Results 161 to 170 of about 102,336 (308)

RNA‐DNA Fusomer Fibers With Customizable Physicochemical, Mechanical, and Biological Properties for Next‐Generation Therapeutics

open access: yesSmall, EarlyView.
ABSTRACT We introduce RNA‐DNA fusomers, a new class of chemically synthesized oligonucleotides that combine the versatile properties of RNA and DNA within a single sequence and self‐assemble into higher‐order functional structures via a simple one‐pot annealing reaction.
Yasmine Radwan   +21 more
wiley   +1 more source

Almost BPS black holes

open access: yes, 2009
We study non-BPS black hole solutions to ungauged supergravity with 8 supercharges coupled to vector multiplets in four and five dimensions. We identify a large class of five dimensional non-BPS solutions, which we call ``almost BPS'', that are ...
Instituut Theoretische Fysica   +4 more
core  

Synthesis and Surface Engineering of Two‐Dimensional MXenes for Advanced Functional Applications

open access: yesThe Chemical Record, EarlyView.
This study highlights the synthesis, surface engineering, and advanced functional applications of MXenes, emphasizing key preparation strategies that enable their use in catalysis, energy storage, sensing, and environmental remediation. Two‐dimensional MXenes (2DMxn), a rapidly expanding family of transition metal carbides, nitrides, and carbonitrides ...
Dalil N. H. Al‐Ghubairi   +4 more
wiley   +1 more source

Portable Radar for Noncontact Heart Rate Monitoring and Estrus Detection in Dairy Cows

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
This study introduces a portable radar system for real‐time monitoring of respiratory and heart rates in dairy cows. It uses millimeter‐wave Frequency Modulated Continuous Wave (FMCW) radar to perform noncontact physiological sensing, reducing behavioral disturbance. The radar system's design prioritizes portability, cost‐effectiveness, and robustness,
Yingxiu Li   +7 more
wiley   +1 more source

Comprehensive Evaluation of Bisphenol A Toxicity Reveals Neurobehavioral, Metabolic, and Reproductive Impairments in Girardia tigrina

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Bisphenol A (BPA), a common industrial chemical used in plastics and consumer products, is increasingly detected in aquatic environments, raising serious concerns about its potential ecological impacts. This study evaluated the sublethal and acute toxic effects of BPA on the freshwater planarian Girardia tigrina, a recognized model for ...
Raquel de Jesus Selestrino   +2 more
wiley   +1 more source

Extended sequence context shapes mutational bias in <i>Escherichia coli</i>. [PDF]

open access: yesProc Natl Acad Sci U S A
Jago MJ   +6 more
europepmc   +1 more source

Bisphenols and Phthalates in Bottled Mineral Water: First Evidence of Co‐Occurrence, Estrogenic Activity, and Health Risk in Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Bisphenol A (BPA), its structural analogs, and phthalates are synthetic chemicals widely used, with documented endocrine‐disrupting activity. This study aimed to develop and validate a selective multiresidue analytical method for the simultaneous determination of BPA, 10 bisphenol analogs, and six phthalates in PET‐bottled mineral water.
Giulia Boito Reyes   +3 more
wiley   +1 more source

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