Results 41 to 50 of about 130,112 (316)

An efficient method for sampling aerial arthropods at nest sites of an insectivorous songbird in steep decline

open access: yesAvian Conservation and Ecology, 2021
The decline of aerial insectivorous birds has been hypothesized to stem, in part, from a decline in aerial arthropod prey, underscoring the need for long-term monitoring of both bird and arthropod populations.
Adam Haberski   +4 more
doaj  

Indigenous peoples and salmon stewardship: a critical relationship

open access: yesEcology and Society, 2021
Indigenous Peoples and salmon in the lands now called Alaska have been closely entwined for at least 12,000 years. Salmon continue to be central to the ways of life of Alaska Natives, contributing to physical, social, economic, cultural, spiritual ...
Courtney Carothers   +19 more
doaj   +1 more source

Unconventional sign-changing superconductivity near quantum criticality in YFe$_2$Ge$_2$ [PDF]

open access: yesPhys. Rev. B 89, 024504 (2014), 2013
I present the results of first principles calculations of the electronic structure and magnetic interactions for the recently discovered superconductor YFe$_2$Ge$_2$ and use them to identify the nature of superconductivity and quantum criticality in this compound.
arxiv   +1 more source

Ubiquitination of transcription factors in cancer: unveiling therapeutic potential

open access: yesMolecular Oncology, EarlyView.
In cancer, dysregulated ubiquitination of transcription factors contributes to the uncontrolled growth and survival characteristics of tumors. Tumor suppressors are degraded by aberrant ubiquitination, or oncogenic transcription factors gain stability through ubiquitination, thereby promoting tumorigenesis.
Dongha Kim, Hye Jin Nam, Sung Hee Baek
wiley   +1 more source

Does Porphyromonas gingivalis truly inhibit the oral carcinogenesis?

open access: yesMolecular Oncology, EarlyView.
 
Chen‐xi Li, Zhong‐cheng Gong
wiley   +1 more source

PACIFIC WALRUS PROTECTION AND MANAGEMENT IN A CHANGING CLIMATE

open access: yesBRICS Law Journal, 2017
This article identifies and evaluates strategies and policies for walrus management in both Chukotka and Alaska. As the climate and walrus migration continue to change, it is important to follow adaptable strategies that are not fixed to specific ...
E. Ristroph
doaj   +1 more source

The correlation dimension of differenced data [PDF]

open access: yes, 1994
The effect differencing has on the estimated correlation dimension of a nongaussian time series is discussed. Two different methods for generating surrogate data sets are compared. The results suggest that any filtering should be applied to both the raw and surrogate time series, otherwise spurious results can occur.
arxiv   +1 more source

Strong-coupling electron-phonon superconductivity in noncentrosymmetric quasi-one-dimensional K$_2$Cr$_3$As$_3$ [PDF]

open access: yesPhys. Rev. B 92, 174501 (2015), 2015
I study the lattice dynamics and electron-phonon coupling in non-centrosymmetric quasi-one-dimensional K$_2$Cr$_3$As$_3$ using density functional theory based first principles calculations. The phonon dispersions show stable phonons without any soft-mode behavior. They also exhibit features that point to a strong interaction of K atoms with the lattice.
arxiv   +1 more source

Pharmacological effects of osimertinib on a chicken chorioallantoic membrane xenograft model with the EGFR exon‐19‐deleted advanced NSCLC mutation

open access: yesFEBS Open Bio, EarlyView.
Osimertinib reduces angiogenesis and PDL1 expression in in ovo tumors, transforming them into ‘cold tumors’ with lower immune activity. Anatomopathological and transcriptomic analyses highlight its therapeutic impact on tumor biology. This study underscores osimertinib's potential to reshape the tumor microenvironment and provides insights into its ...
David Barthélémy   +14 more
wiley   +1 more source

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