Comparative histology of pulmonary neuroendocrine cell system in mammalian lungs.

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：:This paper describes the use of a photobleach method and confocal microscopy to compare the cell-to-cell transfer rate of 5,6 carboxyfluorescein in dissociated embryonic chick lens cells with those in the anterior epithelium of the whole embryonic chick lens. The average cell-to-cell transfer rates obtained were 7.9 x...

journal_title：Microscopy research and technique

authors： Miller A

更新日期：1995-08-01 00:00:00

abstract：:Epidemiologic studies have associated cardiovascular morbidity and mortality with ambient particulate air pollution. Particles smaller than 100 nm in diameter (ultrafine particles) are present in the urban atmosphere in very high numbers yet at very low mass concentration. Organs beyond the lungs are considered as tar...

journal_title：Microscopy research and technique

authors： Kapp N,Kreyling W,Schulz H,Im Hof V,Gehr P,Semmler M,Geiser M

更新日期：2004-04-01 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：:This ultrastructural study showed that nonisotopic methanolic hafnium chloride and aqueous lead solution was an excellent new electron stain for enhancing TEM contrasts of fungal and plant cell structures. The ultrastructural definition provided by the new stain was often superior to that provided by conventional stai...

journal_title：Microscopy research and technique

authors： Ikeda K,Inoue K,Kanematsu S,Horiuchi Y,Park P

更新日期：2011-09-01 00:00:00

abstract：:The glycoconjugate pattern of developing ovarian follicles in wild and cultured Senegalese sole Solea senegalensis was investigated by means of lectin histochemistry. Ovaries from cultured fish contained oocytes up to the late vitellogenic stage, whereas they reached the hydration stage in wild specimens. The follicul...

journal_title：Microscopy research and technique

authors： Accogli G,Zizza S,García-López A,Sarasquete C,Desantis S

更新日期：2012-08-01 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：:In conventional whole-tooth culture systems, limitation exists regarding maintenance of the vitality of the dental pulp, because this tissue is encased in rigid dentin walls that hinder nutrition supply. We here report a whole tooth-in-jaw-bone culture system of rat mandibular first molars, where transcardiac perfusio...

journal_title：Microscopy research and technique

authors： Chokechanachaisakul U,Kaneko T,Yamanaka Y,Okiji T,Suda H

更新日期：2012-10-01 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：:Transfer of a fluorescently labeled protein particle from a surface to a microsized scanning probe has been induced by repetitive scanning in aqueous medium. The so-attached particle can in turn act as a probing tool to study particle-substrate and particle-particle interactions. Attachment of the fluorescent particle...

journal_title：Microscopy research and technique

authors： Moreno-Flores S,Georgieva R,Xiong Y,Melzak K,Bäumler H,Luis Toca-Herrera J

更新日期：2010-08-01 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：:The superior olivary complex (SOC) is part of the auditory brainstem of the vertebrate brain. Residing ventrally in the rhombencephalon, it receives sensory signals from both cochleae through multisynaptic pathways. Neurons of the SOC are also a target of bilateral descending projections. Ascending and descending effe...

journal_title：Microscopy research and technique

authors： Illing RB,Kraus KS,Michler SA

更新日期：2000-11-15 00:00:00

abstract：:In recent years, the zebrafish Danio rerio has emerged as a powerful model organism for the study of vertebrate embryogenesis. Zebrafish, like other vertebrates, possess pigment cells that arise from two distinct embryonic sources: those of the dermis and epidermis originate from the neural crest, while those that com...

journal_title：Microscopy research and technique

authors： Lister JA

更新日期：2002-09-15 00:00:00

abstract：:The main purpose of this study was to compare the cyclic fatigue resistances of the three different nickel-titanium files in 2.5% sodium hypochlorite solution and distilled water at physiologic intracanal temperature (35°C). Three NiTi files such as One Curve (OC) (Micro-Mega, Besancon, France), OneShape (OS) (Micro-M...

journal_title：Microscopy research and technique

authors： Ertuğrul İF

更新日期：2019-12-01 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：:Ultramicrotomy has found novel application in materials research using transmission electron microscopy, for both analytical and high resolution work. Specimens 20-50 nm in thickness with lateral dimensions of up to 100 microns may routinely be prepared, with the additional advantage of precise area location for cross...

journal_title：Microscopy research and technique

authors： Glanvill SR

更新日期：1995-07-01 00:00:00

abstract：:We compared physiological and ultrastructural indices of acute lung injury (ALI) during septic shock caused by taxonomically diverse pathogens to distinguish ALI due to endogenous inflammatory mediators vs. microbial exotoxins or other factors. Conscious rats were infected i.v. with gram-negative Escherichia coli (EC,...

journal_title：Microscopy research and technique

authors： Lechner AJ,Ryerse JS,Matuschak GM

更新日期：1993-12-01 00:00:00

abstract：:In animal oocytes, the centrosome exists as an acentriolar aggregate of centrosomal material that is regulated in a dynamic manner throughout the process of meiotic maturation. Recently, it has been demonstrated that in female meiotic systems spindle assembly is likely regulated by chromosomal and microtubule/microtub...

journal_title：Microscopy research and technique

authors： Carabatsos MJ,Combelles CM,Messinger SM,Albertini DF

更新日期：2000-06-01 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：:Progressive multifocal leukoencephalopathy is an important viral opportunistic infection of oligodendrocytes leading to direct demyelination. Virus is likely disseminated to the brain via the blood. However, the timing of that dissemination with relationship to clinical disease is unknown. Important clues about viral ...

journal_title：Microscopy research and technique

authors： Aksamit AJ Jr

更新日期：1995-11-01 00:00:00

abstract：:This article deals with the modeling and simulation of the vibration behavior of piezoelectric micro-cantilever (MC) based on the Timoshenko theory and using multi-scale (MTS) method in the air environment. In this regard, the results are compared with the previous literature, such as the finite element method and the...

journal_title：Microscopy research and technique

authors： Korayem AH,Imani F,Korayem MH

更新日期：2019-10-01 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：:In high throughput microscopy, it is often assumed that the objects under investigation are fixed spatially. In addition, it is also presumed that the objects are sufficiently populated, otherwise there will be need to search through vast tracks of field of views before any recording can be done. The ability to collec...

journal_title：Microscopy research and technique

authors： Cheong BH,Liew OW,Ng TW

更新日期：2013-08-01 00:00:00

abstract：:The neurotrophins are a diverse family of peptides which activate specific tyrosine kinase-linked receptors. Over the past five decades, since the pioneering work of Levi-Montalcini and colleagues, the critical role that neurotrophins play in shaping the developing nervous system has become increasingly established. T...

journal_title：Microscopy research and technique

authors： Behrens MM,Strasser U,Lobner D,Dugan LL

更新日期：1999-05-15 00:00:00

abstract：:In this study we report for the first time the localization of a photoreceptor pigment in the cilia of the colored heterotrich ciliates Blepharisma japonicum red and blue form, Fabrea salina, and Stentor coeruleus, as result of a confocal microscopy investigation. Optical sectioning confocal microscopy has been used f...

journal_title：Microscopy research and technique

authors： Colombetti G,Checcucci G,Lucia S,Usai C,Ramoino P,Bianchini P,Pesce M,Vicidomini G,Diaspro A

更新日期：2007-12-01 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：:The antennal sensilla of the pine weevil (Pissodes nitidus Roel.) were observed with scanning electron microscopy and transmission electron microscopy (TEM). The weevil antenna consists of a long scape, a pedicel, and a flagellum with 10 segments; the last four flagellum segments are fused, forming the antennal club, ...

journal_title：Microscopy research and technique

authors： Yan SC,Meng ZJ,Peng L,Liu D

更新日期：2011-05-01 00:00:00

abstract：:Among the five senses, the sense of smell (olfaction) is the most sensitive and emotional window on the outside world (Stern and Marx, 1999). The olfactory system recognizes and discriminates myriad odorants of diverse molecular structures. What makes the olfactory system so specific and sensitive? OE harboring the ol...

journal_title：Microscopy research and technique

authors： Nibu K

更新日期：2002-08-01 00:00:00

abstract：:Acrylic resin mixtures are commonly used to study microscopic sections of biological specimens, giving the advantage of good morphological preservation. Existing embedding protocols, however, are suitable for tissue blocks, not exceeding 1 mm in thickness. We have developed a protocol to embed larger specimens (up to ...

journal_title：Microscopy research and technique

authors： De Jonge HW,De Bakker MA,Verbeek FJ,Weijs WA

更新日期：2005-01-01 00:00:00

abstract：:Numerous highly fluorescent macrophages (MPhi), designated "smoker cells," exist in the lungs of smokers and subjects who have quit smoking within 5 years. The brightly fluorescent MPhi, however, are not present in the lungs of never smokers. Some investigators have speculated that the intense fluorescence of the MPhi...

journal_title：Microscopy research and technique

authors： Pauly JL,Allison EM,Hurley EL,Nwogu CE,Wallace PK,Paszkiewicz GM

更新日期：2005-06-01 00:00:00