Results 71 to 80 of about 3,618,129 (295)

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Desempenho de sementes de soja tratadas com fungicidas e peliculizadas durante o armazenamento Performance of soybean seeds treated with fungicides and film coating during storage

open access: yesCiência e Agrotecnologia, 2007
O objetivo neste trabalho foi avaliar o desempenho de sementes de soja [Glycine max (L.) Merrill] tratadas com fungicidas em associação à peliculização, durante o armazenamento. Sementes da cultivar Pintado foram tratadas com thiram+thiabendazole e parte
Carlos Eduardo Pereira   +5 more
doaj   +1 more source

Structural and Thermal Properties of Chemically Modified Luffa Cylindrica Fibers

open access: yesJournal of Natural Fibers, 2021
This present investigation is aimed at understanding the impact of various chemical treatments on the physicochemical properties of Luffa cylindrica fibers (LCFs).
N. Premalatha   +4 more
doaj   +1 more source

Artemisinin: From Chinese Herbal Medicine to Modern Chemotherapy [PDF]

open access: yes, 2019
Malaria is a disease that has blighted humankind since early times. The first antimalarial treatment available to Europeans was the dried bark of the cinchona tree from Peru. The main problem in its use was adulteration by other material.
Butler, Anthony
core   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Plasma Transferred ARC (PTA) Hardfacing of Recycled Hardmetal Reinforced Nickel-matrix Surface Composites

open access: yesMedžiagotyra, 2012
The aim of this work was to apply coarse recycled hardmetal particles in combination with Ni-based matrix to produce wear resistant metal matrix composite (MMC) thick coatings using plasma transferred arc hardfacing (PTA) technology.
Arkadi ZIKIN   +5 more
doaj   +1 more source

OPTIMALISASI INSTALASI PENGOLAHAN AIR LIMBAH (IPAL) PT. BEHAESTEX PANDAAN- PASURUAN) [PDF]

open access: yes, 2005
PT. Behaestex have had Wastewater Treatment Plant (WWTP) that treatment processes consist of physics-chemical treatment and activated sludge biological treatment.
Puspita, Silvia Dwika
core  

XPS studies of nitrogen doping niobium used for accelerator applications

open access: yes, 2018
Nitrogen doping study on niobium (Nb) samples used for the fabrication of superconducting radio frequency (SRF) cavities was carried out. The samples' surface treatment was attempted to replicate that of the Nb SRF cavities, which includes heavy ...
He, Yuan   +7 more
core   +1 more source

Grand Canonical Adaptive Resolution Simulation for Molecules with Electrons: A Theoretical Framework based on Physical Consistency [PDF]

open access: yes, 2017
A theoretical scheme for the treatment of an open molecular system with electrons and nuclei is proposed. The idea is based on the Grand Canonical description of a quantum region embedded in a classical reservoir of molecules.
Bing Zhang (129)   +9 more
core   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

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