abstract：:Neurons of the substantia nigra show severe morphological changes in Parkinson's disease. Pathological alterations of cell bodies have been described, whereas those of neuronal processes have hardly been investigated. Golgi impregnation has been the chosen method for demonstrating neuronal processes and dendritic and ...

journal_title：Histology and histopathology

authors： Patt S,Gertz HJ,Gerhard L,Cervós-Navarro J

更新日期：1991-07-01 00:00:00

abstract：:An electron microscopic study of the myoepithelial cells in the chicken Harderian gland provides evidence that these cells can be transformed into myofibroblasts. After the application of a Brucella ovis suspension in sterile saline onto the eyeball, every 5 minutes for half an hour, myoepithelial cells gradually deve...

journal_title：Histology and histopathology

authors： del Cacho E,Gallego M,Felices C,Bascuas JA

更新日期：1991-07-01 00:00:00

abstract：:We describe a new technique, decalcification by perfusion, for the softening of bony tissue. The blood circulatory system was perfused in 16 rats via a cannula through the left heart ventricle with a fixative followed by New Decalc (an acidic demineralizer) for 30-240 minutes. Perfusion decalcification for 120 minutes...

journal_title：Histology and histopathology

authors： Nilsson M,Hellström S,Albiin N

更新日期：1991-07-01 00:00:00

abstract：:The aim of this study was to demonstrate the morphology and matrix synthesis of embryonic rat liver cells (day 18 of gestation) in organoid cultures (high density cultures) with electron microscopic and immunomorphological techniques. For this purpose the cells of embryonic rat livers were isolated enzymatically and g...

journal_title：Histology and histopathology

authors： Elkasaby A,Xu D,Schröter-Kermani C,Merker HJ

更新日期：1991-04-01 00:00:00

abstract：:The effects of cadmium exposure on the protein secretory functions of cultured neonatal rat hepatocytes were analyzed by both two-dimensional polyacrylamide gel electrophoresis (2D-PAGE) and electron microscopy. [35S]Methionine-labelled protein secretion was significantly depressed by cadmium exposure in a dose-depend...

journal_title：Histology and histopathology

authors： Hirano T,Ueda H,Kawahara A,Fujimoto S

更新日期：1991-01-01 00:00:00

abstract：:A quantitative study regarding the age-related changes occurring in the somatic organelles of the neocerebellar Purkinje cell is carried out, using female rats aged 2 to 24 months. Standard manual morphometric techniques are used to calculate the following parameters: somatic volume, volumetric fractions and absolute ...

journal_title：Histology and histopathology

authors： Monteiro RA

更新日期：1991-01-01 00:00:00

abstract：:Ultrastructural changes of the parathyroid glands of pinealectomized golden hamsters were investigated. The main changes in the parathyroid glands 1 hour and 1 day after pinealectomy compared with the control and sham-operated groups were an increase of the Golgi complexes, cisternae of the granular endoplasmic reticu...

journal_title：Histology and histopathology

authors： Chen H,Shoumura S,Emura S,Utsumi M,Yamahira T,Isono H

更新日期：1990-10-01 00:00:00

abstract：:Serotonin-producing pancreatic endocrine tumours are rare neoplasms which in most cases exhibit malignant biological behaviour. These tumours, in the majority of the well-documented cases, are composed of argyrophil- and argentaffin-positive cells which contain large pleomorphic neurosecretory granules. In contrast, a...

journal_title：Histology and histopathology

authors： Kanavaros P,Hoang C,Le Bodic MF,Polivka M,Hautefeuille P

更新日期：1990-07-01 00:00:00

abstract：:The rapid Golgi method, combined with current optical and electronmicroscopical techniques, was used in three central gangliogliomas and in one dysplastic gangliocytoma of the cerebellum to study the morphology of ganglionic cells. Gangliogliomas were composed of bipolar, fusiform and radiate cells with dense core and...

journal_title：Histology and histopathology

authors： Ferrer I,Martí E,Guionnet N,Bella R,Serrano T,Towse J,Conesa G,Isamat F

更新日期：1990-07-01 00:00:00

abstract：:Extracellular matrix of meningiomas was studied by light and electron microscopy with the aid of immunohistochemical techniques. Special attention was paid to the distribution of type I, III, IV, V collagens and laminin with a comparison between meningothelial and fibroblastic types. Connective tissue fibers and basem...

journal_title：Histology and histopathology

authors： Nitta H,Yamashima T,Yamashita J,Kubota T

更新日期：1990-07-01 00:00:00

abstract：:The effect of chronic alcoholism on the human hippocampus was studied in 21 patients, divided in 4 groups: Group A under 45 years, group B 46-59 years, group C 60-69, and Group D over 70 years; and compared with age-matched control patients who died without neurological complications. The gyrus dentatus and the ammoni...

journal_title：Histology and histopathology

authors： Bengochea O,Gonzalo LM

更新日期：1990-07-01 00:00:00

abstract：:The effects of the administration of cyclophosphamide to male rats at doses of 400 mg/m2 for a period of 5 days and of 200 mg/m2 over two five-day cycles interrupted by a 21-day break reveal differences in the ultrastructural morphology of gonadotrophic cells between treated animals and normal controls. The ultrastruc...

journal_title：Histology and histopathology

authors： Poblador MS,Rojas C,Raya A,Casares JA,Aparicio J,Lancho Alonso JL

更新日期：1990-04-01 00:00:00

abstract：:We report a case of subcutaneous fat necrosis of a newborn child which appeared 9 days after birth and was cured without any complications. We propose the reclassification of the etiological factors accompanying this lesion by classifying them in a plurietiological syndrome with some basic or essential factors and oth...

journal_title：Histology and histopathology

authors： Salas Valién JS,Ribas Ariño MT,Egido Romo M,Palau Benavides MT

更新日期：1990-01-01 00:00:00

abstract：:The endocrine cells in the gastrointestinal tract of the musk shrew were studied immunohistochemically. Eleven kinds of endocrine cells, immunoreactive for serotonin, somatostatin, gastrin, cholecistokinin, gastric inhibitory polypeptide, motilin, secretin, neurotensin, pancreatic glucagon, enteroglucagon and bovine p...

journal_title：Histology and histopathology

authors： Kitamura N,Yamada J,Watanabe T,Yamashita T

更新日期：1990-01-01 00:00:00

abstract：:In the present work a morphopathological study is carried out of the glomerular filtration barrier in 20 Large-White pigs weighing 20 kg, subjected to experimental intravenous inoculations of endotoxin from Salmonella enteritidis. The study is completed with the determination of protein plasmatic levels, through urine...

journal_title：Histology and histopathology

authors： Redondo E,Roncero V,Durán E,Gázquez A

更新日期：1989-10-01 00:00:00

abstract：:The ultrastructure of the atrial myocardium in the monkey (Macaca fascicularis) was studied after bilateral cervical vagotomy and survival times of 100, 175 and 367 days. Changes were observed in the nucleus and the cytoplasm of the myocyte. Sequestered within the nuclei of the affected myocytes were cytoplasmic organ...

journal_title：Histology and histopathology

authors： Wong WC,Yick TY,Ling EA

更新日期：1989-07-01 00:00:00

abstract：:HNK-1 positive (HNK-1+) cells in human peripheral blood and lymph nodes were comparatively analysed by means of immunohistochemistry and immunoelectron microscopy. In peripheral blood, the HNK-1+ cells were grouped into large granular lymphocytes (LGLs), small lymphocytes and intermediate forms, all of which had many ...

journal_title：Histology and histopathology

authors： Yuda F,Terashima K,Dobashi M,Ishikawa M,Imai Y

更新日期：1989-04-01 00:00:00

abstract：:The ultrastructure of pinealocytes was studied in rats with 7,12-dimethylbenz(a)anthracene-induced mammary tumors which were subjected to experimental manipulations known as enhancers of pineal actions (anosmia, underfeeding or cold exposure). In these animals we found: (I)--more nuclei with deep nuclear invaginations...

journal_title：Histology and histopathology

authors： Cos S,Bardasano JL,Mediavilla MD,Sánchez Barceló EJ

更新日期：1989-04-01 00:00:00

abstract：:Dimethylnitrosamine (DMN) induced liver injury in rats with cell necrosis, inflammation, hemorrhages, increased collagen type III synthesis and basement membrane component laminin and collagen IV localization in perisinusoidal sites. Malotilate ingestion during DMN treatment abolished inflammation and decreased inters...

journal_title：Histology and histopathology

authors： Stenbäck F,Ala-Kokko L,Ryhänen L

更新日期：1989-01-01 00:00:00

abstract：:Six 4 month-old beagles were inoculated with Leishmania donovani infantum, three of them intraperitoneally (Group A) and the other three intravenously (Group B). The animals from Group A were killed 109, 433 and 592 days after inoculation and animals from Group B 109, 171 and 334 after inoculation. The liver of each o...

journal_title：Histology and histopathology

authors： González JL,Rollán E,Novoa C,Castaño M

更新日期：1988-10-01 00:00:00

abstract：:Testis samples were taken from young (3 months), middle-aged (12 months) and aged (24 months) male rats, processed, stained and examined via a light microscope. There were no prominent abnormal germinal epithelium and interstitial tissue. However, the aging process promoted a significant decrease in the mean amount of...

journal_title：Histology and histopathology

authors： Carvalho TL,Favaretto AL,Komesu MC,Lopes RA,Petenusci SO,Silva-Netto CR

更新日期：1988-10-01 00:00:00

abstract：:The ultrastructure of four aldosterone secreting adenomas and of the adjacent zona glomerulosa has been described by the use of stereological techniques. Adenomatous cells (about 2800 microns 3 in volume) invariably displayed a striking abundance of lipid droplets, which occupied about 30% of the cytoplasm. Mitochondr...

journal_title：Histology and histopathology

authors： Belloni AS,Mantero F,Rocco S,Gottardo G,Mazzocchi G,Nussdorfer GG

更新日期：1988-07-01 00:00:00

abstract：:The response of the SON to various forms of stress is well documented. However, the effect of operative stress, which is a common and important clinical event requiring the mediation of vasopressin, has largely escaped attention. The present report describes the ultrastructural changes in the neurons of the caudal (re...

journal_title：Histology and histopathology

authors： Ray PK,Choudhury SR

更新日期：1988-04-01 00:00:00

abstract：:The need for an immunophenotypical referential framework relative to lymphoid follicle has led us to apply a panel of monoclonal and polyclonal antibodies, by means of a sensitive immunostaining method. Lymphoid follicle is an immunophenotypically complex structure made up of three lymphoid populations (B, being its b...

journal_title：Histology and histopathology

authors： de Luaces CP,Peral JI,García Tejeiro M,Aguirre C

更新日期：1988-01-01 00:00:00

abstract：:The changes of implanted Harding-Passey melanoma in C57Bl/6J mice following treatment with wholebody hyperthermia were studied. The treated tumours showed a progressive growth delay, cellular and architectural irregularities as well as cell injury characteristics. The presence of distended and irregular blood vessels,...

journal_title：Histology and histopathology

authors： Vicente V,Gómez M,Gómez S,Calderon F,Canteras M,Cremades A

更新日期：1987-10-01 00:00:00

abstract：:Erythema dyschromicum perstans (EDP) and vitiligo are two cutaneous pigmentary dermatoses of unknown etiology. In the present study, the leukocyte infiltrates in the affected skin of EDP and vitiligo patients were studied using the avidin-biotin (ABC) immunoperoxidase technique and monoclonal antibodies which recognis...

journal_title：Histology and histopathology

authors： Gross A,Tapia FJ,Mosca W,Perez RM,Briceño L,Henriquez JJ,Convit J

更新日期：1987-07-01 00:00:00

abstract：:A proportion of anaplastic large cell tumours is difficult to classify on sections of routinely processed, paraffin-embedded tissue. Differentiation into large cell lymphoma, carcinoma, melanoma or sarcoma is important in order to assess prognosis and proper treatment. Although the use of immunohistochemistry has been...

journal_title：Histology and histopathology

authors： Henzen-Logmans SC,Mullink H,Vennegoor C,Hilgers J,Oort J,Meijer CJ

更新日期：1987-04-01 00:00:00

abstract：:The pathophysiologic mechanism by which chronic hypoxia causes pulmonary hypertension is unknown. If anti-platelet agents, or other pharmacologic interventions, altered the pulmonary vascular changes induced by hypoxia, information concerning the pathogenesis of the pulmonary hypertension or the potential therapeutic ...

journal_title：Histology and histopathology

authors： Keith IM,Will JA,Huxtable RJ,Weir K

更新日期：1987-04-01 00:00:00

abstract：:A comparative histochemical and morphometric study in two groups of homologous muscles from different tetrapods (rat, pigeon, lizard and frog) was performed. On the basis of their fiber diameters and oxidative enzyme activities, an initial correlation between fiber types of all animals is observed, although in the liz...

journal_title：Histology and histopathology

authors： Burgos Bretones JJ,Razquin Peralta B,Aguirre Urizar J,Rivera Pomar JM

更新日期：1987-01-01 00:00:00

abstract：:Duodenal samples were taken from similar locations in six cats, processed, stained, and examined via light microscope. There were no prominent circular folds (plicae circulares) or stratum compactum (lamina subglandularis). The 1072 microns x 201 microns villi were covered by 46 microns high columnar epitheliocytes pr...

journal_title：Histology and histopathology

authors： Henry RW,al-Bagdadi FK

更新日期：1986-10-01 00:00:00

abstract：:The purpose of this investigation was to clarify the mechanisms of amyloid fibril formation in human lymph nodes. In our present study, amyloid deposition was observed diffusely in all compartments of the lymph nodes. The deposition form showed extremely characteristic findings in its morphological features. Namely, a...

journal_title：Histology and histopathology

authors： Dobashi M,Yuda F,Masuda A,Terashima K,Imai Y

更新日期：1986-07-01 00:00:00

abstract：:We used antisera to pure atrial natriuretic peptide to localise this peptide by immunocytochemistry in rat and human tissue. We showed that both rat and human atrial cardiocytes gave a positive reaction while ventricular cardiocytes were consistently negative. Peripheral islet cells in rat but not in human pancreas al...

journal_title：Histology and histopathology

authors： Lindop GB,Mallon EA,MacIntyre G

更新日期：1986-04-01 00:00:00

abstract：:The authors present a case of benign oncocytoma (oxyphil cell adenoma) of the nasal cavity in a young woman. This is the fifth case reported in that region. Immunohistochemical stains revealed positivity only for cytokeratin. ...

journal_title：Histology and histopathology

authors： Miracco C,Sensini I,Vessio G,Luzi P

更新日期：1986-01-01 00:00:00

abstract：:Close contacts between endocrine insular cells and exocrine acinar, centroacinar and ductular cells occur frequently in the rat pancreas as seen by both light and electron microscopy. Islets of Langerhans are surrounded incompletely by a thin connective tissue capsule or mantle but numerous exocrine-endocrine cell con...

journal_title：Histology and histopathology

authors： Leeson TS,Leeson R

更新日期：1986-01-01 00:00:00