170 Result(s)
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Open AccessDevelopment and evaluation of a candidate reference measurement procedure for detecting 17α-hydroxyprogesterone in dried blood spots using isotope dilution liquid chromatography tandem mass spectrometry
17α-Hydroxyprogesterone (17α-OHP) quantification in dried blood spots (DBS) is essential for newborn screening for congenital adrenal hyperplasia (CAH), which is challenging due to its low physiological concen...
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Retraction Note: Two co(II)-based coordination polymers: photocatalytic dye degradation properties and treatment effect against colon cancer by inhibiting IL-6-STAT3 inflammatory signaling pathway
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Open AccessSensitive and Specific Y-Shaped Ratio Biosensor for Detecting Serum miR-18a: Potential Early Scanning Tool for Non-Small Cell Lung Cancer
miR-18a has been identified as a significantly expressed microRNA (miRNA) in non-small cell lung cancer (NSCLC) and plays a vital role in cancer cell transformation, metastasis, and carcinogenesis. Herein, a p...
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Correction to: A new methodology to reveal potential nucleic acid modifications associated with the risk of endometrial cancer through dispersive solid‑phase extraction coupled with UHPLC‑QE‑Orbitrap‑MS/MS and HPLC–UV
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Open AccessLipophilic arsenic compounds in the cultured green alga Chlamydomonas reinhardtii
In this study, arsenic (As) speciation was investigated in the freshwater alga Chlamydomonas reinhardtii treated with 20 μg/L arsenate using fractionation as well as ICP-MS/ESI-MS analyses and was compared with t...
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Correction: Preparation of graphene aerogels and their photothermal adsorption performance on heavy oil
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Open AccessNMR spectroscopy for metabolomics in the living system: recent progress and future challenges
Metabolism is a fundamental process that underlies human health and diseases. Nuclear magnetic resonance (NMR) techniques offer a powerful approach to identify metabolic processes and track the flux of metabol...
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Correction: A CRISPR-Cas12a-based electrochemical biosensor for the detection of microphthalmia-associated transcription factor
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Open AccessSimple, sensitive, and label-free miRNA analysis through strand displacement reaction integrating with G-quadruplex-based signal generation
MicroRNAs (miRNAs) play a significant role in the pathogenesis of various diseases throughout biological processes, and the accurate detection of miRNA biomarkers holds great potential for early stage disease ...
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Retraction Note: Synergy of propylene-based copolymer in high-melt-strength polypropylene for extrusion foaming process
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Correction to: Cu-MOF derived CuO@g-C3N4 nanozyme for cascade catalytic colorimetric sensing
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Open Access4-Mercaptobenzoic acid-modified Au@Ag nanoparticle-based colorimetric Cr3+ ions detection in aqueous solution
Heavy metal ions pose a threat to both ecological balance and human health owing to the non-biodegradable and poisonous characteristics. A simple, convenient and rapid metal ion monitoring plays a significant ...
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Retraction Note: A fluorescent coordination polymer for TNP detection and protection effect on cough after infection by up-regulates the activity of neuroendopeptide enzyme in respiratory tract mucosa
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Modelling the 3D Structure of PEDOT:PSS Supramolecular Assembly in Aqueous Dispersion Based on SAXS with Synchrotron Light
In this work, we study the poly(3,4-ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) structure in aqueous dispersion with small-angle X-ray scattering (SAXS). In-depth structure analysis is achieved...
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Open AccessDual-amplification system based on CRISPR-Cas12a and horseradish peroxidase-tethered magnetic microspheres for colorimetric detection of microcystin-LR
A novel dual-amplification system based on CRISPR-Cas12a and horseradish peroxidase (HRP) was developed for colorimetric determination of MC-LR. This dual-amplification was accomplished by combining the nuclea...
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Progress in Polymer-Ceramic Hybrid Antifouling Coatings
Simultaneous realization of superior mechanical and antifouling properties is critical for a coating. The use of stereoscopic polysiloxanes in place of linear polysiloxanes to fabricate antifouling coatings ca...
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Open AccessRapid and precise detection of cancers via label-free SERS and deep learning
Early, express, and reliable detection of cancer can provide a favorable prognosis and decrease mortality. Tumor biomarkers have been proven to be closely related to tumor occurrence and development. Conventio...
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Reference material development for detection of human respiratory syncytial virus using digital PCR
Nucleic acid testing is a powerful tool for the detection of various pathogens. Respiratory syncytial virus (RSV) is a major cause of acute respiratory infection, especially in young children and infants. To i...
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Open AccessTunable lipid-coated nanoporous silver sheet for characterization of protein-membrane interactions by surface-enhanced Raman scattering (SERS)
Membrane environments affect protein structures and functions through protein-membrane interactions in a wide range of important biological processes. To better study the effects from the lipid’s hydrophilic a...
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A novel single-particle multiple-signal sensor array combined with multidimensional data mining for the detection of tricarboxylic acid cycle metabolites and discrimination of cells
Tricarboxylic acid (TCA) metabolites in cancer cells show a marked difference from those in normal cells. Herein, we report a single-particle multiple-signal lanthanide/europium-based metal–organic framework (...