Results 81 to 90 of about 1,886 (205)

Optimising Haematopoietic Stem Cell Transplantation: Enhancing Myeloablation Sensitivity and Alleviating Anaemia Using Roxadustat (FG‐4592)

open access: yesCell Proliferation, EarlyView.
The use of FG‐4592 in the process of myeloablation can promote haematopoietic cell apoptosis for more effective myeloablation, maintain the number of RBC and may create a pluripotent microenvironment suitable for donor cells, so as to enable more effective haematopoietic reconstruction of donor cells in vivo.
Guanheng Yang   +8 more
wiley   +1 more source

Thunderstorm characteristics favouring downward and upward lightning to wind turbines [PDF]

open access: yes, 2018
Meteorological conditions and thunderstorm characteristics related to lightning threats to wind turbines are discussed in this paper. Due to the rotating blades, wind turbines may be regarded peculiar tall objects, more susceptible to lightning strikes ...
Pineda, Nicolau   +4 more
core   +1 more source

Do Cosmic Ray Air Showers Initiate Lightning?: A Statistical Analysis Of Cosmic Ray Air Showers And Lightning Mapping Array Data [PDF]

open access: yes, 2017
It has been argued in the technical literature, and widely reported in the popular press, that cosmic ray air showers (CRASs) can initiate lightning via a mechanism known as relativistic runaway electron avalanche (RREA), where large numbers of high ...
Hare, B. M., Rassoul, Hamid K.
core   +5 more sources

Ground-Based Observations of Terrestrial Gamma Ray Flashes Associated with Downward-Directed Lightning Leaders

open access: yesEPJ Web of Conferences, 2019
Terrestrial gamma-ray flashes (TGFs) are bursts of gamma-rays initiated in the Earth’s atmosphere. TGFs were serendipitously first observed over twenty years ago by the BATSE gamma ray satellite experiment.
Abbasi Rasha   +6 more
doaj   +1 more source

Unraveling the active site cover of coproheme decarboxylase from Listeria monocytogenes

open access: yesThe FEBS Journal, EarlyView.
During heme biosynthesis in Gram‐positive bacteria, coproheme decarboxylase (ChdC) catalyzes the conversion of four‐propionate substrate coproheme to the two propionate product heme b. Its active site is universally covered by a flexible linking loop. This study identifies an important histidine residue, which stabilizes the loop in a ChdC homolog.
Nikolaus Falb   +4 more
wiley   +1 more source

Camp Blanding Lightning Mapping Array [PDF]

open access: yes, 2011
A seven station, short base-line Lightning Mapping Array was installed at the Camp Blanding International Center for Lightning Research and Testing (ICLRT) during April 2011.
Christian, Hugh   +8 more
core   +1 more source

Natural disaster risk salience and the strategic appointment of directors with sustainability expertise

open access: yesJournal of Financial Research, EarlyView.
Abstract This article examines how salient sustainability risks from near‐miss natural disasters influence board composition. Using a difference‐in‐differences design, I find that firms located in counties neighboring disaster‐affected areas significantly increase the presence of directors with sustainability expertise following the disaster.
Bo Wang
wiley   +1 more source

Axial muscle‐fibre orientations in larval zebrafish

open access: yesJournal of Anatomy, Volume 246, Issue 4, Page 517-533, April 2025.
In 4 days post‐fertilization zebrafish larvae, the fast axial muscle fibres follow helical trajectories that taper towards the tail. Adjacent muscle fibres form substantial angles relative to each other to accommodate this pattern. Using a novel semi‐automatic method, we quantified 3D fibre angles over the whole muscle volume.
Noraly M. M. E. van Meer   +3 more
wiley   +1 more source

Lightning flash properties derived from lightning mapping array data [PDF]

open access: yes
in this paper size and duration of lightning flashes are examined. Data from the Ebro Valley Laboratory Lightning Mapping Array is used as reference. Additional data from the VLF/LF LINET network and meteorological radar is included.
Van der Velde, Oscar Arnoud   +6 more
core  

Observations of the Wire Destruction and Plasma Channel Reestablishment Process During the Initial Stage of Triggered Lightning

open access: yesGeophysical Research Letters, 2020
The wire destruction and plasma channel reestablishment process during the initial stage of a triggered lightning is analyzed based on comprehensive observations, including very high frequency (VHF) mapping array, electric‐magnetic field, and high‐speed ...
Shulei Li   +4 more
doaj   +1 more source

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