Results 1 to 10 of about 2,869,633 (331)

Microscopic polyangiitis [PDF]

open access: yesArkhiv patologii, 2020
The paper describes an autopsy case of a 69-year-old woman with microscopic polyangiitis lasting about 1.5 months despite intensive treatment. She had generalized productive vasculitis, extracapillary productive glomerulonephritis, adult respiratory distress syndrome with focal pneumonia, isolated lung atelectasis, splenic infarction, and toe and ...
E A, Kogan   +3 more
openaire   +4 more sources

Review on the spatial resolution of transmission electron microscope

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
Transmission electron microscope (TEM) is one of the most important research tools in a wide range of research fields such as chemistry, materials science, physics, and biological science.
YIN Meijie   +3 more
doaj   +1 more source

Urocortin stimulates the ERK1/2 signaling pathway and the proliferation of HeLa cells via CRF receptor 1

open access: yesFEBS Open Bio, 2023
Corticotropin‐releasing factor (CRF) stimulates adrenocorticotropic hormone (ACTH) secretion from the pituitary gland and is an essential regulator of the hypothalamic–pituitary–adrenocortical axis.
Bálint Balogh   +5 more
doaj   +1 more source

Is Microscopic Colitis Really Microscopic? [PDF]

open access: yesGut and Liver, 2015
Microscopic colitis (MC) is characterized by chronic watery diarrhea. MC comprises two entities: collagenous colitis (CC) and lymphocytic colitis (LC), which are separated by typical histopathological characteristics. The colonic mucosa appears endoscopically normal in general so it can be diagnosed only by colonic mucosal biopsies. But, macroscopic
Park, Young Sook, Kim, Tae Kyun
openaire   +3 more sources

Prolonged treatment with the proteasome inhibitor MG-132 induces apoptosis in PC12 rat pheochromocytoma cells

open access: yesScientific Reports, 2022
Rat pheochromocytoma (PC12) cells were treated with the proteasome inhibitor MG-132 and morphological changes were recorded. Initially, neuronal differentiation was induced but after 24 h signs of morphological deterioration became apparent. We performed
Oktávia Tarjányi   +9 more
doaj   +1 more source

Impact of prophylactic hydroxychloroquine on ultrastructural impairment and cellular SARS-CoV-2 infection in different cells of bronchoalveolar lavage fluids of COVID-19 patients

open access: yesScientific Reports, 2023
Many drugs were recommended as antiviral agents for infection control and effective therapy to reduce the mortality rate for COVID-19 patients. Hydroxychloroquine (HCQ), an antimalarial drug, has been controversially recommended for prophylactic use in ...
Shikha Chaudhary   +8 more
doaj   +1 more source

The Bulk Density and Cohesion of Submicron Particles Emitted by a Residential Boiler When Burning Solid Fuels

open access: yesFire, 2023
Particles emitted from combustion sources have a negative impact on human health and the environment. The solid fuel boilers that are used in households are a significant source of air pollution.
Eva Gregorovičová   +2 more
doaj   +1 more source

Contrast, visibility, and color balance between the microscope versus intracameral illumination in cataract surgery using a 3D visualization system

open access: yesIndian Journal of Ophthalmology, 2021
Purpose: To compare image resolution and depth between the microscope versus intracameral illumination images during 3D heads-up cataract surgery. Methods: We collected 25 consecutive patients who had cataract surgery using the 3D viewing system.
Young Jae Kim   +7 more
doaj   +1 more source

Microscopic colitis [PDF]

open access: yesJournal of Gastroenterology and Hepatology, 2002
Abstract Microscopic colitis is an umbrella term used to include two idiopathic inflammatory bowel disorders that present with chronic watery diarrhea, normal endoscopic findings and characteristic inflammatory changes on histology. Collagenous colitis and lymphocytic colitis are distinguished by the presence of a thickened subepithelial collagen table.
Peter, Tagkalidis   +2 more
openaire   +2 more sources

Fiber-top atomic force microscope [PDF]

open access: yes, 2006
We present the implementation of an atomic force microscope (AFM) based on fiber-top design. Our results demonstrate that the performances of fiber-top AFMs in contact mode are comparable to those of similar commercially available instruments. Our device
D. Iannuzzi   +6 more
core   +9 more sources

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