxoid liposarcomas from 9 patients is presented. Features closely resembling those of developing fetal adipose tissue were seen in all tumors. THe various cell types identified ranged from undifferentiated cells to typical multivacuolated and univacuolated lipoblasts. In addition, a secretory...

journal_title：Ultrastructural pathology

authors： Battifora H,Nunez-Alonso C

更新日期：1980-04-01 00:00:00

abstract：:Liesegang rings are concentric noncellular lamellar structures, occasionally found in inflammatory tissues. They have been confused with various parasites, algas, calcification, and psammoma bodies. The authors examined Liesegang rings from oral inflammatory cysts by both optical and confocal laser scanning microscopy...

journal_title：Ultrastructural pathology

authors： Scivetti M,Lucchese A,Crincoli V,Pilolli GP,Favia G

更新日期：2009-03-01 00:00:00

abstract：:Elastofibromas have been described as ill-defined tumors, composed of fibroblastic stromal cells and a dense collagenous stroma. A total of 5 elastofibromas from 4 Japanese patients were examined by ultrastructural and immunohistochemical methods. The proliferating fibroblastic stromal cells in the lesion showed Cx43-...

journal_title：Ultrastructural pathology

authors： Yamazaki K

更新日期：2007-05-01 00:00:00

abstract：:The aim of this study was to examine the effect of the different protein supports in the cryopreservation solution on improving human ovarian tissue preservation after frozen-thawed procedures. Biopsies of ovarian cortical tissue were obtained from 14 subjects. All specimens were cryopreserved using a slow freezing/ra...

journal_title：Ultrastructural pathology

authors： Fabbri R,Pasquinelli G,Bracone G,Orrico C,Paradisi R,Seraccioli R,Venturoli S

更新日期：2006-07-01 00:00:00

abstract：:Peeling skin syndrome is a rare dermatosis characterized by spontaneous and painless peeling of the skin. The authors report two patients with history of spontaneous, asymptomatic, and noninflammatory peeling skin of the acral surfaces after soaking in water. On light microscopy, blisters were located in the mid layer...

journal_title：Ultrastructural pathology

authors： García EG,Carreño RG,Martínez González MA,Reyes JJ

更新日期：2005-01-01 00:00:00

abstract：:This report describes the light (LM) and electron microscopic (EM) features and the results of an indirect immunofluorescence study (IF), the latter using monoclonal and monospecific antibodies to cytoskeletal proteins, of a malignant, invasive and metastatic breast myoepithelioma. A 53-year-old female underwent maste...

journal_title：Ultrastructural pathology

authors： Schürch W,Potvin C,Seemayer TA

更新日期：1985-01-01 00:00:00

abstract：:The drugs cisplatin and gentamicin are used for treatment of various cancer patients suffering from infection. The authors report a detailed electron microscopic study of blood vessels in stria vascularis of guinea pigs after treatment with cisplatin alone and in combination with gentamicin. The most distinctive featu...

journal_title：Ultrastructural pathology

authors： Kohn S,Fradis M,Podoshin L,Ben-David J,Zidan J,Robinson E

更新日期：1997-05-01 00:00:00

abstract：:The aim of this study was to investigate the myotoxic effects of bupivacaine, ropivacaine, and levobupivacaine which were applied intramuscularly to rat skeletal muscle. Forty Wistar-Albino rats were divided into four groups. In the study, .5% bupivacaine (Group B), .5% ropivacaine (Group R), .5% levobupivacaine (Grou...

journal_title：Ultrastructural pathology

authors： Öz Gergin Ö,Yıldız K,Bayram A,Sencar L,Coşkun G,Yay A,Biçer C,Özdamar S,Polat S

更新日期：2015-05-01 00:00:00

abstract：:A metastasizing carcinoid of the gastric stump found 25 years after Billroth II gastric resection for duodenal ulcer is described. Electron microscopy and optical endocrine cell staining proved the tumor to be composed of enterochromaffinlike (ECL) cells. This unusual combination further shows that, at variance with m...

journal_title：Ultrastructural pathology

authors： D'Adda T,Azzoni C,Franzé A,Bordi C

更新日期：1991-05-01 00:00:00

abstract：:Microsporidia are ubiquitous obligate eukaryotic intracellular parasites that are now felt to be more akin to degenerate fungi than to protozoa. Microsporidia can be highly pathogenic, causing a broad range of symptoms in humans, especially individuals who are immunocompromised. The vast majority of human cases of mic...

journal_title：Ultrastructural pathology

authors： Orenstein JM,Russo P,Didier ES,Bowers C,Bunin N,Teachey DT

更新日期：2005-05-01 00:00:00

abstract：:Cellular (c) fibronectins (Fn) differ biochemically, immunologically, and functionally from plasma fibronectins (pFn). Most existing data on Fn distribution in the normal and diseased liver require revision because those studies were based on reagents that did not distinguish pFn from cFn and predated the development ...

journal_title：Ultrastructural pathology

authors： Koukoulis GK,Shen J,Virtanen I,Gould VE

更新日期：1995-01-01 00:00:00

abstract：:Motor end plates of the intrinsic laryngeal muscles in amyotrophic lateral sclerosis (ALS) were examined light and electron microscopically. Light microscopically, typical neurogenic changes such as small angulated fibers and grouped atrophy were found in the intrinsic laryngeal muscles. Acetylcholinesterase (AchE) ac...

journal_title：Ultrastructural pathology

authors： Yoshihara T,Ishii T,Iwata M,Nomoto M

更新日期：1998-03-01 00:00:00

abstract：:The ultrastructural appearance of an endometrial stromal nodule with prominent smooth and skeletal muscle differentiation is described. This is the first reported case of endometrial stromal nodule with a heterologous skeletal muscle component and emphasizes the value of electron microscopy and its correlation with im...

journal_title：Ultrastructural pathology

authors： Lloreta J,Prat J

更新日期：1993-05-01 00:00:00

abstract：:Electrophoresis revealed two cases of malignant lymphoma that each contained three M-proteins (IgM lambda.lgG kappa.lgG lambda and IgM lambda.IgM kappa.lgG kappa) in the sera. To determine cellular origin of each M-protein, atypical lymphoid and plasmacytoid cells of both cases were examined by electron microscopy. At...

journal_title：Ultrastructural pathology

authors： Saito N,Hirai K,Torimoto Y,Taya N,Kohgo Y,Takemori N,Tokuyasu Y,Miyokawa N

更新日期：1998-11-01 00:00:00

abstract：:Pleomorphic liposarcoma (PL) is the least common subtype of liposarcoma, displaying a lipoblastic, malignant fibrous histiocytoma (MFH)-like and, less frequently, an epithelioid growth pattern. The epithelioid morphology in PL is still underrecognized and may closely simulate other epithelial neoplasms, mainly adrenal...

journal_title：Ultrastructural pathology

authors： Huang HY,Antonescu CR

更新日期：2002-09-01 00:00:00

abstract：:We describe in this work the presence of extracellular vesicles (EVs) along different cell types, especially cordocytes, in various clinical conditions of the human brain (atherothrombotic disease, cerebral tumors, hygroma durae matris, intracerebral cysts, Moyamoya disease and parenchymatous hematoma) using transmiss...

journal_title：Ultrastructural pathology

authors： Pais V,Pais ES

更新日期：2015-05-01 00:00:00

abstract：:Ultrastructural findings in three cases of gastric carcinoma with coagulative necrosis are reviewed with special emphasis on microvascular changes. Intratumoral microvasculature revealed more or less stabilized vessels. Some were characterized by a close association between pericytes and endothelial cells, whereas oth...

journal_title：Ultrastructural pathology

authors： Caruso RA,Fedele F,Finocchiaro G,Pizzi G,Nunnari M,Gitto G,Fabiano V,Rigoli L

更新日期：2008-09-01 00:00:00

abstract：:Weber-Christian disease (W-CD) is associated with relapsing nodular panniculitis and a variety of systemic findings. Renal parenchymal involvement has been rarely reported. The authors describe a case of nephrotic syndrome in an African-American man with a W-CD flare. The patient had chills and low-grade fever with pa...

journal_title：Ultrastructural pathology

authors： Sterling KA,Karam S,Taylor N,Cathro HP

更新日期：2012-12-01 00:00:00

abstract：:Giant cell carcinoma of the lung (GCCL) is an uncommon and extremely aggressive variant of lung cancer. Characteristic microscopic findings include marked pleomorphism, aggregates of mononucleated or multinucleated giant cells (or both), a general lack of architectural cohesiveness, extensive necrosis, and endocytosis...

journal_title：Ultrastructural pathology

authors： Chejfec G,Candel A,Jansson DS,Warren WH,Koukoulis GK,Gould JE,Manderino GL,Gooch GT,Gould VE

更新日期：1991-03-01 00:00:00

abstract：:The clinical, histopathological, and electron microscopic features of an unusual case of xanthogranulomatous appendicitis are reported. The patient, a 37-year-old female, presented with typical signs of acute appendicitis and the appendix appeared slightly dilated at laparatomy. The histopathological sections showed n...

journal_title：Ultrastructural pathology

authors： Munichor M,Kerner H,Cohen H,Bickel A,Iancu TC

更新日期：2000-01-01 00:00:00

abstract：:The term "neuronal ceroid lipofuscinosis" (NCL) describes a complex of inherited neurodegenerative conditions associated with storage of lipopigments in brain tissue. In 1989 Dyken proposed a classification of NCL based on the age, clinical symptoms, and ultrastructural aspects of the lipopigments. At the ultrastructu...

journal_title：Ultrastructural pathology

authors： Boldrini R,Biselli R,Santorelli FM,Bosman C

更新日期：2001-01-01 00:00:00

abstract：:Due to their infrequency and multiplicity of histopathology, myoepitheliomas present difficulties in diagnosis and classification. Cellular varieties can be misdiagnosed as malignancies. Improvements in and clarification of diagnostic criteria are, therefore, required. A key to determining diagnostic criteria for myoe...

journal_title：Ultrastructural pathology

authors： Dardick I

更新日期：1995-09-01 00:00:00

abstract：:The morphology, karyotype, in vitro growth properties, and expression of tyrosine kinase receptors and proto-oncogenes are reported for a newly established large cell undifferentiated lung carcinoma cell line (RVH-6849). The results were analyzed concomitantly with those for two well-established cell lines from an ade...

journal_title：Ultrastructural pathology

authors： Wang NS,Liu C,Emond J,Tsao MS

更新日期：1992-07-01 00:00:00

abstract：:Genetic Absence Epilepsy Rats from Strasbourg (GAERS) is a well-known animal model of absence epilepsy and they are resistant to electrical kindling stimulations. The present study aimed to examine possible differences in gamma-aminobutyric acid (GABA) levels and synapse counts in the substantia nigra pars reticulata ...

journal_title：Ultrastructural pathology

authors： Sirvanci S,Akakin D,Gulcebi İdrizoglu M,Kaya OT,Karamahmutoglu T,Turgan Aşık ZN,Onat F

更新日期：2020-11-20 00:00:00

abstract：:Cadmium (Cd) has been recognized as one of the most important environmental and industrial pollutants. This study investigated the impact of acute exposure to Cd on oxidative stress and the inflammatory marker interleukin-6 (IL-6) in the plasma of rats and the histological picture of liver and kidney, as well as to ex...

journal_title：Ultrastructural pathology

authors： Mostafa DG,Ahmed SF,Hussein OA

更新日期：2018-11-01 00:00:00

abstract：:Liver biopsies from 16 children with clinical and pathologic evidence of chronic hepatitis have been examined by electron microscopy for cytoplasmic and nuclear changes. Parallel studies by radioimmunoassay on sera from the same patients support the diagnosis of all these cases as non-A, non-B hepatitis (NANB). Ultrat...

journal_title：Ultrastructural pathology

authors： Herrera MI,Vindel AM,Alonso M,Moreno P,Pérez Alvarez L,Jara P,Díaz MC

更新日期：1985-01-01 00:00:00