Results 71 to 80 of about 407,660 (382)

Lightning [PDF]

open access: yesScientific American
n ...
openaire   +3 more sources

Characterization of B Cell Responses in Rainbow Trout (Oncorhynchus Mykiss) Affected by Red Mark Syndrome

open access: yesAdvanced Science, EarlyView.
This study extensively characterizes the B cell response of rainbow trout (Oncorhynchus mykiss) in response to red mark syndrome (RMS). This disease, suspected to be caused by a Midichloria‐like organism (MLO), induces skin lesions in the infected animals, characterized by a massive influx of IgM+ B cells.
J Germán Herranz‐Jusdado   +10 more
wiley   +1 more source

Statistics and variability of the altitude of elves

open access: yesGeophysical Research Letters, 2016
From June 2008 to January 2016 nearly 800 elves have been recorded by a low‐light camera in northeastern Spain. Elves occur in this region mainly over the lower topped cold air mass maritime thunderstorms, peaking from November to January.
Oscar A. van derVelde, Joan Montanyà
doaj   +1 more source

Study on lightning strike risk of ship based on lightning leader fractal model

open access: yesZhongguo Jianchuan Yanjiu, 2023
ObjectiveIn order to set or improve the lightning protection measures of ships, it is necessary to evaluate the strike risk of critical equipment and the protection effect of the lightning rod.MethodsIn this paper, a lightning leader fractal model is ...
Xudong ZHANG   +6 more
doaj   +1 more source

Homeostasis of DNA Hemi‐Methylation in Arabidopsis through Methylation Maintenance, DNA Replication, and Nucleosome Positioning Mechanisms

open access: yesAdvanced Science, EarlyView.
In Arabidopsis, the homeostasis of full‐ and hemi‐methylation is mainly regulated by maintenance methylation. The maintenance methylation at hemi‐methylated dyads is highly efficient but the efficiency differs at euchromatic or heterochromatic regions. Nucleosomes impair the hemi‐ to full‐methylation transition. Lagged methylation maintenance after DNA
Hengye Chen, Chenhuan Xu
wiley   +1 more source

Automatic lightning location system [PDF]

open access: yes, 1972
Hyperbolic triangulation method was used for locating lightning storm path and position from VHF lightning charge emissions. Possible applications in electric power companies, forest fire lookout centers, airports, and pipeline companies are ...
Holdsworth, T., March, D. N.
core   +1 more source

Formation of "Lightnings" in a Neutron Star Magnetosphere and the Nature of RRATs

open access: yes, 2011
The connection between the radio emission from "lightnings" produced by the absorption of high-energy photons from the cosmic gamma-ray background in a neutron star magnetosphere and radio bursts from rotating radio transients (RRATs) is investigated ...
A. A. Abdo   +39 more
core   +1 more source

A Phase Separation‐Assisted Pre‐Enrichment Method for Ultrasensitive Respiratory Virus Detection

open access: yesAdvanced Science, EarlyView.
Conventional biomarker enrichment lacks versatility and specificity. Phase separation‐assisted pre‐enrichment (PSAP) is introduced for concurrent antigen (47×) and RNA (44×) enrichment. Tenfold and fivefold lower detection limits for SARS‐CoV‐2 and Influenza, respectively, were achieved.
Yang Cao   +8 more
wiley   +1 more source

Assessing Extracellular Vesicle Turnover In Vivo Using Highly Sensitive Phosphatidylserine‐Binding Reagents

open access: yesAdvanced Science, EarlyView.
Extracellular vesicles (EVs) are promising biomarkers, but their heterogeneity limits clinical use. A novel high‐affinity phosphatidylserine (PS)‐binding reagent is introduced that reveals ≈90% of circulating EVs are PS⁺. This enables in vivo tracking, showing rapid EV clearance and retention in spleen immune cells—advancing EV quantification ...
Lavinia Flaskamp   +9 more
wiley   +1 more source

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