Histological description of immature Chironomus columbiensis (Diptera: Chironomidae): A potential contribution to environmental monitoring.

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：:Nowadays, infertility is no longer considered as an unsolvable disorder due to progresses in germ cells derived from stem lineage with diverse origins. Technical and ethical challenges push researchers to investigate various tissue sources to approach more efficient gametes. The purpose of the current study is to inve...

journal_title：Microscopy research and technique

authors： Shirzeyli MH,Khanlarkhani N,Amidi F,Shirzeyli FH,Aval FS,Sobhani A

更新日期：2017-11-01 00:00:00

abstract：:This research aimed to obtain the depth dependence of polymerization contraction and microporosity from irradiated dental resin cements by X-ray computed microtomography (μCT). Samples (n = 5) of commercial Relyx U200 (RU) and AllCem Core (AC) dual-cure resin cements were injected in a cylindrical Teflon sampler (25 m...

journal_title：Microscopy research and technique

authors： Gheller R,Burey A,Vicentin BLS,Dos Reis PJ,Appoloni CR,Garbelini CCD,Hoeppner MG

更新日期：2020-06-01 00:00:00

abstract：:Ascidian embryos are useful for examining how events that occur during fertilization and cleavage affect gastrulation because they gastrulate early in development, during the seventh cleavage. In ascidians, both dorsal-ventral and anterior-posterior axes are determined before first cleavage. The dorsal-ventral axis is...

journal_title：Microscopy research and technique

authors： Swalla BJ

更新日期：1993-11-01 00:00:00

abstract：:Iris L. is one of the important genus of family Iridaceae, consist of 56 taxa naturally occurred in Turkey. The similarities and variations in the subgenus overlapping the taxonomic positions of the species in the subgenera and needs anatomical assessment especially by microscopic techniques. In this study, the taxono...

journal_title：Microscopy research and technique

authors： Kandemir N,Çelik A,Ullah F,Shah SN,Zaman W

更新日期：2019-06-01 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：:Focused ion beam (FIB) techniques are among the most important tools for the nanostructuring of surfaces. We used the FIB/SEM (scanning electron microscope) for milling and imaging of digestive gland cells. The aim of our study was to document the interactions of FIB with the surface of the biological sample during FI...

journal_title：Microscopy research and technique

authors： Drobne D,Milani M,Leser V,Tatti F

更新日期：2007-10-01 00:00:00

abstract：:Orthodontic appliances causes specific alterations in oral environment, including reduction of pH, increase of dental biofilm and elevation of salivary microbial levels, causing an increased risk for dental caries. This study evaluated, using microbial culture and scanning electron microscopy (SEM), the in situ contam...

journal_title：Microscopy research and technique

authors： Bagatin CR,Andrucioli MCD,Ferreira JTL,Matsumoto MAN,da Silva RAB,da Silva LAB,Romano FL,Nelson-Filho P

更新日期：2017-05-01 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 through focus exit wave reconstruction technique uses a series of high resolution electron microscopy images to reconstruct the complex electron wavefunction at the exit plane of the specimen. The feasibility of the through focus exit wave reconstruction method and its most important limitations are discussed. It ...

journal_title：Microscopy research and technique

authors： Zandbergen HW,Van Dyck D

更新日期：2000-05-01 00:00:00

abstract：:Polarized microscopy provides unique information on anisotropic samples. In its most complete implementation, namely Mueller microscopy, this technique is well suited for the visualization of fibrillar proteins orientations, with collagen in the first place. However, the intrinsic optical anisotropy of unstained tissu...

journal_title：Microscopy research and technique

authors： Nazac A,Bancelin S,Teig B,Ibrahim BH,Fernandez H,Schanne-Klein MC,De Martino A

更新日期：2015-08-01 00:00:00

abstract：:Ketogenic diets (KDs) have shown beneficial effects in experimental models of neurodegeneration, designating aged individuals as possible recipients. However, few studies have investigated their consequences on aging brain. Here, late-adult rats (19 months of age) were fed for 8 weeks with two medium chain triglycerid...

journal_title：Microscopy research and technique

authors： Balietti M,Fattoretti P,Giorgetti B,Casoli T,Di Stefano G,Platano D,Aicardi G,Lattanzio F,Bertoni-Freddari C

更新日期：2009-12-01 00:00:00

abstract：:The fine structure of human oogonia and growing oocytes has been reviewed in fetal and adult ovaries. Preovulatory maturation and the ultrastructure of stimulated oocytes from the germinal vesicle (GV) stage to metaphase II (MII) stage are also documented. Oogonia have large nuclei, scanty cytoplasm with complex mitoc...

journal_title：Microscopy research and technique

authors： Sathananthan AH,Selvaraj K,Girijashankar ML,Ganesh V,Selvaraj P,Trounson AO

更新日期：2006-06-01 00:00:00

abstract：:Tumor necrosis factor (TNF) exists in two bioactive forms, the membrane integrated form and the proteolytically derived soluble cytokine. Both forms of TNF are involved in a variety of different physiological and pathophysiological situations. Here we analyzed different human and mouse TNF-specific reagents for their ...

journal_title：Microscopy research and technique

authors： Gerspach J,Götz A,Zimmermann G,Kolle C,Böttinger H,Grell M

更新日期：2000-08-01 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：:We present a new beam-shaping technique for two-color excitation fluorescence microscopy. We show that by simply inserting a properly designed shaded-ring filter in the illumination beam of smaller wavelength, it is possible to improve the effective optical sectioning capacity of such microscopes by 23%. Such an impro...

journal_title：Microscopy research and technique

authors： Ibáñez-López C,Escobar I,Saavedra G,Martínez-Corral M

更新日期：2004-06-01 00:00:00

abstract：:This was the first comprehensive pollen micromorphological investigation of lactiferous flora (Apocynaceae) of District Rawalpindi, Pakistan. The pollen morphology of 10 species of the family Apocynaceae was observed and documented using light microscopy and scanning electron microscopy. Pollen was found subspheroidal...

journal_title：Microscopy research and technique

authors： Naz S,Zafar M,Ahmad M,Memon RA,Sultana S,Bahadur S,Ozdemir FA,Siddiq Z,Shah MA

更新日期：2019-09-01 00:00:00

abstract：:The field of quantitative analysis and subsequent mapping of the cerebral cortex has developed rapidly. New powerful tools have been applied to investigate large regions of complex folded gyrencephalic cortices in order to detect structural transition regions that might partition different cortical fields of disjunct ...

journal_title：Microscopy research and technique

authors： Schmitt O,Pakura M,Aach T,Hömke L,Böhme M,Bock S,Preusse S

更新日期：2004-03-01 00:00:00

abstract：:Amphibia Kupffer cells (i.e., liver resident macrophages) show many common characteristics when compared with Mammalia Kupffer cells: filopodia, microvillous-like structures, lamellipodia, fuzzy coat, coated vesicles, bristled vacuoles, nonspecific esterase activity, and pinocytotic and phagocytic activity are present...

journal_title：Microscopy research and technique

authors： Sichel G,Scalia M,Corsaro C

更新日期：2002-06-15 00:00:00

abstract：:Insects rely heavily on olfaction to locate habitat, mates, and oviposition sites, while odorant molecules and the antennal olfactory sensory cells of insects are two indispensable components of olfactory response. Our previous work identified the sex pheromones and volatile compounds derived from host plant of Dendro...

journal_title：Microscopy research and technique

authors： Zhang S,Zhang Z,Kong X,Wang H

更新日期：2013-01-01 00:00:00

abstract：:Morphological parameters and renal flow were assessed and measured in six clinically healthy dogs with negative serological and parasitological examinations for canine visceral leishmaniasis (CVL) and six dogs with CVL-positive serological and parasitological tests and asymptomatic condition of the disease. Kidney len...

journal_title：Microscopy research and technique

authors： Baltazar PI,Da Silva Moura L,Pessoa GT,De Sá Rodrigues RP,Sanches MP,Das Neves Diniz A,Das Chagas Araújo Sousa F,Guerra PC,Neves WC,Giglio RF,De Jesus Rosa Pereira Alves J,De Assis Leite Souza F,Braga JF,Alves FR

更新日期：2016-07-01 00:00:00

abstract：:Cigarette smoke is a significant source of cadmium, lead, and toxic elements, which are absorbed into the human organism. In this context, the aim of this study was to investigate in vitro the presence of toxic elements, cadmium, and lead deriving from cigarette smoke in the resin composite, dentine, and dental enamel...

journal_title：Microscopy research and technique

authors： Takeuchi CY,Corrêa-Afonso AM,Pedrazzi H,Dinelli W,Palma-Dibb RG

更新日期：2011-03-01 00:00:00

abstract：:Diestian ferruginous sandstone has been used as the dominant building stone for monuments in the Hageland, a natural landscape in east-central Belgium. Like all rocks, this stone type is sensitive to weathering. Case hardening was observed in combination with blackening of the exterior parts of the dressed stones. To ...

journal_title：Microscopy research and technique

authors： Cnudde V,Dewanckele J,Boone M,de Kock T,Boone M,Brabant L,Dusar M,de Ceukelaire M,de Clercq H,Hayen R,Jacobs P

更新日期：2011-11-01 00:00:00

abstract：:This study was performed to observe microstructures of the rat lung, using a synchrotron radiation beam and to compare findings with histological observations. X-ray refraction images from ex-vivo ventilating rat lung were obtained with an 8 KeV monochromatic beam and 20-mum thick CsI(Tl) scintillation crystal. The vi...

journal_title：Microscopy research and technique

authors： Jheon S,Youn HS,Kim HT,Choi GH,Kim JK

更新日期：2006-08-01 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：:Laminins are alpha-beta-gamma heterotrimeric components of all basement membranes. Laminins are now known to play the central role in organizing and establishing the basement membrane. The diversity of laminins allows them to impart special structural and signaling properties to the basement membrane. Of the 12 known ...

journal_title：Microscopy research and technique

authors： Miner JH

更新日期：2008-05-01 00:00:00

abstract：:Adrenomedullin (AM) is a novel neuropeptide with special significance in the mammalian hypothalamo-hypophysial axis. By using an antiserum specific for human AM, we have studied the localization of AM-like immunoreactive (AMi) cell bodies and fibers in the hypothalamus and hypophysis of the amphibians Rana perezi (anu...

journal_title：Microscopy research and technique

authors： Muñoz M,López JM,Sánchez-Camacho C,Moreno N,Crespo M,González A

更新日期：2001-08-01 00:00:00

abstract：:This study represents the first attempt to describe the ultra-structural and histological features of different three age-stages (young, mature, and adult) of rock pigeon Columba livia dakhlae captured from Egypt. The elongated tongue with round lingual apex carried a lingual nail rostrally on lingual tip. The current...

journal_title：Microscopy research and technique

authors： Abumandour MMA,Kandyel RM

更新日期：2020-02-01 00:00:00

abstract：:Acquisition of a great number of energy-filtered images in a TEM (EFTEM) around the characteristic signal with a low energy-selecting slit allows display of the electron energy loss (EEL)-spectrum of regions of interest (ROIs) of a sample. These EEL-spectra can be submitted to the different treatments already in use f...

journal_title：Microscopy research and technique

authors： Quintana C,Lechaire JP,Bonnet N,Risco C,Carrascosa JL

更新日期：2001-04-15 00:00:00

abstract：:Cytochrome c oxidase is a complex integral membrane protein consisting of 13 different polypeptide chains and four metal centers having a total molecular weight of approximately 200,000 daltons. It can be isolated in two 2-dimensional crystalline forms differing in aggregation state of the enzyme. One crystal form con...

journal_title：Microscopy research and technique

authors： Frey TG

更新日期：1994-03-01 00:00:00