Role of parietal and principal gastric mucosa cells in the phenomenon of concentration of aluminum and indium.

abstract：BACKGROUND:Ultrasonic excitation (US) was applied to glass ionomer cement (GIC) during early set time to increase the advantageous properties of this material. PURPOSE:The aim of this in vitro study was to assess the inner porosity of GIC after US. STUDY DESIGN:A total of 16 specimens, for each material, were prepare...

journal_title：Microscopy research and technique

authors： Coldebella CR,Santos-Pinto L,Zuanon AC

更新日期：2011-01-01 00:00:00

abstract：:The energy resolution of an energy dispersive spectrometer (EDS) equipped with an ultrathin window (UTW) and mounted at a high take-off angle (72 degrees) on a transmission electron microscope has been studied under a variety of operating conditions. The spectrometer resolution is close to that specified by the manufa...

journal_title：Microscopy research and technique

authors： Blackford MG,Smith KL

更新日期：1992-07-01 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：:3D surface profiling and high resolution imaging were performed to refine the Florin rings and epicuticular wax crystals of Pinus koraiensis needles. Needles were collected from four-year-old seedlings and air-dried for surface observations. Field emission scanning electron microscopy revealed that stomata were found ...

journal_title：Microscopy research and technique

authors： Kim KW,Lee ST,Bae SW,Kim PG

更新日期：2011-12-01 00:00:00

abstract：:The fine structure of the taste buds of circumvallate papillae of two strains of mice was studied by electron microscopy. Mice anesthetized with ketamine were perfused through the heart with a double aldehyde mixture in cacodylate buffer and the tissues embedded in Epon. Semi-serial sections were employed. The morphol...

journal_title：Microscopy research and technique

authors： Murray RG

更新日期：1993-10-15 00:00:00

abstract：:Cartilage morphogenesis is a prerequisite for skeletal development and maintenance. The morphogenesis of cartilage determines the shape of bones, and joints including articular cartilage, ligaments, and tendon. This article reviews the recent advances in cartilage-derived morphogenetic proteins (CDMPs) and related bon...

journal_title：Microscopy research and technique

authors： Reddi AH

更新日期：1998-10-15 00:00:00

abstract：:Follicular development in the mammalian ovary is a complex process regulated by an orchestrated action of the pituitary gonadotropins, e.g., follicle stimulating hormone (FSH) and luteinizing hormone (LH), and local ovarian factors, such as peptide growth factors and steroids. The mechanism of endocrine/paracrine/auto...

journal_title：Microscopy research and technique

authors： Roy SK

更新日期：1994-02-01 00:00:00

abstract：:The subcommissural organ (SCO) is a brain circumventricular organ formed by ependymal and hypendymal secretory cells. It secretes glycoproteins into the cerebrospinal fluid of the third ventricle where they condense into a thread-like structure known as Reissner's fiber (RF). The present study was designed to investig...

journal_title：Microscopy research and technique

authors： Schöbitz K,Gonzalez C,Peruzzo B,Yulis CR,Rodríguez EM

更新日期：2001-03-01 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：:When 20-day-old rats are placed on a vitamin A deficient diet (VAD) for a period of 10 weeks, the seminiferous tubules are found to contain only Sertoli cells, a few residual A0, A1 spermatogonia, and preleptotene spermatocytes (PL). The type A1 spermatogonia and PL spermatocytes are arrested in their G2 phase. In VAD...

journal_title：Microscopy research and technique

authors： Ismail N,Morales CR

更新日期：1992-01-01 00:00:00

abstract：:The objectives were to develop method of isolating viable human limbal basal cells in order to enrich a subset of small cells with a large Nucleus/Cytoplasm (N/C) ratio expressing high levels of p63, nuclear protein. Limbal tissues were treated with trypsin for 50 min at 37 degrees C in an orbital shaker at 100 rpm wi...

journal_title：Microscopy research and technique

authors： Arpitha P,Prajna NV,Srinivasan M,Muthukkaruppan V

更新日期：2008-06-01 00:00:00

abstract：:The presence of hard jaws (trophi), with species-specific shape and size, is a taxonomic feature of Rotifera, a group of microscopic metazoans. Since trophi are used to discriminate among species, it is important to know whether these structures change in taxonomically important ways during postembryonic development. ...

journal_title：Microscopy research and technique

authors： Fontaneto D,Melone G

更新日期：2006-04-01 00:00:00

abstract：:The presence and distribution of FMRFamide-like peptides (FLPs) in the cyprid larvae of the barnacle Balanus amphitrite were investigated using immunohistochemical methods. Barnacles are considered to be one of the most important constituents of animal fouling communities, and the cyprid stage is specialized for settl...

journal_title：Microscopy research and technique

authors： Gallus L,Ferrando S,Bottaro M,Diaspro A,Girosi L,Faimali M,Ramoino P,Tagliafierro G

更新日期：2009-02-01 00:00:00

abstract：:Linepithema micans Forel is a poorly studied species that is now considered a pest in vineyards in South Brazil. Larval characters have been used in a few phylogenetic studies, and their importance greatly depends in the amount of available information on different species. This study presents a complete panorama on t...

journal_title：Microscopy research and technique

authors： Nondillo A,Solis DR,Fox EG,Rossi ML,Botton M,Bueno OC

更新日期：2011-04-01 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：:There is increasing evidence for the important role played by regulatory peptides in the physiology of the normal and neoplastic prostate. Adrenomedullin (AM) and pro-adrenomedullin N-terminal 20 peptide (PAMP) are recently discovered regulatory peptides widely expressed in the normal prostate and in prostate carcinom...

journal_title：Microscopy research and technique

authors： Calvo A,Abasolo I,Jiménez N,Wang Z,Montuenga L

更新日期：2002-04-15 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：:A re-examination and modification of the very old oblique illumination technique has resulted in a method for contrast enhancement in microscopes, diffracted-light contrast (DLC), which provides high-contrast, high-resolution images of unstained biological material. The technique, which utilizes the diffracted light f...

journal_title：Microscopy research and technique

authors： Piekos WB

更新日期：1999-08-15 00:00:00

abstract：:In addition to pesticidal activity, the capacity of natural compounds to inhibit the reproduction of parasites emerge as an important alternative tick control method. In this context, Satureja spp. stand out due to their recognized pesticidal properties. Among parasites of veterinary importance, the cattle tick, Rhipi...

journal_title：Microscopy research and technique

authors： Reis AC,Konig IFM,Rezende DACS,Gonçalves RRP,Lunguinho ADS,Ribeiro JCS,Cardoso MDG,Remedio RN

更新日期：2021-01-06 00:00:00

abstract：:Contraction of muscular tissue requires the synchronized shortening of myofibers arrayed in complex geometrical patterns. Imaging such myofiber patterns with diffusion-weighted MRI reveals architectural ensembles that underlie force generation at the organ scale. Restricted proton diffusion is a stochastic process res...

journal_title：Microscopy research and technique

authors： Hoffman MP,Taylor EN,Aninwene GE 2nd,Sadayappan S,Gilbert RJ

更新日期：2018-02-01 00:00:00

abstract：:Understanding the functional morphology and mobility of appendages of fossil animals is important for exploring ecological traits such as feeding and locomotion. Previous work on fossils from the 518 million-year-old Chengjiang biota of China was based mainly on two-dimensional information captured from the surface of...

journal_title：Microscopy research and technique

authors： Schmidt M,Liu Y,Zhai D,Hou X,Melzer RR

更新日期：2020-11-06 00:00:00

abstract：:Parathyroid glands (n = 271) removed from 130 patients were examined by light and electron microscopy. A standardized method of tissue processing was employed and morphometry was performed. The aim of the paper is to provide a description of the human parathyroid chief cell ultrastructure in health and disease, with q...

journal_title：Microscopy research and technique

authors： Cinti S,Sbarbati A

更新日期：1995-10-01 00:00:00

abstract：:The aim of the study was to determine the efficacy of different products containing fluoride, calcium and phosphate for enamel remineralization in eroded primary teeth. A total of 90 sound primary canine teeth were randomly divided into 5 groups of 18 teeth each: 1) control (polished enamel), 2) 5% DuraShield sodium f...

journal_title：Microscopy research and technique

authors： Memarpour M,Soltanimehr E,Sattarahmady N

更新日期：2015-09-01 00:00:00

abstract：:Microscopic imaging of uneven surfaces is difficult because of the limited depth of field. In this study, we developed a rapid auto-focus method for uneven surfaces based on image fusion. The Prewitt operator was used to detect the vertical edges of the images. Then, the focus position was theoretically calculated usi...

journal_title：Microscopy research and technique

authors： Jiang MS,Yang T,Xu XL,Zhang XD,Li F

更新日期：2019-09-01 00:00:00

abstract：:Most of the molecular and experimental studies on the floor plate (FP) have been performed on the FP region extending along the spinal cord. However, little is known about the hindbrain FP. The FP undergoes regional and temporal changes throughout development, but information with respect to the ultrastructural correl...

journal_title：Microscopy research and technique

authors： del Brio MA,Riera P,Peruzzo B,Rodríguez EM

更新日期：2001-03-01 00:00:00

abstract：:The research was performed to investigate pollen morphology of endangered species of Capparidaceae in subtropical regions of Pakistan. The distinguishing characters were investigated by using light microscope and scanning electron microscope. Palynological study is comprised of pollen shape, pollen type, exine sculptu...

journal_title：Microscopy research and technique

authors： Mir S,Ahmad M,Khan MA,Zafar M,Jahan S,Sultana S,Jabeen M,Majeed S

更新日期：2019-09-01 00:00:00

abstract：:Filamentous bacteriophage has been proposed as a vehicle that can carry and deliver therapeutics into mammalian cells for disease treatment, thus a protocol for imaging phage-cell interaction is essential. Because high signal intensity is necessary to study the mechanism of interaction between filamentous bacteriophag...

journal_title：Microscopy research and technique

authors： Abbineni G,Safiejko-Mroczka B,Mao C

更新日期：2010-05-01 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 avian pancreas has three or four lobes and develops from a dorsal and two ventral buds. The cells that will contribute to formation of the dorsal bud are at first located in the mid-dorsal endoderm, those of the ventral buds in the floor of the foregut. The determination of endoderm to form dorsal and ventral bud ...

journal_title：Microscopy research and technique

authors： Rawdon BB

更新日期：1998-11-15 00:00:00

abstract：:A small-angle cleavage technique has been developed that produces superior transmission electron microscope (TEM) samples of semiconductors and related materials. The technique involves back-thinning the sample to approximately 100 microns, then scribing a groove on this back face at a specified small angle to a stand...

journal_title：Microscopy research and technique

authors： McCaffrey JP

更新日期：1993-02-01 00:00:00