Results 41 to 50 of about 10,198,141 (356)

Students' Conceptions of Scale Regarding Groundwater [PDF]

open access: yes, 2007
Provides pedagogical insight concerning learners' pre-conceptions and misconceptions about groundwater The resource being annotated is: http://www.dlese.org/dds/catalog_SERC-STARTINGPOINT-000-000-000-337 ...
Lamont-Doherty Earth Observatory, Columbia University
core  

The power of microRNA regulation—insights into immunity and metabolism

open access: yesFEBS Letters, EarlyView.
MicroRNAs are emerging as crucial regulators at the intersection of metabolism and immunity. This review examines how miRNAs coordinate glucose and lipid metabolism while simultaneously modulating T‐cell development and immune responses. Moreover, it highlights how cutting‐edge artificial intelligence applications can identify miRNA biomarkers ...
Stefania Oliveto   +2 more
wiley   +1 more source

GLOBE Cave Protocol Field Guide: Comparing Surface and Subterranean Environments [PDF]

open access: yes, 2003
The GLOBE Cave Protocol Field Guide utilizes existing GLOBE protocols to explore an extreme environment. Caves provide an opportunity to utilize GLOBE protocols to investigate underground environments and compare them to surface environments. Outside the
The GLOBE Program, University Corporation for Atmospheric Research (UCAR)
core  

Ultra-precise measurement of optical frequency ratios [PDF]

open access: yes, 2001
We developed a novel technique for frequency measurement and synthesis, based on the operation of a femtosecond comb generator as transfer oscillator. The technique can be used to measure frequency ratios of any optical signals throughout the visible and near-infrared part of the spectrum. Relative uncertainties of $10^{-18}$ for averaging times of 100
arxiv   +1 more source

Pattern-avoiding ascent sequences of length 3 [PDF]

open access: yesarXiv, 2021
Pattern-avoiding ascent sequences have recently been related to set-partition problems and stack-sorting problems. While the generating functions for several length-3 pattern-avoiding ascent sequences are known, those avoiding 000, 100, 110, 120 are not known.
arxiv  

Identification of novel small molecule inhibitors of ETS transcription factors

open access: yesFEBS Letters, EarlyView.
ETS transcription factors play an essential role in tumourigenesis and are indispensable for sprouting angiogenesis, a hallmark of cancer, which fuels tumour expansion and dissemination. Thus, targeting ETS transcription factor function could represent an effective, multifaceted strategy to block tumour growth. The evolutionarily conserved E‐Twenty‐Six
Shaima Abdalla   +9 more
wiley   +1 more source

Students' Beliefs About the Role of Atoms in Radioactive Decay and Half-life [PDF]

open access: yes, 2007
Provides pedagogical insight concerning learners' pre-conceptions and misconceptions about radioactive decay The resource being annotated is: http://www.dlese.org/dds/catalog_ESA-000-000-000-035 ...
Lamont-Doherty Earth Observatory, Columbia University
core  

The DLESE Community Review System: Gathering, Aggregating, and Disseminating User Feedback about the Effectiveness of Web-based Educational Resources [PDF]

open access: yes, 2005
NOTE: This is a large file, 8 mb in size! The Community Review System (CRS) of the Digital Library for Earth System Education (DLESE) is intended to help educators seeking high-quality digital resources and resource creators who are seeking recognition ...
Kim Kastens
core   +1 more source

Single-layer metallicity and interface magnetism of epitaxial graphene on SiC(000$\bar{1}$) [PDF]

open access: yesAppl. Phys. Lett. 98, 023113 (2011), 2011
We perform density functional theory calculations for the determination of the structural and electronic properties of epitaxial graphene on 4H-SiC(000$\bar{1}$). Using commensurate supercells that minimize non-physical stresses we show that, in contrast with Si-face epitaxial films, the first graphene layer that forms on the C-face of SiC is purely ...
arxiv   +1 more source

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

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