Metaplastic breast carcinoma invading chest wall.

abstract：:Clear-cell carcinomas of the female genital tract are uncommon tumors that usually arise in the ovary, cervix, or vagina. The objectives of the present study were to examine the immunohistochemical and ultrastructural characteristics of 18 of these tumors and to determine whether any distinctive features were present ...

journal_title：Ultrastructural pathology

authors： Kwon TJ,Ro JY,Tornos C,Ordonez NG

更新日期：1996-11-01 00:00:00

abstract：:Abstract Diagnosis of primary ciliary dyskinesia (PCD) by identification of dynein arm loss in transmission electron microscopy (TEM) images can be confounded by high background noise due to random electron-dense material within the ciliary matrix, leading to diagnostic uncertainty even for experienced morphologists. ...

journal_title：Ultrastructural pathology

authors： Funkhouser WK 3rd,Niethammer M,Carson JL,Burns KA,Knowles MR,Leigh MW,Zariwala MA,Funkhouser WK Jr

更新日期：2014-08-01 00:00:00

abstract：:This study aimed to examine the surface characteristics of erosive enamel in extracted human teeth by scanning electron microscopy. Morphologic changes in naturally eroded enamel depend on the stages of dental erosion. In its early stages, the enamel surfaces show a honeycomb appearance due to the dissolution of ename...

journal_title：Ultrastructural pathology

authors： Worawongvasu R

更新日期：2015-01-01 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：: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：:In vivo and animal models of monoclonal light chain-associated renal diseases are limited. The Vk*MYC transgenic model with multiple myeloma in 50-70 weeks old mice with renal involvement has been reported before, but detailed renal pathologic changes have not been well documented. This study fully investigated pathol...

journal_title：Ultrastructural pathology

authors： Zhang PL,Herrera GA,Liu B

更新日期：2020-11-20 00:00:00

abstract：:Finger pulp biopsies of 31 patients suffering from Raynaud's syndrome (RS) were investigated by light and electron microscopy. The patients suffered from various underlying diseases. Interest was focused on the vascular changes and nerve and connective tissue alterations, especially the elastic fiber changes. In the d...

journal_title：Ultrastructural pathology

authors： Vajda K,Kádár A,Káli A,Urai L

更新日期：1982-04-01 00:00:00

abstract：:Hydrogen sulfide (H2S) and other volatile sulfur compounds (VSCs) appear mainly in the oral air of patients with halitosis. It seems that VSCs are directly involved in the pathogenesis of gingival diseases. In previous studies, short-term (7 hours-4 days), high concentrations (5-400 ppm) of H2S applications on periodo...

journal_title：Ultrastructural pathology

authors： Yalçın Yeler D,Aydın M,Hocaoğlu PT,Koraltan M,Özdemir H,Kotil T,Gül M

更新日期：2016-11-01 00:00:00

abstract：:To evaluate the contribution of electron microscopy to the final diagnosis of glomerulopathies, the authors established a prospective study during the first semester of 2006. A total of 52 kidney biopsies were performed with 3 samples for light microscopy, immunofluorescence, and electron microscopy. Among these renal...

journal_title：Ultrastructural pathology

authors： Darouich S,Goucha RL,Jaafoura MH,Moussa FB,Zekri S,Maiz HB

更新日期：2010-04-01 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：: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 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：:The electron microscope has been used with great skill in many aspects of the acquired immunodeficiency syndrome. It has played a critical role in classifying the human immunodeficiency virus, in characterizing the morphogenesis and gene products of the virus, and in elucidating the host cell targets and interactions....

journal_title：Ultrastructural pathology

authors： Orenstein JM

更新日期：1992-01-01 00:00:00

abstract：:For wide application of low-energy laser irradiation in the pulmonary clinic, study of the structural basis of the therapeutic effect is necessary. The aim of this research is to describe the structural changes of the blood and lymphatic capillaries in the respiratory tissues during inflammation and following laser bi...

journal_title：Ultrastructural pathology

authors： Polosukhin VV

更新日期：2000-05-01 00:00:00

abstract：:Thickening of capillary walls is a feature of many glomerular diseases. Widening of the wall may be produced by deposits and other changes affecting either subepithelial and subendothelial regions or the glomerular basement membrane itself. Careful light microscopic examination using special stains can distinguish som...

journal_title：Ultrastructural pathology

authors： Seymour AE,Canny A,Spargo BH

更新日期：1983-03-01 00:00:00

abstract：:Mitochondrial abnormalities have received relatively little attention in the ultrastructural evaluation of paragangliomas. Review of the few literature references dealing with this issue, however, reveals that quantitative and qualitative changes of these organelles occur in that context. A bladder paraganglioma is de...

journal_title：Ultrastructural pathology

authors： Papadimitriou JC,Drachenberg CB

更新日期：1994-11-01 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：:Primary cilia are hair-like organelles singly distributed along the apical surface of proximal and distal nephron tubules as mechanosensors. The goal of this study was to use electron microscopy to systemically evaluate cilia changes in acute tubular injury (ATI) from both transplant and native renal biopsies. Three g...

journal_title：Ultrastructural pathology

authors： Hayek S,Parasuraman R,Desai HS,Samarapungavan D,Li W,Wolforth SC,Reddy GH,Cohn SR,Rocher LL,Dumler F,Rooney MT,Zhang PL

更新日期：2013-05-01 00:00:00

abstract：:Helicobacter pylori is believed to cause chronic active gastritis. Infection/colonization of the gastric mucosal surface induces a mucosal inflammatory reaction in the form of lymphocytic aggregates, plasma cells and, particularly, neutrophils, which may, in turn, damage the mucosal epithelium. In vitro studies demons...

journal_title：Ultrastructural pathology

authors： Zu Y,Cassai ND,Sidhu GS

更新日期：2000-09-01 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：OBJECT:To study the relationship between monocyte/histiocyte activation and myelodysplastic syndrome (MDS). METHODS:Analyzing ultrastructure and myeloperoxidase reaction of nucleated cells in bone marrow from 59 cases of MDS by transmission electron microscopy. Four groups of MDS were subdivided on the basis of their ...

journal_title：Ultrastructural pathology

authors： Ru Y,Dong S,Zhang H,Zhao S,Ru K,Zheng G,Xiao Z,Eyden B

更新日期：2014-08-01 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：:A new rapid method for the processing of biopsy specimens for electron microscopy is described. The method uses standard reagents and media and employs ultrasonic cleaning bath agitation to accelerate fluid exchange. The procedure takes approximately 2.5 h from specimen excision to polymerized block and gives excellen...

journal_title：Ultrastructural pathology

authors： Robb IA,Carpenter BF,Jimenez CL

更新日期：1991-01-01 00:00:00

abstract：:This study evaluated, by SEM, the morphology of human primary teeth roots. Twenty-four teeth were divided into 3 groups: pulp vitality (group I) and pulp necrosis without (group II) and with apical periodontitis (group III). Roots were analyzed by the presence of periodontal ligament (PDL) fibers and resorption areas....

journal_title：Ultrastructural pathology

authors： da Silva LA,Fernandes PM,da Silva RA,Nelson-Filho P,Rocha LB,Rossi MA

更新日期：2009-10-01 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：: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：:Blastic plasmacytoid dendritic cell neoplasm (BPDCN) is a rare aggressive lymphoma derived from plasmacytoid dendritic cells or precursor dendritic cells. Despite some 240 reported cases, its morphology and especially ultrastructure has not been satisfactorily studied. A case is reported of a 13 year old boy, who, des...

journal_title：Ultrastructural pathology

authors： Ru Y,Zhang P,Dong S,Wang H,Zhao S,Mi Y,Eyden B

更新日期：2014-02-01 00:00:00

abstract：:Three young children with characteristic fibroblastic tumors are presented. These comprised one case each of congenital fibrosarcoma, dermatofibrosarcoma protuberans, and fibrous hamartoma of infancy. Ultrastructural examination in each tumor revealed the presence of a peculiar intracisternal paracrystalline material ...

journal_title：Ultrastructural pathology

authors： Sinclair-Smith CC,Emms M,Mills AE

更新日期：1989-07-01 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