Activation of monocyte-derived cells in the bone marrow of myelodysplastic syndrome.

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：: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：:Excess lipofuscin deposition in tissues is a phenomenon observed in normal aging. The amount of lipofuscin in myocardium, liver, skeletal muscle, and adnexal skin structures varies considerably with age and increases in older individuals. In addition, lipofuscin deposition occurs in association with specific, non-age-...

journal_title：Ultrastructural pathology

authors： Herrera GA,Turbat-Herrera EA,Lockard VG

更新日期：1990-11-01 00:00:00

abstract：:The ultrastructure of the developing bronchiolar cell was studied in six age groups: prenatal (60 d post-conception); postnatal (1-, 7-, 14- and 21-day-old); and adult. Following intratracheal fixation, the lung tissue was processed for scanning and transmission electron microscopy. The lining of terminal bronchioles ...

journal_title：Ultrastructural pathology

authors： Al-Tikriti MS,Henry RW

更新日期：2015-01-01 00:00:00

abstract：:In differentiating diffuse epithelial mesothelioma from metastatic adenocarcinoma in pleural and peritoneal biopsies, the number and form of microvilli and the amount and distribution of tonofilaments are thought to be the most useful criteria. This report details 5 cases of diffuse epithelial mesothelioma in which th...

journal_title：Ultrastructural pathology

authors： Dardick I,Al-Jabi M,McCaughey WT,Srigley JR,van Nostrand AW,Ritchie AC

更新日期：1984-01-01 00:00:00

abstract：:Transmission electron microscopy examination of selected diagnostic specimens, that is, renal and nerve biopsies, can be greatly facilitated by the implementation of slot grid preparations that are inherently devoid of any grid bars. Such preparations are conducive to screening and photography at both low and intermed...

journal_title：Ultrastructural pathology

authors： Rippstein P,Cavell S,Boivin M,Dardick I

更新日期：1987-01-01 00:00:00

abstract：:A slowly growing tumor in the right shoulder of a 38-year-old white male, which felt like a superficial cystic mass, was studied. The spindle cells, which represented the main component of the tumor, were arranged in a typical storiform pattern and were positive for CD34 and focally for CD117. The pigmented cells were...

journal_title：Ultrastructural pathology

authors： Seo IS,Goheen M,Min KW

更新日期：2003-05-01 00:00:00

abstract：:Prolonged storage of Karnovsky's fixative, at both 4 and -20 degrees C, is possible in the diagnostic electron microscopy setting. Ultrastructural detail was not compromised in specimens processed in fixative that had been stored for 6 months. Evidence of smooth muscle and neuroendocrine differentiation was present in...

journal_title：Ultrastructural pathology

authors： Mount SL,Schwarz JE,Taatjes DJ

更新日期：1997-03-01 00:00:00

abstract：:Sclerosing stromal tumors are rare, benign ovarian neoplasms of unknown etiology and histogenesis. Three sclerosing stromal tumors were evaluated by immunohistochemistry and electron microscopy and were compared to two thecomas and nonneoplastic ovarian mesenchymal tissue. The sclerosing stromal tumors and thecomas we...

journal_title：Ultrastructural pathology

authors： Shaw JA,Dabbs DJ,Geisinger KR

更新日期：1992-05-01 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：:Pathologic changes induced in the small intestine of suckling mice by rotavirus infection were studied by conventional histology, immunofluorescence, scanning electron microscopy, and electron microscopy of ultrathin sections. Infection could be detected within 24 hours in a few mice, but after 2 days it was well esta...

journal_title：Ultrastructural pathology

authors： Coelho KI,Bryden AS,Hall C,Flewett TH

更新日期：1981-01-01 00:00:00

abstract：:A glomangioma (glomus tumor) arising in the pituitary region is described. The histologic and ultrastructural features were characteristic. The tumor was composed of epithelioid cells arranged in an organoid fashion around vascular channels and contained scattered mast cells. Electron microscopy revealed tumor cells t...

journal_title：Ultrastructural pathology

authors： Asa SL,Kovacs K,Horvath E,Ezrin C,Weiss MH

更新日期：1984-01-01 00:00:00

abstract：:Low molecular weight proteins are normally, essentially, entirely catabolized by the proximal tubules. Physiological and pathological aspects of the renal interactions of three of these proteins: light chains, B-2 microglobulin, and myoglobin share similarities, but are also unique in certain ways. In pathological con...

journal_title：Ultrastructural pathology

authors： Herrera GA

更新日期：1994-01-01 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：: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：: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

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：: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：:Electron microscopic investigation of biopsy materials from Kaposi sarcoma (KS) skin lesions of 2 African AIDS patients occasionally revealed fungal cells within the tumor tissue. The spherical cells were surrounded by a triple-layered cell wall and were not encapsulated. The ultrastructural characteristics of the cel...

journal_title：Ultrastructural pathology

authors： Marquart KH

更新日期：2006-05-01 00:00:00

abstract：:A case of soft tissue tumor in the left brachialis muscle of a 49-year-old Japanese female patient was studied by electron microscopy. The tumor was diagnosed as intramuscular myxoma by light microscopy, but electron microscopic observation revealed that the tumor almost entirely consisted of cells similar to normal p...

journal_title：Ultrastructural pathology

authors： Ohno T,Park P,Akai M,Kamura S,Murase K,Kimura H,Kadoya H,Manabe S,Nagao K,Sugano I

更新日期：1988-09-01 00:00:00

abstract：:Mitochondrial morphology was studied in 60 renal epithelial neoplasms, including clear cell, papillary, chromophobe cell, and oncocytomas, to see if there are significant differences among the various subtypes. Mitochondria from the nephron tubular system obtained from 36 patients with glomerular diseases served as co...

journal_title：Ultrastructural pathology

authors： Erlandson RA,Shek TW,Reuter VE

更新日期：1997-09-01 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：:Microvascular injury is an important factor in renal allograft survival. Repeated episodes of endothelial injury from chronic antibody-mediated rejection typically manifest at the ultrastructural level as circumferential multilayering of remodeled glomerular basement membrane material and peritubular capillary basal l...

journal_title：Ultrastructural pathology

authors： Brealey JK,Cassidy J,Manavis J

更新日期：2018-07-01 00:00:00

abstract：:Intranuclear helioid bodies were identified by light microscopy in eight cases of mammary intraductal hyperplasia, only one of which was atypical. These structures appear as round, intranuclear eosinophilic bodies on light microscopic examination. When prominent, they may be and have been mistaken for viral inclusions...

journal_title：Ultrastructural pathology

authors： Tavassoli FA,Majeste RM,Snyder RC

更新日期：1991-05-01 00:00:00

abstract：:Low-grade fibrosarcomas have recently gained increasing attention in the literature, especially with the fall in popularity polls of the ubiquitous malignant fibrous histiocytoma (MFH). Firstly, most tumors previously known as myxoid MFH are labeled presently as myxofibrosarcomas. Secondly, the recognition and better ...

journal_title：Ultrastructural pathology

authors： Antonescu CR,Baren A

更新日期：2004-09-01 00:00:00

abstract：:Tissue biopsies and peripheral blood samples from 10 patients with the characteristic clinical features of acquired immunodeficiency syndrome (AIDS) were examined by electron microscopy and ultracytochemical myeloperoxidase technique. Abundant tubuloreticular inclusions (TRI) were detected within the endoplasmic retic...

journal_title：Ultrastructural pathology

authors： Kostianovsky M,Kang YH,Grimley PM

更新日期：1983-06-01 00:00:00

abstract：:A 60-year-old female presented with a history of hoarseness, cough, chest pain, and dyspnea and a needle biopsy sample was submitted for histology. Light microscopy showed sheets of tumor cells with eosinophilic cytoplasm containing multiple crystals and eccentrically located nuclei. Electron microscopy showed large i...

journal_title：Ultrastructural pathology

authors： Goedhals J,Beukes CA,Cooper S

更新日期：2007-01-01 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：:A fast method for processing biologic material for electron microscopy for precise and specific diagnosis of infectious agents is an increasing necessity. After different, reportedly fast methods were tested, a useful and quick technique was developed that provides well-preserved cellular structures, enabling the etio...

journal_title：Ultrastructural pathology

authors： Duarte MI,Mariano ON,Takakura CF,Everson D,Corbett CE

更新日期：1992-07-01 00:00:00

abstract：:The present study provides further insight into the structural processes that remodel pulmonary capillaries in the injured adult lung. Early in hyperoxia acute lung injury (HALI), many sub-dividing segments are present throughout the capillary network before segment occlusion and loss predominate and capillary density...

journal_title：Ultrastructural pathology

authors： Jones RC,Capen DE

更新日期：2014-05-01 00:00:00