Ultrastructural pathology of human immunodeficiency virus infection.

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：INTRODUCTION:Low-frequency noise (LFN) is a ubiquitous physical stressor known to cause degenerative cellular changes and organ alterations with functional repercussions both in humans and animals. MATERIALS AND METHODS:After acceptance of the study protocol by a local ethics committee, 20 Wistar rats were randomly di...

journal_title：Ultrastructural pathology

authors： Oliveira P,Pereira GM,Simões MS,Monteiro E,Alves de Matos AP,Águas A,Martins Dos Santos J

更新日期：2017-07-01 00:00:00

abstract：:A testicular tumor, removed from a 52-year-old man, was composed of uniform spindle cells and abundant interposed collagen, and was histologically diagnosed as a stromal tumor. Electron microscopy revealed cords of cells sometimes surrounded by a basal lamina. Desmosome-like junctions were found between some cells, an...

journal_title：Ultrastructural pathology

authors： Miettinen M,Salo J,Virtanen I

更新日期：1986-01-01 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：:Although the fine structure of extraneural sarcoidosis is well documented, ultrastructural study of central nervous system (CNS) sarcoidosis has been limited. Electron microscopic (EM) examination of 3 biopsy cases of CNS sarcoid revealed a mixed cellular population of lymphocytes, epitheloid cells, and multinucleated...

journal_title：Ultrastructural pathology

authors： Trombley IK,Mirra SS,Miles ML

更新日期：1981-07-01 00:00:00

abstract：:The ultrastructural appearances of corneal crystalloidal deposits are described in two patients with an IgG-kappa paraproteinemia of uncertain pathogenesis. The crystalloids in one patient were overwhelmingly intracellular and were found mainly in stromal keratocytes, but also in basal corneal epithelial cells and the...

journal_title：Ultrastructural pathology

authors： Henderson DW,Stirling JW,Lipsett J,Rozenbilds MA,Roberts-Thomson PJ,Coster DJ

更新日期：1993-11-01 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：:A case of a malignant meningioma arising in the left parapharyngeal space in a 29-year-old woman is reported. Electron microscopic examination of the tumor was critical in establishing the diagnosis. Meningiomas of the parapharyngeal space are extremely rare. This constitutes the first malignant case documented in thi...

journal_title：Ultrastructural pathology

authors： Dominguez-Malagon H,Ordóñez NG

更新日期：1996-01-01 00:00:00

abstract：:Six malignant schwannomas were studied by electron microscopy and immunohistochemistry for S-100 protein at the light and electron microscopic levels to clarify the nature of the tumor cells. Three tumors (group A) were composed of poorly differentiated tumor cells and showed no immunoreactivity for S-100 protein. One...

journal_title：Ultrastructural pathology

authors： Hirose T,Sano T,Hizawa K

更新日期：1988-01-01 00:00:00

abstract：:Hemangiomas, the most common tumors of infancy, are characterized by a postnatal period of rapid growth, followed by a phase of gradual involution. The proliferative phase is characterized by increased numbers of endothelial and mast cells and thickened basement membrane. Ultrastructural analysis of hemangiomas in the...

journal_title：Ultrastructural pathology

authors： Dethlefsen SM,Mulliken JB,Glowacki J

更新日期：1986-01-01 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：:Six intradermal melanocytic nevi, two with and four without intercellular slitlike spaces, were examined by light microscopy and electron microscopy of deparaffinized tissue. The spaces were partially lined by elongated nevus cells and contained a few collagen fibrils. Other features in both groups included an abundan...

journal_title：Ultrastructural pathology

authors： Fresko O,Sidhu GS

更新日期：1980-07-01 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：: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：:Rapid advances have been made in recent years in understanding the genetic makeup of mankind. The human genome project has identified approximately 32,000 genes that occur in humans. It is now possible to perform genetic profiling with many of the genes to understand embryogenesis, growth and development, the normal s...

journal_title：Ultrastructural pathology

authors： Hicks J

更新日期：2003-09-01 00:00:00

abstract：:Disseminated dermal tumors in a 71-year-old male represented the first clinical manifestation of a chronic myelomonocytic leukemia. The dermal infiltrate in one of the nodules consisted predominantly of closely packed pleomorphic Langerhans' cells (LC) with typical Birbeck granules and a strong reactivity for S-100 pr...

journal_title：Ultrastructural pathology

authors： Kaiserling E,Horny HP

更新日期：1988-03-01 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：:Cyclosporin A is an immunosuppressant drug used to prevent graft rejection in organ transplantation. Side effects include toxicity to the kidney and liver. Recently, many experimental and clinical data have demonstrated that CsA-induced toxicity is associated with increased production of reactive oxygen species (ROS) ...

journal_title：Ultrastructural pathology

authors： Korolczuk A,Maciejewski M,Czechowska Md Phd G,Orzeł-Pankowska M

更新日期：2013-10-01 00:00:00

abstract：:Immunogold ultrastructural localization of chromogranin A in secretory granules within tumor cells provides convincing evidence of endocrine or neuroendocrine differentiation. A modified immunogold method (designed for use on osmicated tissue) produced positive labeling of small granules not only in well-differentiate...

journal_title：Ultrastructural pathology

authors： Silver MM,Lines LD,Hearn SS

更新日期：1993-01-01 00:00:00

abstract：:This article reviews literature on the transition from rudimentary prokaryotic life to eukaryotes. An overview of the differences between these organisms and theories of eukaryogenesis are reviewed. Various methods of investigating the transformation from prokaryotes to eukaryotes are elaborated, including the fossil,...

journal_title：Ultrastructural pathology

authors： Kostianovsky M

更新日期：2000-03-01 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：:A peculiar hyaline sarcoplasmic inclusion in the atrial myocytes of old female Syrian hamsters is described. This type of inclusion resembles that described in rare human cardiomyopathy. They have also been described in other rodents and have been speculated eventually to contain atrial natriuretic factor (ANF). The p...

journal_title：Ultrastructural pathology

authors： Gilloteaux J,Jennes L,Stoeckel ME,Vanderhaeghen JJ

更新日期：1994-01-01 00:00:00

abstract：:The Dallas consensus was used to reveal active or borderline inflammatory loci by light microscopy (LM). When lymphocyte-cardiocyte interaction was observed by electron microscopy (EM), the deleterious or dormant pattern of inflammatory process was recognized. The first was determined by lymphocytes that adhered to ca...

journal_title：Ultrastructural pathology

authors： Milin J,Stojsić D,Vucković D,Benc D,Hadzić M,Stojsić A,Zivkov-Saponja D

更新日期：1995-11-01 00:00:00

abstract：:The ultrastructural characteristics useful in identifying a selected series of histologically difficult to diagnose malignant neoplasms of the human gynecological sphere are presented. The results are discussed in relation to routine diagnosis and when appropriate, to their pathogenic origin. ...

journal_title：Ultrastructural pathology

authors： Ferenczy A

更新日期：1987-01-01 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：: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：:A group of 33 functionless pituitary tumors with small argyrophil groups (SAG) were collected from a series of 200 pituitary adenomas (16.5% of all adenomas). Histologically, the tumors showed an unusually high frequency of trabecular patterns, perivascular pseudo-rosettes, and oncocytoid transformation. Immunoreactiv...

journal_title：Ultrastructural pathology

authors： Capella C,Buffa R,Usellini L,Frigerio B,Jehenson P,Sessa F,Solcia E

更新日期：1983-01-01 00:00:00

abstract：:Thirteen malignant mesotheliomas of a sarcomatous type were studied by light microscopy and ten were studied by electron microscopy. The histologic patterns varied from tumor to tumor, often resembling other soft tissue sarcomas. Electron microscopic observation showed most of the tumors to be composed of primitive ce...

journal_title：Ultrastructural pathology

authors： Klima M,Bossart MI

更新日期：1983-06-01 00:00:00

abstract：:A 28-year-old man presented with left cervical lymph node metastases and a 7-cm mass in the left lobe of the liver. Biopsy material from both sites revealed a fibrolamellar hepatocarcinoma (FLHC) with immunocytochemical and ultrastructural evidence of neurosecretory differentiation. The patient refused treatment. He d...

journal_title：Ultrastructural pathology

authors： Lloreta J,Vadell C,Fabregat X,Serrano S

更新日期：1994-01-01 00:00:00

abstract：:A technique is described in which areas of large Spurr epoxy thick sections are directly popped off of glass slides by inverted Beem capsules filled with polymerized plastic. This technique allows the survey of large regions of tissue with the maintenance of tissue relationships and the selection of specific areas for...

journal_title：Ultrastructural pathology

authors： di Sant'Agnese PA,De Mesy-Jensen KL

更新日期：1984-01-01 00:00:00