Results 141 to 150 of about 2,971,228 (370)

Physical layer security performance analysis of multi-antenna full-duplex relay aided heterogeneous cellular network

open access: yesTongxin xuebao, 2019
To alleviate the spectrum shortage problem and security threats in heterogeneous network (HetNet),multi-antenna full-duplex relay was introduced for communication between femto base station (FBS) and legitimate user.With the aid of multi-antenna full ...
Zhou ZHONG   +3 more
doaj   +2 more sources

Biomimetic Membrane Interface Technologies for Detection and Isolation of CTCs and EVs: Advances and Opportunities in Liquid Biopsy

open access: yesAdvanced Science, EarlyView.
Biomimetic membrane interface engineering constructs functionalized detection platforms by integrating natural cell membranes, synthetic lipids, or hybrid membranes. This strategy effectively reduces background interference and enables efficient target capture and analysis, showing broad applications in circulating tumor cell separation, extracellular ...
Duo Liu   +8 more
wiley   +1 more source

Membrane‐Penetrating Molecular Device Based on a Triplex Containing Acyclic L‐Threoninol Nucleic Acid Functionalized with Cholesterol

open access: yesAngewandte Chemie, EarlyView.
A membrane‐penetrating molecular device composed of triplex containing cholesterol‐modified acyclic L‐threoninol nucleic acid (L‐aTNA) was achieved. This device is applied to a photo‐triggered signal transduction system functioning on giant unilamellar vesicles. Abstract Membrane‐penetrating molecular devices are valuable biological tools.
Kaifu Liu   +2 more
wiley   +2 more sources

Anionic Liposomes as Optimal Membrane Fusion Carriers Enabling in Situ Multiplexed Detection of Extracellular Vesicle MicroRNAs

open access: yesAdvanced Science, EarlyView.
A novel strategy for in situ multiplexed miRNA analysis of plasma extracellular vesicles (EValarm) has been developed. EValarm enables straightforward detection of different extracellular vesicle miRNAs from plasma samples through systematic screening of liposome surface charges, without requiring complex pretreatment steps, and achieves satisfactory ...
Jing‐Yuan Ma   +13 more
wiley   +1 more source

Transforming RNA Degradation into Accurate RNA Detection: RNase I–Assisted Rolling Circle Amplification for Clinical Samples

open access: yesAngewandte Chemie, EarlyView.
Here, we transform this otherwise destructive enzymatic activity into a powerful diagnostic advantage through an RNase I–assisted rolling circle amplification (RI‐RCA) strategy. By integrating controlled RNase I–mediated RNA digestion with circular DNA templates, this approach enables direct and highly sensitive detection of target RNA sequences. Using
Amal Mathai   +5 more
wiley   +2 more sources

Photonic Time Crystals and Time‐Varying Electromagnetic Metamatter: A New Direction for Ultrafast Tunable Photonic and Microwave Materials and Devices

open access: yesAdvanced Science, EarlyView.
Photonic time crystals (PTCs) are systems in which electromagnetic parameters are modulated periodically in time, producing momentum bandgaps via temporal scattering rather than spatial Bragg processes. This review examines the theoretical frameworks, modeling, and computational tools for time‐varying media, and summarizes experimental demonstrations ...
Ranjan Kumar Patel   +3 more
wiley   +1 more source

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