Description of the immatures of workers of the ant Linepithema micans Forel (Hymenoptera: Formicidae).

abstract：:The flower buds of five Lonicera species, Lonicera japonica Thunb., L. macranthoides Hand.-Mazz., L. hypoglauca Miq., L. confusa DC. and L. fulvotomentosa Hsu et S.C. Cheng are confusable and usually utilized under the same name "Jinyinhua" in different areas for morphological similarity. Studies found that these five...

journal_title：Microscopy research and technique

authors： Chu C,Liu HJ,Qi LW,Liu EH,Li P

更新日期：2011-02-01 00:00:00

abstract：:There are no studies on stem cells (SCs) and development and differentiation (DD) of the human adrenal glands. The SCs in DD of the adrenal glands were herein investigated histochemically and immunohistochemically in 18 human embryonic adrenal glands at gestational week (GW) 7-40. At 7 GW, the adrenal glands were pres...

journal_title：Microscopy research and technique

authors： Terada T

更新日期：2015-01-01 00:00:00

abstract：:Using the optical methods described, phase specimens can be observed with a modified light microscope in enhanced clarity, purified from typical artifacts which are apparent in standard phase contrast illumination. In particular, haloing and shade-off are absent, lateral and vertical resolution are maximized and the i...

journal_title：Microscopy research and technique

authors： Piper T,Piper J

更新日期：2013-10-01 00:00:00

abstract：:High-angle annular dark-field or Z-contrast microscopy was used to demonstrate that well dispersed metal supported catalysts consist of nanometer sized clusters. Depending upon the impregnated metal, different cluster sizes were observed. Grouping of Pd clusters could also be confirmed by analytical electron microscop...

journal_title：Microscopy research and technique

authors： Bradley SA,Cohn MJ,Pennycook SJ

更新日期：1994-08-01 00:00:00

abstract：:The aqueous extract of betel nut (AEBN) induces the formation of preneoplastic nodules in the liver of Swiss Albino mice and leads to increased predisposition to cancer when administered transgenerationally. The aim of this investigation was to elucidate the alterations in ultrastructure of subcellular organelles in t...

journal_title：Microscopy research and technique

authors： Choudhury Y,Sharan RN

更新日期：2010-05-01 00:00:00

abstract：:This study was designed to investigate patterns of fibrils organization in histochemically stained otoconia. Transmission electron microscope and video imaging were used. These data indicate that otoconia of the chick (Gallus domesticus) inner ear may have central cores in vivo. The data also show that the ultrastruct...

journal_title：Microscopy research and technique

authors： Fermin CD

更新日期：1993-07-01 00:00:00

abstract：:The anatomical substrate for coordinated release from the dispersed gonadotropin-releasing hormone (GnRH) neuronal population remains obscure. There is physiological evidence that the GnRH hormone itself has a role in tonic inhibition or modulation of GnRH function. This has led to the hypothesis that there is an ultr...

journal_title：Microscopy research and technique

authors： Witkin JW

更新日期：1999-01-01 00:00:00

abstract：:All termite species (Isoptera) are eusocial. These insects live in societies where the division of labor is a predominant characteristic, conditioned by the presence of castes with different morphology, ontogeny, and development. The soldier caste is unique among social insects and it is responsible for colony defense...

journal_title：Microscopy research and technique

authors： Santos CA,Costa-Leonardo AM

更新日期：2006-11-01 00:00:00

abstract：:Surface ultrastructures of gill filaments and secondary lamellae of Rita rita and Cirrhinus mrigala, inhabiting different ecological habitat, were investigated to unravel adaptive modifications. R. rita is a sluggish, bottom dwelling carnivorous catfish, which inhabits regions of river with accumulations of dirty wate...

journal_title：Microscopy research and technique

authors： Kumari U,Mittal S,Mittal AK

更新日期：2012-04-01 00:00:00

abstract：:Oxygen-annealed surfaces of sapphire with low Miller indices ((0001), [1010], [1120], [1011]) have been studied in both transmission electron microscopy (TEM) and reflection electron microscopy (REM) configurations. The significance of REM diffraction conditions for the determination of the nature of the step heights ...

journal_title：Microscopy research and technique

authors： Ndubuisi GC,Liu J,Cowley JM

更新日期：1992-03-01 00:00:00

abstract：:It is known that, besides a wide range of functions, melatonin provides protection against oxidative stress, thanks to its ability to act, directly, as a free radical scavenger and, indirectly, by stimulating antioxidant enzymes production and mitochondrial electron transport chain efficiency. Oxidative stress is one ...

journal_title：Microscopy research and technique

authors： Salucci S,Baldassarri V,Canonico B,Burattini S,Battistelli M,Guescini M,Papa S,Stocchi V,Falcieri E

更新日期：2016-06-01 00:00:00

abstract：:Protein-surface interactions cause the desirable effect of controlled protein adsorption onto biodevices as well as the undesirable effect of protein fouling. The key to controlling protein-surface adsorptions is to identify and quantify the main adsorption mechanisms: adsorptions that occur (1) while depositing a pro...

journal_title：Microscopy research and technique

authors： Zareh SK,Wang YM

更新日期：2011-07-01 00:00:00

abstract：:Nonlinear microscopy techniques are being increasingly used to perform in vivo studies in dermatology. These methods enable us to investigate the morphology and monitor the physiological process in the skin by the use of femtosecond lasers operating in the red, near-infrared spectral range (680-1,300 nm). In this work...

journal_title：Microscopy research and technique

authors： Haluszka D,Lőrincz K,Molnár G,Tamás G,Kolonics A,Szipőcs R,Kárpáti S,Wikonkál NM

更新日期：2015-09-01 00:00:00

abstract：:Femtosecond electron diffraction is a rapidly advancing technique that holds a great promise for studying ultrafast structural dynamics in phase transitions, chemical reactions, and function of biological molecules at the atomic time and length scales. In this paper, we summarize our development of a tabletop femtosec...

journal_title：Microscopy research and technique

authors： Nie S,Wang X,Li J,Clinite R,Cao J

更新日期：2009-03-01 00:00:00

abstract：:Vanda tessellata (Roxb.) Hook. ex G. Don. (grey orchid, family Orchidaceae) is an epiphytic orchid of horticultural importance and currently under threat due to overharvesting and habitat destruction. Micropropagation protocols were developed for the production of grey orchid but the survival success of in vitro regen...

journal_title：Microscopy research and technique

authors： Mani M,Rasangam L,Selvam P,Shekhawat MS

更新日期：2020-10-22 00:00:00

abstract：:Neurons begin to polarize when one of the neurites becomes the axon. Hippocampal neurons in cell culture have a sharp transition between their unpolarized and polarized stage revealed by the rapid growth of the future axon. Recent progress shows that both a cytoplasmic membrane flow and actin dynamics govern axon form...

journal_title：Microscopy research and technique

authors： Bradke F,Dotti CG

更新日期：2000-01-01 00:00:00

abstract：:One of the lessons learned from studying the nervous systems of phylogenetically distant species is that many features are conserved. Indeed, aminergic neurons in invertebrate and vertebrate systems share a multitude of common characteristics. In this review, the varied roles of serotonin, octopamine, dopamine, and hi...

journal_title：Microscopy research and technique

authors： Beltz BS

更新日期：1999-01-15 00:00:00

abstract：:A common feature in the configuration of germinal vesicle (GV) chromatin in most species is that diffuse chromatin condenses into a perinucleolar ring during follicular growth; however, no such ring was observed in goat oocytes. Reports on whether bovine GV chromatin condenses into a perinucleolar ring are controversi...

journal_title：Microscopy research and technique

authors： Liu Y,Sui HS,Wang HL,Yuan JH,Luo MJ,Xia P,Tan JH

更新日期：2006-10-01 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

abstract：:Directed growth cone movement is crucial for the correct wiring of the nervous system. This movement is governed by the concerted actions of cell surface receptors, signaling proteins, cytoskeleton-associated molecules, and molecular motors. In order to investigate the molecular basis of growth cone motility, we appli...

journal_title：Microscopy research and technique

authors： Buchstaller A,Jay DG

更新日期：2000-01-15 00:00:00

abstract：:Among the various corrosion protection strategies for structural steels, coating techniques provide the most cost-effective protection and have been used as the primary mode of corrosion protection. Existing coating techniques however have been used mainly for their barrier capability and therefore all have a limited ...

journal_title：Microscopy research and technique

authors： Pan T,Wang Z

更新日期：2013-11-01 00:00:00

abstract：:The peripheral arterial chemoreceptors of the carotid body participate in the ventilatory responses to hypoxia and hypercapnia, the arousal responses to asphyxial apnea, and the acclimatization to high altitude. In response to an excitatory stimuli, glomus cells in the carotid body depolarize, their intracellular calc...

journal_title：Microscopy research and technique

authors： Gauda EB

更新日期：2002-11-01 00:00:00

abstract：:Aluminum-lithium alloy is regarded as the most promising light material in the aircraft and aerospace industries. For the production of complex and high-precision parts, the hot forming with synchronous quenching (HFSQ) process has become an effective and attractive forming method. In order to achieve the performance ...

journal_title：Microscopy research and technique

authors： Zhang P,Chen MH,Chen W,Zhang SH,Xu Y

更新日期：2021-02-01 00:00:00

abstract：:The morphological development of the vomeronasal organ (VNO) and accessory olfactory bulb (AOB) of the sheep from anlage to birth were studied by classical and histochemical methods using embryos and fetuses obtained from an abattoir with ages estimated from crown-to-rump length. Both VNO and AOB developed in a biolog...

journal_title：Microscopy research and technique

authors： Salazar I,Lombardero M,Alemañ N,Sánchez Quinteiro P

更新日期：2003-08-01 00:00:00

abstract：:The dermal denticles are among the unique morphological adaptations of sharks, which have been acquired throughout their long evolutionary process of more than 400 million years. Species-specific morphological characteristics of these structures has been applied specially as tools for functional and taxonomic (family-...

journal_title：Microscopy research and technique

authors： Rangel BS,Amorim AF,Kfoury JR Jr,Rici REG

更新日期：2019-08-01 00:00:00

abstract：:Breast cancer is the most common cancer diagnosed among women. In this article, support vector machine is used to classify digital mammogram images into malignant and benign. Wiener filter is used to handle the possible quantum noise, which is more likely to occur in mammograms. Stack-based connected component method ...

journal_title：Microscopy research and technique

authors： Naveed N,Jaffar MA,Choi TS

更新日期：2011-11-01 00:00:00

abstract：:Frozen skin sections are routinely used for light microscopic immunohistochemical study of the skin basement membrane zone for two reasons: some skin basement membrane zone proteins are labile to routine chemical fixation, and skin is not amenable to vibratome sectioning. However, inherent limitations of conventional ...

journal_title：Microscopy research and technique

authors： Kan RK,Pleva CM,Backof DR,Hamilton TA,Petrali JP

更新日期：2001-08-15 00:00:00

abstract：:Superior cervical ganglion neurons (SCGNs) were isolated from 7-day-old rat SCG and cultured in MEM containing horse serum, fetal calf serum, and nerve growth factor. In this culture condition, it is well known that the SCGNs form cholinergic synapse. In 3-4 weeks cultured neurons, immunofluorescent staining for synap...

journal_title：Microscopy research and technique

authors： Mochida S,Nonomura Y,Kobayashi H

更新日期：1994-10-01 00:00:00

abstract：:Fatty acid and alkyl compositions of 1-alkyl-2,3-diacylglycerols (ADG) in the Harderian gland of the golden hamster were determined. Fatty acids of male ADG consisted of straight chain saturated acids ranging from C12 to C22. Both even- and odd-numbered acids were observed, indicating that acetyl- and propionyl-CoAs w...

journal_title：Microscopy research and technique

authors： Seyama Y,Otsuka H,Ohashi K,Vivien-Roels B,Pevet P

更新日期：1996-05-01 00:00:00

abstract：:The lateral mobility of membrane receptors provides insights into the molecular interactions of protein binding and the complex dynamic plasma membrane. The image mean square displacement (iMSD) analysis is a method used to extract qualitative and quantitative information of the protein diffusion law and infers how di...

journal_title：Microscopy research and technique

authors： Planes N,Vanderheyden PPML,Gratton E,Caballero-George C

更新日期：2020-04-01 00:00:00