abstract：:The present paper covers the results of different transmission electron microscopy studies on silver halide microcrystals. Pure AgBr as well as core-shell AgBr-AgBrI crystals are investigated. In the former parallel and non-parallel twinning modes yielding tabular and needle- or tetrahedral-shaped microcrystals, respe...

journal_title：Microscopy research and technique

authors： Goessens C,Schryvers D,Van Landuyt J

更新日期：1998-07-15 00:00:00

abstract：:To study the effect of microwaves on immunolabeling, ultrathin cryosections or diluted antibodies were irradiated prior to antibody application, and gold labeling was quantified. In addition, affinity purified, polyclonal antibodies and protein A-gold were applied to ultrathin cryosections of aldehyde-fixed material i...

journal_title：Microscopy research and technique

authors： Chicoine L,Webster P

更新日期：1998-07-01 00:00:00

abstract：:After more than two centuries of almost sporadic inquiry as to the existence and function of the human vomeronasal system (VNS), the last decade has seen a resurgent interest in it. The principal question vexing many laboratories is whether adult humans retain the VNS that clearly develops during fetal growth. Additio...

journal_title：Microscopy research and technique

authors： Johnson EW

更新日期：1998-06-15 00:00:00

abstract：:Research into the POU transcription factor Oct-6 has been the focus of much current attention, in particular its role in Schwann cell development and differentiation. Based on published data and data presented here, we propose a model for Oct-6 function at two distinct stages of Schwann cell maturation. First, Oct-6 f...

journal_title：Microscopy research and technique

authors： Jaegle M,Meijer D

更新日期：1998-06-01 00:00:00

abstract：:A photochemical reaction was used to produce focal microcirculation disorders in the guinea pig cochlea. Temporal bones were removed at various intervals between 5 minutes and 1 month after infusion of rose bengal (RB) and illumination. Infused but unilluminated contralateral cochleae served as controls. Dissected coc...

journal_title：Microscopy research and technique

authors： Gao J,Hoshino T,Iwasaki S,Wu R

更新日期：1998-05-15 00:00:00

abstract：:Immunohistochemistry as well as immunohistofluorescence were used to investigate the distribution of the neurotrophin-3 (NT3) in the adult rat cochlear nucleus. We found a widespread distribution of NT3 immunolabeled neurons throughout the three divisions of this nucleus. NT3-like immunoreactivity was clearly populati...

journal_title：Microscopy research and technique

authors： Burette A,Belliot G,Albuisson E,Romand R

更新日期：1998-05-01 00:00:00

abstract：:This bibliography is compiled to assist in locating papers related to the application of scanning electron microscopy (SEM) to cerebrospinal-fluid-contacting surfaces in vertebrates. The use of SEM by neuroscientists has continued apace since the publication of the first bibliography in 1980. SEM studies now include m...

journal_title：Microscopy research and technique

authors： Mitchell JA,Ham S

更新日期：1998-04-15 00:00:00

abstract：:The enzyme adenylyl cyclase (AC) plays a pivotal role in smooth muscle relaxation. Biochemical evidence suggests that AC is predominantly located in the outer layers of the myometrium; however, neither immunocytochemical nor histochemical studies have been undertaken to demonstrate the specific cellular distribution o...

journal_title：Microscopy research and technique

authors： Richards PD,Tiltman AJ,Richards PA

更新日期：1998-03-15 00:00:00

abstract：:Proliferative activity of tumors is strongly associated with prognosis and response to therapy. The reason for faster and uncontrolled growth rate of tumors compared with normal tissue may be caused by the greater proliferation of cells, the smaller rate of cell death, or both. Cell production vs. cell loss rates, and...

journal_title：Microscopy research and technique

authors： Cemerikić-Martinović V,Trpinac D,Ercegovac M

更新日期：1998-03-01 00:00:00

abstract：:Tungsten single atoms and clusters composed of four and five atoms deposited on MgO (001) thin films were observed by high-resolution transmission electron microscopy at R.T. The observation was realized by optimizing the thickness of the MgO films and by using special imaging techniques such as an off-Bragg HREM meth...

journal_title：Microscopy research and technique

authors： Tanaka N,Kimata H,Takashima T,Kizuka T

更新日期：1998-02-15 00:00:00

abstract：:Ion transport mediated by osmotically induced chloride channels in HT29 cells was investigated by X-ray microanalysis of cell cultures. The cells were cultured on cellulose nitrate filters, and exposed to isotonic, hypotonic, or hypertonic solutions. Then the NaCl-rich medium was removed by rinsing the cells with a wa...

journal_title：Microscopy research and technique

authors： Zhang W,Roomans GM

更新日期：1998-01-01 00:00:00

abstract：:The cut gene of Drosophila melanogaster is an identity selector gene that establishes the program of development and differentiation of external sense organs. Mutations in the cut gene cause a transformation of the external sense organs into chordotonal organs, originally assessed by the use of immunostaining methods ...

journal_title：Microscopy research and technique

authors： Merritt DJ

更新日期：1997-12-15 00:00:00

abstract：:The construction of the liver parenchyma throughout fetal development depends on the elaboration of intercellular contacts between epithelial cells and between epithelial and mesenchymal cells. During this time, the spatial distribution of cytokeratins in hepatocytes shows a striking evolution as demonstrated by confo...

journal_title：Microscopy research and technique

authors： Vassy J,Irinopoulou T,Beil M,Rigaut JP

更新日期：1997-12-01 00:00:00

abstract：:We have used our opossum model of fetal nephrotoxicity to investigate uranyl nitrate-induced morphologic changes in the developing kidney. The present study establishes a renal dose response curve for the uranyl nitrate (UN). We find that pups treated with nonlethal doses of UN do not demonstrate growth retardation co...

journal_title：Microscopy research and technique

authors： Liapis H,Vogler G,Steinhardt GF

更新日期：1997-11-01 00:00:00

abstract：:Transgenic mice are valuable experimental models of human endocrine diseases. Targeted ablation of specific cell lineages or insertion of genes coding for releasing factors, hormones, growth factors, and oncogenes fused with appropriate promoters, or mutated genes, can induce several pituitary disorders. Various hypos...

journal_title：Microscopy research and technique

authors： Stefaneanu L,Kovacs K

更新日期：1997-10-15 00:00:00

abstract：:Several models for preparing and isolating human and animal gallbladder epithelial cells, including low-grade gallbladder carcinoma cells, as well as proposed systems for culturing these isolated epithelial cells are reviewed here. Several reports concerning tissue culture of the gallbladder are also reviewed. The cel...

journal_title：Microscopy research and technique

authors： Nakanuma Y,Katayanagi K,Kawamura Y,Yoshida K

更新日期：1997-10-01 00:00:00

abstract：:The mammalian gallbladder mucosa is lined by a simple columnar epithelium. Typical surface epithelial cells (principal cells) contain short microvilli, secretory granules, dense bodies, mitochondria and Golgi apparatus. Dense bodies are thought to be lysosomes. Secretory granules contain mucous glycoproteins which are...

journal_title：Microscopy research and technique

authors： Madrid JF,Hernández F,Ballesta J

更新日期：1997-09-15 00:00:00

abstract：:Numerous studies using morphologic techniques have demonstrated the plasticity of pulmonary epithelial cells and the requirement for complex intercellular interactions for regeneration of normal epithelium following lung injury. Recent developments in the molecular characterization of genes expressed in the lung have ...

journal_title：Microscopy research and technique

authors： O'Reilly MA,Stripp BR,Pryhuber GS

更新日期：1997-09-01 00:00:00

abstract：:The skin is a tissue containing a large number of collagen types. Several collagens are restricted at the dermo-epidermal junction, contrarily to others present throughout the dermis. However, the distribution of the dermal collagen varies during embryonic development. In this contribution, we have been interested in ...

journal_title：Microscopy research and technique

authors： Garrone R,Lethias C,Le Guellec D

更新日期：1997-08-15 00:00:00

abstract：:Morphological studies of the microcirculatory system in the thymus were reviewed in regards to methodology and structural organization of blood and lymphatic vessels. The blood capillaries and postcapillary venules (PCVs) in the thymus are characterized by a double-walled structure. These vessels are surrounded more o...

journal_title：Microscopy research and technique

authors： Kato S

更新日期：1997-08-01 00:00:00

abstract：:The ruminant placenta has a very uniform gross structure based on localised areas of fetomaternal membrane apposition and proliferation to form placentomes. There is no consistency, however, in the number or size of these placentomes (6-150), nor in the villus architecture of the individual placentome. The one consist...

journal_title：Microscopy research and technique

authors： Wooding FB,Morgan G,Adam CL

更新日期：1997-07-01 00:00:00

abstract：:The new stereology permits the objective, quantitative description of morphology by efficient and design-based methods. Applications to placentas in normal and abnormal pregnancies have proved of great value for challenging earlier misconceptions and interpreting better the processes of growth, morphogenesis, adaptati...

journal_title：Microscopy research and technique

authors： Mayhew TM,Burton GJ

更新日期：1997-07-01 00:00:00

abstract：:The morphology of pancreatic excretory duct segments was reviewed in mammals. The fine structure of the epithelial lining was described in intercalated ducts, intra- and extralobular ducts, and in major pancreatic ducts. Morphological characteristics of the various cell types comprising to the duct epithelium were det...

journal_title：Microscopy research and technique

authors： Egerbacher M,Böck P

更新日期：1997-06-01 00:00:00

abstract：:We observed the corrosion casts of the Wistar rats' pancreatic ducts with scanning electron microscopy (SEM), and their conventionally fixed pancreatic tissue with SEM and transmission electron microscopy (TEM). These findings revealed the following facts about the three-dimensional structure of pancreatic duct. (1) T...

journal_title：Microscopy research and technique

authors： Ashizawa N,Endoh H,Hidaka K,Watanabe M,Fukumoto S

更新日期：1997-06-01 00:00:00

abstract：:The ultrastructure of adult human articular cartilage matrix is reexamined in tissue processed according to recently improved cryotechniques [Studer et al. (1995) J. Microsc., 179:321-332]. In truely vitrified tissue, a network of fine cross-banded filaments (10-15 nm in diameter) with a periodicity characteristic of ...

journal_title：Microscopy research and technique

authors： Hunziker EB,Michel M,Studer D

更新日期：1997-05-15 00:00:00

abstract：:An overview of the morphological correlates of mammalian epidermal lipids and the cutaneous permeability barrier is provided. The following features are discussed: 1) ultrastructural characterization of the progressive lipid alterations accompanying normal stratum corneum (SC) formation; 2) effects of drugs/inhibitors...

journal_title：Microscopy research and technique

authors： Menon G,Ghadially R

更新日期：1997-05-01 00:00:00

abstract：:It is increasingly recognized that neuroepithelial endocrine cells and organoid clusters of these cells termed neuroepithelial bodies are widely distributed in the respiratory tract of vertebrates. This review focuses on the neuroepithelial endocrine system in the airway epithelium of mammals according to observations...

journal_title：Microscopy research and technique

authors： Scheuermann DW

更新日期：1997-04-01 00:00:00

abstract：:This review examines the morphology of the adrenal gland with particular reference to the adrenal vasculature. It examines the possibility that variability in adrenal gland responsiveness may be attributable to neural or hormonal modulation of adrenal blood flow. Changes in the rate of blood flow through the adrenal c...

journal_title：Microscopy research and technique

authors： Bassett JR,West SH

更新日期：1997-03-15 00:00:00

abstract：:Polycrystalline silver catalysts are used extensively for the partial oxidation of methanol to formaldehyde, which is then primarily incorporated in the synthesis process for adhesives and resins. In order to maximize formaldehyde production it is essential to gain a comprehensive understanding of the complex microstr...

journal_title：Microscopy research and technique

authors： Uwins PJ,Millar GJ,Nelson ML

更新日期：1997-03-01 00:00:00

abstract：:Detailed maps of the A-T distribution within human mitotic chromosomes labeled with BrdU are obtained with a high resolution scanning ion microprobe through the detection of bromine by imaging secondary ion mass spectrometry (SIMS). Corresponding maps of the emission loci of the molecular ion CN- describe the overall ...

journal_title：Microscopy research and technique

authors： Levi-Setti R,Chabala JM,Gavrilov K,Espinosa R 3rd,Le Beau MM

更新日期：1997-02-15 00:00:00

abstract：:The ultrastructure of the round window membrane of humans, monkeys, felines, and rodents discloses three basic layers: an outer epithelium, a middle core of connective tissue, and an inner epithelium. Interspecies variations are mainly in terms of thickness, being thinnest in rodents and thicker in humans. Morphologic...

journal_title：Microscopy research and technique

authors： Goycoolea MV,Lundman L

更新日期：1997-02-01 00:00:00

abstract：:GABA is a likely feedback transmitter from H1 horizontal cells to cone photoreceptors in fish retinas. Spinules arise from H1 cell dendrites in light-adapted retinas, are correlated with responses attributed to feedback, and have been proposed to be the GABA release sites. We used mAb 62-3G1, an antibody against the b...

journal_title：Microscopy research and technique

authors： Yazulla S,Studholme KM

更新日期：1997-01-01 00:00:00

abstract：:Ribbon synapses differ from conventional chemical synapses in that they contain, within the cloud of synaptic vesicles (SV's), a specialized synaptic body, most often termed synaptic ribbon (SR). This body assumes various forms. Reconstructions reveal that what appear as rod- or ribbon-like profiles in sections are in...

journal_title：Microscopy research and technique

authors： Vollrath L,Spiwoks-Becker I

更新日期：1996-12-15 00:00:00

abstract：:Neuroblast pattern, engrailed expression and proliferation in the subesophageal neuromers of the beetle Tenebrio molitor are characterized throughout embryogenesis. The proliferation of neuroblasts has been studied throughout postembyronic development. Serotonin, crustacean cardioactive peptide and tyrosine hydroxylas...

journal_title：Microscopy research and technique

authors： Breidbach O,Urbach R

更新日期：1996-10-15 00:00:00

abstract：:The synaptic organization of the amphibian sympathetic ganglia was studied, especially in the last two abdominal paravertebral ganglia of the frog. These ganglia appear to form a monosynaptic relay, not containing interneurons. They consist of two systems working in parallel: the principal neurons, by far the most num...

journal_title：Microscopy research and technique

authors： Lascar G,Eugene D,Taxi J

更新日期：1996-10-01 00:00:00

abstract：:The properties of the postganglionic sympathetic neurones supplying the heart and arising in the stellate and adjacent paravertebral ganglia of various species are discussed with respect to their location, morphology, synaptic input and membrane characteristics. Results from our laboratory on the morphology of rat ste...

journal_title：Microscopy research and technique

authors： Wallis D,Watson AH,Mo N

更新日期：1996-09-01 00:00:00

abstract：:The density of nodes of Ranvier was examined at CNS, PNS, and transitional zone (TZ) levels of rat lumbar ventral motoneurone fibres. It was found to be significantly greater in the TZ than at the other levels: The difference was sevenfold for the ventral root and at least fourfold for central fibre levels. Node distr...

journal_title：Microscopy research and technique

authors： Fraher J

更新日期：1996-08-15 00:00:00

abstract：:Voltage-gated sodium channels are largely localized to the nodes of Ranvier in myelinated axons, providing the physiological basis for saltatory conduction. Studies using antisodium channel antibodies have shown that along demyelinated axons sodium channels form new distributions. The nature of this changed distributi...

journal_title：Microscopy research and technique

authors： England JD,Levinson SR,Shrager P

更新日期：1996-08-01 00:00:00

abstract：:A light and electron microscopic study was performed to determine age changes in Meissner corpuscles. In forepaw digital pads of mice aged to their maximum life expectancy, corpuscles were found to increase in size and complexity until middle age, and then to become smaller, disorganized and lobulated with more advanc...

journal_title：Microscopy research and technique

authors： Nava PB,Mathewson RC

更新日期：1996-07-01 00:00:00

abstract：:Programmed cell death occurs in a variety of organs during amphibian metamorphosis and is usually identified by electron microscopy as apoptosis or its modifications. Because of the massive cell death that occurs during a short period, amphibian organs serve as an ideal model system for the study of mechanisms underly...

journal_title：Microscopy research and technique

authors： Ishizuya-Oka A

更新日期：1996-06-15 00:00:00