Results 71 to 80 of about 1,834,226 (297)

Hyperactive ice‐binding proteins stabilize cell membranes and improve resistance to dehydration stress in Caenorhabditis elegans

open access: yesFEBS Open Bio, EarlyView.
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose   +9 more
wiley   +1 more source

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Polar bear predation on ringed seals in the fast-ice of Hornsund, Svalbard [PDF]

open access: yes, 1986
Polar bear hunting success on ringed seals in subnivean lairs and basking on the fast ice, was studied in Hornsund, Svalbard. A few bears were observed while actually hunting, but in most cases bear tracks were followed by snowmobile to determine the ...
Gjertz, Ian, Lydersen, Christian
core   +1 more source

Malformin A1–mediated cytotoxicity in ovarian cancer cells occurs through pyroptosis and autophagy

open access: yesFEBS Open Bio, EarlyView.
This study investigated the effects of the natural compound Malformin A1 (MA1) on the cytoskeleton that regulates cell proliferation and migration. Disruption of the cytoskeleton can impair these processes and promote cancer cell death. MA1 disrupted cytoskeletal organization, induced DNA damage, inflammation, activated autophagy, and pyroptosis ...
Nada Abdullah Hassan   +11 more
wiley   +1 more source

On ice but not broken: Norwegian–Russian relations in polar science since 24 February 2022 [PDF]

open access: yes
Western countries responded to the full-scale Russian attack on Ukraine on 24 February 2022 by imposing strong sanctions to isolate Russia. Norway has adhered to this policy, with exceptions for cooperation on border control, search and rescue, and ...
Misund, Ole Arve
core   +1 more source

Review of LASHIPA: History of Large Scale Resource Exploitation in Polar Areas, edited by Louwrens Hacquebord [PDF]

open access: yes, 2013
This collection of papers reflects the results of two separate but related research projects: the International Polar Year (IPY) project History of Large Scale Resource Exploitation in Polar Areas (LASHIPA) and a European Science Foundation Collaborative
Capelotti, P. J.
core   +1 more source

Reassessment of electromagnetic core-mantle coupling and its implications to the Earth's decadal polar motion

open access: yesGeodesy and Geodynamics, 2019
The observed Earth's polar motion on decadal time scales has long been conjectured to be excited by the exchange of equatorial angular momentum between the solid mantle and the fluid outer core, via the mechanism of electromagnetic (EM) core-mantle ...
Weijia Kuang   +2 more
doaj   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

In memory of Torgny Vinje—a genuine polar scientist [PDF]

open access: yes, 2016
No abstract available.(Published: 31 May 2016)Citation: Polar Research 2016, 35, 32211,http://dx.doi.org/10.3402/polar.v35 ...
Gerland, Sebastian   +5 more
core   +1 more source

Research on Polar Motion Prediction Based on Radial Basis Function Neural Network Interpolation

open access: yesEarth and Space Science
Accurate prediction of polar motion are crucial for various scientific fields, including astronomy, geoscience, and oceanography. The temporal resolution of the modeling data currently utilized in polar motion prediction research is 1 day.
Fei Wu   +3 more
doaj   +1 more source

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