Ultramicrotomy of semiconductors and related materials.

abstract：:We discuss the use of fluorescence correlation spectroscopy for the measurement of relatively slow rotations of large macromolecules in solution or attached to other macromolecular structures. We present simulations and experimental results to illustrate the range of rotational correlation times and diffusion times th...

journal_title：Microscopy research and technique

authors： Barcellona ML,Gammon S,Hazlett T,Digman MA,Gratton E

更新日期：2004-11-01 00:00:00

abstract：:Retina is the interior part of human's eye, has a vital role in vision. The digital image captured by fundus camera is very useful to analyze the abnormalities in retina especially in retinal blood vessels. To get information of blood vessels through fundus retinal image, a precise and accurate vessels segmentation im...

journal_title：Microscopy research and technique

authors： Akbar S,Sharif M,Akram MU,Saba T,Mahmood T,Kolivand M

更新日期：2019-02-01 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：:In situ hybridization (ISH) for HIV is an arduous, demanding means of detecting viral genetic material in cells and tissues. Good ISH requires broad technical skills and devotion to controls for every step of the process as well as a critical eye when interpreting results. ISH may be used to detect HIV in three ways: ...

journal_title：Microscopy research and technique

authors： Fox CH,Cottler-Fox M

更新日期：1993-05-01 00:00:00

abstract：:The pollen morphology of 11 salt tolerant plant species of family Amaranthaceae from the salt range of Northern Punjab, Pakistan has been studied. The palyno-morphological characters were examined using light and scanning electron microscope. The examined all salt tolerant species have a slight difference in size but ...

journal_title：Microscopy research and technique

authors： Nazish M,Zafar M,Ahmad M,Sultana S,Ullah R,Alqahtani AS,Ullah F,Ahmad S,Ashfaq S,Ullah F

更新日期：2019-03-01 00:00:00

abstract：:Twelve substrains of inbred senescence-accelerated mice (SAM) have been developed, among which the SAMP8 and SAMP10 strains show a significant age-related deterioration in learning and memory for passive and active avoidance tasks. These strains have, respectively, a low and high incidence of systemic senile amyloidos...

journal_title：Microscopy research and technique

authors： Kawamata T,Akiguchi I,Maeda K,Tanaka C,Higuchi K,Hosokawa M,Takeda T

更新日期：1998-10-01 00:00:00

abstract：:The preparation of optically clear, thick sections of fragile embryonic tissues greatly aids the power of confocal scanning laser microscopy in imaging three-dimensional structures. We report here conditions for embedding, sectioning, and staining embryos in polyacrylamide gels for a variety of confocal imaging techni...

journal_title：Microscopy research and technique

authors： Germroth PG,Gourdie RG,Thompson RP

更新日期：1995-04-15 00:00:00

abstract：:In this paper we present the state of knowledge on cell-cell interactions in the testis of two groups of anamniote vertebrates--teleosts and elasmobranchs--which include most fish. In these fish, the structural organization of the testis differs fundamentally from that which characterizes amniotes in which the germina...

journal_title：Microscopy research and technique

authors： Loir M,Sourdaine P,Mendis-Handagama SM,Jégou B

更新日期：1995-12-15 00:00:00

abstract：:In yeast, peroxisomes are the site of specific catabolic pathways that characteristically include hydrogen peroxide producing oxidases and catalase. During the last 10 years, much progress has been made in unravelling the molecular mechanisms involved in the biogenesis of this organelle. At present, 23 different genes...

journal_title：Microscopy research and technique

authors： Veenhuis M,Salomons FA,Van Der Klei IJ

更新日期：2000-12-15 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：:Atomic force microscope (AFM) has been widely used in the biological field owing to its high sensitivity (subnanonewton), high spatial resolution (nanometer), and adaptability to physiological environments. Nowadays, force volume (FV) and peakforce quantitative nanomechanical (QNM) are two distinct modes of AFM used i...

journal_title：Microscopy research and technique

authors： Yang Y,Xiao X,Peng Y,Yang C,Wu S,Liu Y,Yue T,Pu H,Liu N,Jiang H

更新日期：2019-11-01 00:00:00

abstract：:Transmission electron microscopy (TEM) is the main tool for exploring the intracellular damage and organelle distribution. The cause of producing embryo cytoplsamic fragmentation is not completely understood. Since the fragments have detrimental effects on embryo development, the ultrastructural analysis of fragments ...

journal_title：Microscopy research and technique

authors： Halvaei I,Khalili MA,Nottola SA

更新日期：2016-06-01 00:00:00

abstract：:The photoreceptor population in Xenopus consists of a green-sensitive rod (lambda(max) = 523 nm), a blue-sensitive rod (lambda(max) = 445 nm) and three classes of cone. The largest cone is red-sensitive (lambda(max) = 611 nm). The intermediate cone is presumed to be blue-sensitive based on physiological criteria, wher...

journal_title：Microscopy research and technique

authors： Witkovsky P

更新日期：2000-09-01 00:00:00

abstract：:The visual system of insects provides an excellent model to study processes of transduction and transmission of photic information, synaptogenesis, synaptic plasticity, and wiring between photoreceptors and their visual interneurons in the optic lobe. This review describes synaptic contacts between photoreceptors and ...

journal_title：Microscopy research and technique

authors： Pyza E

更新日期：2002-08-15 00:00:00

abstract：:The discovery of new song types in Hawaiian Drosophila species has raised a question of alternative sound production and sound perception mechanisms in Drosophila. For example D. disjuncta males, which produce song with a carrier frequency of 5,000-6,000 Hz, do not vibrate their wings but only tremble them in a very s...

journal_title：Microscopy research and technique

authors： Hoikkala A,Moro S

更新日期：2000-07-15 00:00:00

abstract：:Central to the control of vascular resistance in the systemic and pulmonary circulation and at the solid organ level is the function of the endothelial-derived vasomediators, endothelin-1 (ET-1) and nitric oxide. Regulation of steady-state levels of ET-1 and endothelial nitric oxide synthase (eNOS) mRNAs represents an...

journal_title：Microscopy research and technique

authors： Mawji IA,Marsden PA

更新日期：2003-01-01 00:00:00

abstract：:In this study, we aimed to increase the sensitivity of protein labeling using 1.4 nm gold nanoparticles and glutamate δ2 receptor (GluD2) from the postsynaptic membrane of the Purkinje cells. The very small marker size of the particles reduces the steric hindrance between antibodies leading to a higher labeling effici...

journal_title：Microscopy research and technique

authors： Loukanov AR,Gagov H

更新日期：2012-09-01 00:00:00

abstract：:A cognitive task can often be subdivided into several subprocesses, which follow a specific temporal order. Here, we report an event-related functional magnetic resonance imaging (fMRI) experiment on memory search, in which the temporal onset of search in primary memory was varied relative to retrieval from secondary ...

journal_title：Microscopy research and technique

authors： Pollmann S,Zysset S,Wiggins CJ,Von Cramon DY

更新日期：2000-10-01 00:00:00

abstract：:Widespread implementation of prostate cancer screening has affected several epidemiologic features of the disease including incidence, tumor and patient characteristics, patterns of care and outcomes. Some of these changes have been interpreted as evidence of the success of PSA testing as a cancer control strategy. Da...

journal_title：Microscopy research and technique

authors： Mettlin C

更新日期：2000-12-01 00:00:00

abstract：:We report on a novel laser source, emitting high energy (20 nanoJoule) femtosecond pulses, in a broad spectrum (250 nm). This source is easily tuned from 950 to 1200 nm, without any laser adjustment, and delivers sub-300 femtosecond pulses with a 10-nm spectral width. ...

journal_title：Microscopy research and technique

authors： Deguil N,Mottay E,Salin F,Legros P,Choquet D

更新日期：2004-01-01 00:00:00

abstract：:The small GTPase Rho, which regulates cell shape, is thought to contribute to cytokinesis. Recently, Citron was characterized as a Rho target. This large protein contains a Ser/Thr kinase domain related to that of ROCK, another Rho effector. Both endogenous Citron and recombinant Citron localize to the cleavage furrow...

journal_title：Microscopy research and technique

authors： Madaule P,Furuyashiki T,Eda M,Bito H,Ishizaki T,Narumiya S

更新日期：2000-04-15 00:00:00

abstract：OBJECTIVES:To examine different types of restorative materials used in children as well as primary and permanent teeth enamel when affected by erosive foods. MATERIALS AND METHOD:Buttermilk, fruit yoghurt, Coca-cola, fruit juice, Filtek Z-250, Dyract Extra, Fuji II LC, and Fuji IX and tooth enamel were used. Measureme...

journal_title：Microscopy research and technique

authors： Sari ME,Erturk AG,Koyuturk AE,Bekdemir Y

更新日期：2014-01-01 00:00:00

abstract：:This paper describes four investigations of the olfactory mucosa of the brown trout: 1) the ultrastructure of the olfactory mucosa as revealed by scanning (SEM), conventional transmission (TEM), and high voltage (HVEM) electron microscopy; 2) light and electron-microscopic investigations of retrograde transport of the...

journal_title：Microscopy research and technique

authors： Moran DT,Rowley JC 3rd,Aiken GR,Jafek BW

更新日期：1992-10-01 00:00:00

abstract：:This report describes osteoclastic bone resorption around intraosseous fixation screws in rat and pig mandibles. These screws supported distraction devices and provided for neutral fixation following the distraction period. Progressive clinical instability of bicortical screws and radiographic and histologic evidence ...

journal_title：Microscopy research and technique

authors： Schulten AJ,Zimmermann CE,Glowacki J

更新日期：2003-08-15 00:00:00

abstract：:This article presents an integrated approach for the authentication of five Russian icons through the study of their paint materials (elemental composition and stratigraphic mapping), state of conservation and artistic technique. The results of the applied analytical protocol, involving optical and scanning electron m...

journal_title：Microscopy research and technique

authors： Sandu IC,Bracci S,Sandu I,Lobefaro M

更新日期：2009-10-01 00:00:00

abstract：:In a previous report we described the survival and contractile function of mouse embryonic stem cell-derived cardiomyocytes in the host retroperitoneum. To further understand the nature of embryonic stem cell-derived cardiomyocytes, the study assessed the synthesis of natriuretic peptides in ectopic myocardial tissues...

journal_title：Microscopy research and technique

authors： Johkura K,Cui L,Yue F,Nitta K,Takei S,Okouchi Y,Asanuma K,Ogiwara N,Sasaki K

更新日期：2005-03-01 00:00:00

abstract：:In this article, the Ni-Cu nanoparticles (NPs) in the amorphous carbon hydrogenated thin films with different copper percentage by co-deposition of RF-plasma enhanced chemical vapor deposition were prepared using acetylene gas and Ni and Cu targets. The films deposited with 5% Cu have minimum value of the average diam...

journal_title：Microscopy research and technique

authors： Dalouji V,Goudarzi S,Solaymani S

更新日期：2020-12-22 00:00:00

abstract：:Fipronil, active ingredient of Frontline® acaricide, is a phenyl-pyrazolic derivative, and its efficacy in the elimination of several plagues, even in lower concentrations, has already been demonstrated; however, its effect on nontarget organisms has not been thoroughly explained. In this sense, the present study had ...

journal_title：Microscopy research and technique

authors： Ferreira M,De Oliveira PR,Denardi SE,Bechara GH,Mathias MI

更新日期：2012-03-01 00:00:00

abstract：:Non-alcoholic fatty liver disease (NAFLD) is a clinical-pathological syndrome that includes a wide spectrum of morphological alterations. In research, animal models are crucial in evaluating not only the pathogenesis of NAFLD and its progression, but also the therapeutic effects of various agents. Investigations on th...

journal_title：Microscopy research and technique

authors： Solinas P,Isola M,Lilliu MA,Conti G,Civolani A,Demelia L,Loy F,Isola R

更新日期：2014-10-01 00:00:00

abstract：:Transmission X-ray microscopy (TXM) is a rapidly developing technique with the capability of nanoscale three dimensional (3D) real-space imaging. Combined with the wide range in energy tunability from synchrotron sources, TXM enables the retrieval of 3D microstructural information with elemental/chemical sensitivity t...

journal_title：Microscopy research and technique

authors： Kao TL,Shi CY,Wang J,Mao WL,Liu Y,Yang W

更新日期：2013-11-01 00:00:00