Results 31 to 40 of about 2,671,831 (317)

Resolution Ladder for High-Resolution Mass Spectrometry [PDF]

open access: yesAnalytical Chemistry, 2017
High-resolution mass spectrometry has become a key technology in life sciences. Since it is often unfeasible to find pairs of analytes with an appropriate mass difference to actually quantify the resolution experimentally, resolution is usually calculated from the shape of a single mass peak.
Matthias Schittmayer   +1 more
openaire   +3 more sources

High-resolution microscale velocity field measurement using light field particle image-tracking velocimetry [PDF]

open access: yes, 2023
Light field microparticle image velocimetry (LF-μPIV) can realize the three-dimensional (3D) microscale velocity field measurement, but the spatial resolution of the velocity field is low.
Gu, Mengtao   +3 more
core   +1 more source

Cytoskeleton in high resolution [PDF]

open access: yesNature Reviews Molecular Cell Biology, 2018
Eva Nogales looks back at the early days of structure determination of cytoskeletal components.
openaire   +4 more sources

Parathyroid imaging: comparison of high-resolution CT and high-resolution sonography [PDF]

open access: yesAmerican Journal of Roentgenology, 1983
Parathyroid computed tomographic (CT) scanning using a specially designed patient positioning harness, bolus contrast administration, and dynamic scanning significantly improved localization of parathyroid tumors from 45% (19/42) to 76% (35/46) (p less than 0.01) over conventional CT scanning.
D D, Stark   +4 more
openaire   +2 more sources

PM2.5 Concentration Estimation in Single Hazy Images Using Luminance–Spatial Decoupling

open access: yesRemote Sensing
Image-based PM2.5 estimation has emerged as a promising complementary approach to traditional physicochemical monitoring. However, achieving accurate predictions in severely polluted environments remains a critical challenge, as existing deep learning ...
Runjie Wang   +3 more
doaj   +1 more source

Evaluation of threshold conditions for latent track formation in nanocrystalline Y2Ti2O7

open access: yesEurasian Journal of Physics and Functional Materials, 2022
We present the first report on the structural effects induced by swift xenon ions in nanocrystalline pyrochlore Y2Ti2O7 (outside the metal matrix) studied using high resolution transmission electron microscopy.
A. Ibrayeva   +7 more
doaj   +1 more source

The Role of Hematopoietic Cell Transplantation in Ataxia‐Telangiectasia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Ataxia‐telangiectasia (A‐T) is a DNA repair disorder characterized by neurodegeneration, immunodeficiency, and cancer predisposition. Hematopoietic cell transplantation (HCT) is an established therapy in related disorders such as Fanconi anemia (FA) and Nijmegen breakage syndrome (NBS), but its role in A‐T is unclear.
Laila Alkhouli   +3 more
wiley   +1 more source

Embryonic Stem Cell Transplantation into Seminiferous Tubules: A Model for the Study of Invasive Germ Cell Tumors of the Testis

open access: yesCell Transplantation, 2011
Over the last 15 years, cell transplantation into seminiferous tubules has become a valuable tool to study germinal cell biology and related matters. This is particularly so, because the blood–testis permeability barrier establishes a sealed compartment ...
Unai Silván   +5 more
doaj   +1 more source

Terahertz Spectroscopic Signatures of Microcystin Aptamer Solution Probed with a Microfluidic Chip

open access: yesSensors, 2019
Terahertz signature detection of biological samples in aqueous solution remains a great challenge due to the strong terahertz absorption of water. Here we propose a new preparation process for fabricating a microfluidic chip and use it as an effective ...
Mingkun Zhang   +7 more
doaj   +1 more source

HIGH-RESOLUTION AUTORADIOGAPHY [PDF]

open access: yesThe Journal of Cell Biology, 1962
The resolution obtainable in electron microscopic autoradiographs, using a photographic emulsion consisting of a monolayer of silver bromide crystals, was investigated theoretically and experimentally. The expected distribution of exposed crystals around a point source was calculated from the geometry of the preparation and from the range distribution ...
openaire   +1 more source

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