Results 111 to 120 of about 10,402,191 (234)

Enhanced content-based image retrieval via hybrid color, texture, and deep learning features

open access: yesScientific Reports
This study presents CTD-Net (Color, Texture, and Deep Learning- Network), a novel Content-Based Image Retrieval (CBIR) system that integrates handcrafted and deep learning features to achieve enhanced retrieval performance. Traditional CBIR systems often
Surbhi Tyagi   +3 more
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Who are the net food importing countries ? [PDF]

open access: yes
The purpose of this paper is to update the information on net food importing countries, using different definitions of food, separating countries by their level of income, whether they are in conflict and whether they are significant oil exporters.
Aksoy, M. Ataman, Ng, Francis
core  

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

L-net librarian resources handbook [PDF]

open access: yes, 2010
Includes bibliographical references (pages 72-73).Text in ...

core  

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

K-State First-Year Experience Task Force Report [PDF]

open access: yes, 2007
K-State First, University's First Year Experience ProgramA report describing the details of the K-State First Year Experience Task Force of 2007 at Kansas State University.
Kansas State University, K-State First
core  

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Faster dieback of rainforests altering tropical carbon sinks under climate change

open access: yesnpj Climate and Atmospheric Science
Carbon sinks in the tropical rainforests are restricting the global warming to attain unprecedented heights. However, deforestation and climate change is switching them to a net carbon source at some of the deforested patches.
Debashis Nath, Reshmita Nath, Wen Chen
doaj   +1 more source

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