Results 61 to 70 of about 1,919,199 (295)

Using a laser measurement system for monitoring morphological changes on the Strug rock fall, Slovenia [PDF]

open access: yes, 2005
A medium-ranged high performance handheld reflectorless laser measurement system, was used for a morphological survey on the Strug rock fall in W Slovenia in the period from August 2003 to August 2004.
Brilly, Mitja   +2 more
core   +2 more sources

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Eolian chronology reveals causal links between tectonics, climate, and erg generation

open access: yesNature Communications, 2022
Modeling cosmogenic nuclides concentrations from Kalahari Desert Sand reveals the time of sand introduction into the landscape. This coincides with morphotectonic and climatic changes that could have triggered sand production and its impact on the ...
Shlomy Vainer   +5 more
doaj   +1 more source

The Arecibo Dual-Beam Survey: Arecibo and VLA Observations

open access: yes, 2000
The Arecibo Dual-Beam Survey is a "blind" 21 cm search for galaxies covering \~430 deg^2 of sky. We present the data from the detection survey as well as from the follow-up observations to confirm detections and improve positions and flux measurements ...
Hulsbosch A. N. M.   +4 more
core   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Sieć grodowa w dorzeczu Świdra? Wstęp do badań nad organizacją terytorialną wschodniej części średniowiecznej Ziemi Czerskiej

open access: yesPrzegląd Archeologiczny
The current state of knowledge about medieval strongholds in the Świder basin has been verified in the course of research on the settlement of the south-eastern frontier of Mazovia.
Katarzyna Skrzyńska
doaj   +1 more source

Archaeological Survey in the Surroundings of Kayrit (South Uzbekistan), Preliminary Report for Season 2015 [PDF]

open access: yesStudia Hercynia, 2016
This text represents an overview of the results of the extensive surface survey, conducted in the hinterland of the site of Burgut Kurgan, south Uzbekistan, during its excavations in 2015.
Ladislav Stančo
doaj  

Ecological restoration in Tibet optimises the cognitive structures of stakeholders on social‐ecological systems

open access: yesPeople and Nature, 2023
Facing the dual threats of climate and socioeconomic changes, how Tibet can seize the opportunity for ecological restoration to enhance environmental quality while improving the relationship between humans and nature is of great significance for regional
Yijia Wang   +6 more
doaj   +1 more source

A Sino-German $\lambda$6\ cm polarization survey of the Galactic plane VI. Discovery of supernova remnants G178.2-4.2 and G25.1-2.3

open access: yes, 2011
Supernova remnants (SNRs) were often discovered in radio surveys of the Galactic plane. Because of the surface-brightness limit of previous surveys, more faint or confused SNRs await discovery.
Berkhuijsen   +47 more
core   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

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