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CRISPR/Cas12a trans-cleavage mediated photoelectrochemical biosensor based on zeolitic imidazolate framework-67 for ATP determination
An efficient PEC biosensor is proposed for ATP detection based on exciton energy transfer from CdTe quantum dots (CdTe QDs) to Au nanoparticles...
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Light-driven rGO/Cu2 + 1O tubular nanomotor with active targeted drug delivery for combination treatment of cancer cells
The unprecedented navigation ability in micro/nanoscale and tailored functionality tunes micro/nanomotors as new target drug delivery systems,...
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A supramolecular fluorescence sensor array for the differentiation of multiple anions and prediction of iodine in artificial urine using machine learning
The simultaneous discrimination and detection of multiple anions in an aqueous solution has been a major challenge due to their structural similarity...
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Sensitive detection of choline and nicotine in real samples by switching upconversion luminescence
Nicotine (3-(1-methyl-2-pyrrolidinyl)pyridine) is one of the most common addictive substances, causing the trace detection of nicotine to be very...
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Molecularly imprinted polymer-based extended-gate field-effect transistor chemosensors for selective determination of antiepileptic drug
Ultrathin molecularly imprinted polymer (MIP) films were deposited on the surfaces of ZnO nanorods (ZNRs) and nanosheets (ZNSs) by...
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Detection of ascorbic acid by persistent luminescent nanoparticles based on CoOOH nanosheets modification
Persistent luminescent nanomaterials (PLNPs) Zn 0.8 Ga 2 O 4 : Cr 3+ , Zr 3+ with high brightness and good dispersion were prepared by hydrothermal method....
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A highly sensitive fluorescence biosensor for aflatoxins B1 detection based on polydiacetylene liposomes combined with exonuclease III-assisted recycling amplification
A fluorescence biosensor for determination of aflatoxin B 1 (AFB 1 ) based on polydiacetylene (PDA) liposomes and exonuclease III (EXO III)-assisted...
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An Exo III-powered closed-loop DNA circuit architecture for biosensing/imaging
With their regulated Boolean logic operations in vitro and in vivo, DNA logic circuits have shown great promise for target recognition and disease...
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Rapid sequential determination of the explosives 2,4,6-trinitrotoluene and cyclotrimethylenetrinitramine in forensic samples employing a graphite sheet sensor and cyclic square-wave strip** voltammetry
The development of a portable analytical procedure is described for rapid sequential detection and quantification of the explosives...
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A ratiometric fluorescent sensor based on S-doped BCNO quantum dots and Au nanoclusters combined with 3D-printing portable device for the detection of malachite green
Sulfur-doped BCNO quantum dots (S-BCNO QDs) emitting green fluorescence were prepared by elemental do** method. The ratiometric fluorescence probe...
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Ultra-sensitive electrochemical sensor based on in situ grown ultrafine HKUST-1 nanoparticles @ graphite nanosheets and core–shell structured MoO3-polypyrrole nanowires for the detection of rutin in orange juice
Rutin extracted from natural plants has important medical value, so develo** accurate and sensitive quantitative detection methods is one of the...
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Self-powered photochemical cathode aptamer sensor based on ZnIn2S4 photoanode and Cu2O@Ag@Ag3PO4 photocathode for the sensitive detection of Hg2+
A self-powered photoelectrochemical (PEC) aptamer sensor based on ZnIn 2 S 4 as the photoanode and Cu 2 O@Ag@Ag 3 PO 4 as the sensing cathode is designed for...
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Ultra-high sensitivity pH sensor based on vertical organic electrochemical transistors with extended gate
An ultra-high sensitivity pH sensor based on vertical organic electrochemical transistors (vOECT) with extended gate was proposed. The vOECT, which...
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Discrimination and simultaneous quantification of poly(ethylene terephthalate) and poly(butylene terephthalate) microplastics in environmental samples via gas chromatography-tandem mass spectrometry
A method has been developed to quantify PET and PBT microplastics (MPs) based on depolymerization and detection of depolymerization products by gas...
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Ultrasensitive dynamic light scattering immunodetection of alpha-fetoprotein using heptamer-amplified nanoparticle crosslinking aggregation
A novel construction strategy is introduced for an ultrasensitive dynamic light scattering (DLS) immunosensor targeting alpha fetoprotein (AFP)....
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Sensitive aptasensing of ATP based on a PAM site-regulated CRISPR/Cas12a activation
The combination of CRISPR/Cas12a and functional DNA provides the possibility of constructing biosensors for detecting non-nucleic-acid targets. In...
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S-scheme heterojunction phthalocyanine/TiO2 photoelectrochemical sensor for innovative glutathione detection
A novel photoelectrochemical sensor, employing an S-scheme heterojunction of phthalocyanine and TiO 2 nanoparticles, has been developed to enable...
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Strand displacement–triggered FRET nanoprobe tracking TK1 mRNA in living cells for ratiometric fluorimetry of nucleic acid biomarker
A precisely designed dual-color biosensor has realized a visual assessment of thymidine kinase 1 (TK1) mRNA in both living cells and cell lysates....
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Portable electrochemical sensing platform based on amidated GO-MOF and PEDOT:PSS for high-efficient detection of ponceau 4R
A promising electrochemical sensing platform for the detection of ponceau 4R in food has been fabricated based on the carboxylated graphene oxide...
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Multifunctional N, Fe-doped carbon dots with peroxidase-like activity for the determination of H2O2 and ascorbic acid and cell protection against oxidation
Multifunctional N, Fe-doped carbon dots (N, Fe-CDs) were synthesized by the one-step hydrothermal method using ferric ammonium citrate and...
