Results 11 to 20 of about 187,216 (261)

Characterisation and Evaluation of Antimicrobial, Antioxidant and Antibiofilm Activities of Silver Nanoparticles Biosynthesised from Harpullia arborea Bark Extract [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2022
Introduction: In recent years, plant-based antibacterial substance has replaced the conventional chemical synthesis method. Harpullia arborea belongs to the Sapindaceae family; its bark, fruit, and seeds are used by Indians as leech repellent, hair wash,
Ramasamy Rajeswari   +4 more
doaj   +1 more source

Machine learning for automated experimentation in scanning transmission electron microscopy

open access: yesnpj Computational Materials, 2023
Machine learning (ML) has become critical for post-acquisition data analysis in (scanning) transmission electron microscopy, (S)TEM, imaging and spectroscopy. An emerging trend is the transition to real-time analysis and closed-loop microscope operation.
Sergei V. Kalinin   +11 more
doaj   +1 more source

Influence of different sample preparation techniques on imaging viruses and virus-like particles by scanning electron and scanning transmission electron microscopes

open access: yesFrontiers in Microbiology, 2023
Scanning electron microscopy (SEM) and scanning transmission electron microscopy (STEM) were applied in many laboratories to visualize and image viruses and virus-like particles (VLPs).
Monika Kąkol   +3 more
doaj   +1 more source

Scanning transmission electron microscopy* [PDF]

open access: yesJournal of Microscopy, 1974
SUMMARYThe scanning transmission electron microscope is of quite recent origin, and it is only in the last few years that it has been shown that this instrument is capable of giving the same high resolution as the conventional electron microscope. In this article we examine the conditions necessary for the achievement of high resolution and also the ...
openaire   +2 more sources

Recent advances in electron microscopy for the diagnosis and research of glomerular diseases [PDF]

open access: yesKidney Research and Clinical Practice, 2023
Recent technical advances in the detection of backscattered electrons during scanning electron microscopy (SEM) have improved resolution and have provided several new technologies for research and clinical practice in kidney disease. The advances include
Kazuho Honda   +2 more
doaj   +1 more source

Metabolic and ultrastructural renal changes in adult Wistar rats fed by a cafeteria diet [PDF]

open access: yesActa Cirúrgica Brasileira
Purpose: To evaluate, by quantitative and qualitative methods, the glomerular ultrastructure in Wistar rats fed a cafeteria diet. Methods: Male Wistar rats were divided into two groups at 21 days of age: control (C, n = 10) and cafeteria diet (CAF, n ...
Priscila Fernandes dos Santos   +5 more
doaj   +1 more source

Ultrastructural histochemistry in biomedical research: Alive and kicking

open access: yesEuropean Journal of Histochemistry, 2018
The high-resolution images provided by the electron microscopy has constituted a limitless source of information in any research field of life and materials science since the early Thirties of the last century.
Manuela Malatesta
doaj   +1 more source

Cell–Cell and Cell–Matrix Interactions at the Presumptive Stem Cell Niche of the Chick Corneal Limbus

open access: yesCells, 2023
(1) Background: Owing to its ready availability and ease of acquisition, developing chick corneal tissue has long been used for research purposes. Here, we seek to ascertain the three-dimensional microanatomy and spatiotemporal interrelationships of the ...
Kiranjit K. Bains   +4 more
doaj   +1 more source

Scanning electron microscopy of superficial white onychomycosis [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2015
Superficial white onychomycosis is characterized by opaque, friable, whitish superficial spots on the nail plate. We examined an affected halux nail of a 20-year-old male patient with scanning electron microscopy.
Hiram Larangeira de Almeida Jr.   +4 more
doaj   +2 more sources

Scanning transmission electron microscopy [PDF]

open access: yesLe Journal de Physique IV, 1993
No abstract ...
openaire   +2 more sources

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