Fibrolamellar hepatic tumor with neurosecretory features and systemic deposition of AA amyloid.

abstract：:A spectrum of 24 benign and malignant nerve sheath tumors and 10 non-neural spindle-cell tumors were studied by light microscopy for the presence of glial fibrillary acidic protein (GFAP) immunoreactivity by the peroxidase-antiperoxidase (PAP) technique. In 8 cases, these results were compared to their electron micros...

journal_title：Ultrastructural pathology

authors： Memoli VA,Brown EF,Gould VE

更新日期：1984-01-01 00:00:00

abstract：:The present study provides ultrastructural information about the acaricidal effects of neem (Azadirachta indica A. Juss) on the ovaries of R. sanguineus engorged females. In general, the main damage caused in the oocytes was alteration in the shape of the cell and of the germinal vesicle, ring-shaped nucleolus, cytopl...

journal_title：Ultrastructural pathology

authors： Denardi SE,Bechara GH,de Oliveira PR,Mathias MI

更新日期：2012-02-01 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 objective of this study was to investigate the ultrastructural characteristics of hybrid acute leukemia (HAL). Fifteen cases of HAL were studied by transmission electron microscopy (TEM), focusing on organelles and myeloperoxidase (MPO) reaction of leukemic cells. By TEM, 5 out 15 cases of HAL were consistent with...

journal_title：Ultrastructural pathology

authors： Ru YX,Wang HJ,Yang BX,Liu JH,Li ZQ,Li CW,Wang JX,Mi YC

更新日期：2005-09-01 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：: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：:The clinicopathologic, immunocytochemical, and electron microscopic features of a case of meningeal melanocytoma arising in the phylum terminale are reported. Meningeal melanocytoma is an uncommon tumor that must be distinguished from metastatic or primary malignant melanoma, meningeal melanocytic nevi, pigmented meni...

journal_title：Ultrastructural pathology

authors： Alameda F,Lloreta J,Galitó E,Roquer J,Serrano S

更新日期：1998-07-01 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

abstract：:Amyloid depositions of pancreatic islets were investigated with electron microscopy in a case of type III glycogenosis. Beta cells adjoining small amyloid depositions were shown to have cytoplasmic invaginations where closely packed amyloid fibrils were disclosed regularly orientated amyloid bundles. In the cytoplasm ...

journal_title：Ultrastructural pathology

authors： Takahashi M,Yokota T,Ishihara T,Uchino F,Kamei T

更新日期：1986-01-01 00:00:00

abstract：:Neuroblastic tumors have the unique ability to differentiate and mature. This family of tumors is composed of the neuroblastoma, ganglioneuroblastoma, and ganglioneuroma. These tumors are derived from primordial neural crest cells that form the sympathetic nervous system. The purpose of this study was to characterize ...

journal_title：Ultrastructural pathology

authors： Hicks MJ,Mackay B

更新日期：1995-07-01 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：:We have carried out a systematic ultrastructural study of the bacilli, the cell-mediated response in the host, and the dermal microvasculature in lepromatous (LL), borderline lepromatous (BL), and borderline tuberculoid (BT) types of active leprosy (eight cases). In the types of least resistance (LL and BL), macrophag...

journal_title：Ultrastructural pathology

authors： Ortega VV,Martínez Díaz F,Ortuño Pacheco G,Calderón Rubiales F

更新日期：1994-07-01 00:00:00

abstract：:Lymphoma diagnosis rarely needs electron microscopy (EM), but one area where it can be useful is in the distinction of cytokeratin-positive lymphoma from carcinoma. The authors describe such a case, where difficulties were encountered due to lack of antibody specificity, distinguishing reactive from tumoral cells, and...

journal_title：Ultrastructural pathology

authors： Eyden B,Chakrabarty B,Hatimy U

更新日期：2009-01-01 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：: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 ultrastructural and immunohistochemical features of a primary tumor of the ileum showing the classic histologic features of an inflammatory fibroid polyp (IFP) of the gastrointestinal tract are presented. Ultrastructurally the proliferating cells showed a combination of fibroblastic and histiocytic features, with ...

journal_title：Ultrastructural pathology

authors： Suster S,Robinson MJ

更新日期：1990-03-01 00:00:00

abstract：:A cystadenoma arose in the urachus of a 32-year-old man. The mass was a multilocular cystic tumor filled with light yellow mucoid material. It was located in the anterior abdominal wall between the umbilicus and the dome of the urinary bladder. Overall, the mass was 14 cm x 8 cm x 5 cm, with the largest internal cyst ...

journal_title：Ultrastructural pathology

authors： Hull MT,Warfel KA

更新日期：1994-09-01 00:00:00

abstract：:Morphologic evidence of intercellular junctions was found between polymorphonuclear leukocytes (PMNs) and between PMNs and tumor cells. All these junctions displayed electron-dense plaques along the plasma membranes with linear spaces in between. These plaques were finely granular and devoid of filaments. Fine granule...

journal_title：Ultrastructural pathology

authors： Tang CK

更新日期：1983-09-01 00:00:00

abstract：:The authors report the light microscopic and ultrastructural features in one case of malakoplakia involving the kidney, the urinary bladder, and the skin. The kidney was excised. Lesions of the urinary bladder and the skin regressed after topical treatment with cholinergic agonists and antimicrobial drugs. This case i...

journal_title：Ultrastructural pathology

authors： Lloreta J,Cañas MA,Munné A,Arumí M,Bielsa O,Gelabert A,Serrano S

更新日期：1997-11-01 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：:Metaplastic breast carcinoma refers to a heterogeneous group of neoplasms in which the typical glandular growth pattern of the tumor undergoes metaplasia, either epithelial or stromal. A 59-year-old woman presented with a breast mass that recurred in 1 year and showed invasion of the chest wall. Histological sections ...

journal_title：Ultrastructural pathology

authors： Harb JM,Komorowski RA,Vitali CM

更新日期：1995-09-01 00:00:00

abstract：:Osteonecrosis of the jaw is a severe bone disorder traditionally associated with periodontal disease, local malignancy, chemotherapy, glucocorticoid therapy, or trauma. Recently a growing number of publications reported the occurrence of osteonecrosis of the jaw in patients undergoing treatment with bisphosphonates. T...

journal_title：Ultrastructural pathology

authors： Perrotta I,Cristofaro MG,Amantea M,Russo E,De Fazio S,Zuccalà V,Conforti F,Amorosi A,Donato G,Tripepi S,Giudice M

更新日期：2010-08-01 00:00:00

abstract：:We report a case of primary intraabdominal ependymoma arising in the retropubic space of a male patient. An incidental intraabdominal mass was discovered in a 51-year-old man. Radiological studies revealed a 10 cm, solid and cystic tumor located in the Retzius fossa. Microscopically, the lesion was characterized by mu...

journal_title：Ultrastructural pathology

authors： Tasar Kapakli E,Kosemehmetoglu K,Kaymaz F,Akdogan B,Ozmen M,Baydar DE

更新日期：2020-11-20 00:00:00

abstract：:Abstract Metastases to the pituitary occur more frequently in patients with widespread cancer and mainly involve the posterior lobe. A few cases of metastatic carcinoma to a pituitary adenoma have been described so far. Here, the authors present an additional case of a clear cell renal cell carcinoma (CCRCC) metastati...

journal_title：Ultrastructural pathology

authors： Magnoli F,Finzi G,Riva C,Capella C

更新日期：2014-12-01 00:00:00

abstract：:Inflammation in the liver is an extraintestinal manifestation that is frequently seen during inflammatory bowel diseases (IBD). The authors investigated histopathologycal, ultrastructural and antioxidant effects of dexmedetomidine (Dex) on liver during trinitrobenzene sulfonic acid (TNBS)-induced inflammatory bowel di...

journal_title：Ultrastructural pathology

authors： Gul M,Kayhan B,Elbe H,Dogan Z,Otlu A

更新日期：2015-02-01 00:00:00

abstract：:Deciduoid mesothelioma was first described in young females and in the peritoneum, which led to the suggestion that deciduoid mesothelioma was a distinct subtype with specific clinical and pathologic features. Later reports, however, have shown that this type of mesothelioma may also occur in elderly people and in the...

journal_title：Ultrastructural pathology

authors： Shia J,Erlandson RA,Klimstra DS

更新日期：2002-11-01 00:00:00

abstract：:As You Like It, Part 3, is a continuation of the lectures given by the author (Ultra Path VIII and Ultra Path IX). It is a critical historical review of topics of interest to electron microscopists, attempting to show what went wrong and perhaps also why. The topics chosen this time demonstrate the prominent role elec...

journal_title：Ultrastructural pathology

authors： Ghadially FN

更新日期：2001-05-01 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：:In vitro studies have provided much information regarding the process of glomerular AL-amyloidogenesis. Research efforts have been successful in deciphering how glomerulopathic light chains interact with mesangial cells. The sequential steps involved in the genesis of amyloid fibrils include interactions with surface ...

journal_title：Ultrastructural pathology

authors： Teng J,Turbat-Herrera EA,Herrera GA

更新日期：2014-04-01 00:00:00

abstract：:Recent studies suggest that nerve growth factor (NGF) protects olfactory cells and axons from injury in vitro. Eighteen Wistar-Albino rats randomly divided into three groups: control group, diabetic group without NGF, and diabetic with NGF. Intranasal NGF (6 µg/day) was administered over a 5-day period. At the end of ...

journal_title：Ultrastructural pathology

authors： Yalim S,Dağlıoğlu K,Coskun G,Polat S

更新日期：2018-05-01 00:00:00