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   Articles with "aptasensor based" as a keyword



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A fluorescence aptasensor based on two-dimensional sheet metal-organic frameworks for monitoring adenosine triphosphate.

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recommendations! Published in 2018 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2017.10.028

Abstract: In the present study, a facile fluorescence aptasensor based on two-dimensional sheet metal-organic frameworks of N,N-bis(2-hydroxyethyl)dithiooxamidato copper(II) (H2dtoaCu) was developed for the sensitive detection of adenosine triphosphate (ATP). The sensing mechanism was based on the… read more here.

Keywords: fluorescence; aptasensor; aptasensor based; triphosphate ... See more keywords
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Fabrication of a novel aptasensor based on three-dimensional reduced graphene oxide/polyaniline/gold nanoparticle composite as a novel platform for high sensitive and specific cocaine detection.

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recommendations! Published in 2017 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2017.10.035

Abstract: In the present research, we have developed a novel label free aptasensor based on screen printed carbon electrode (SPCE) modified with three-dimensional magnetic reduced graphene oxide(3D-MRGO)/polyaniline(PA)/gold nanoparticle(AuNP) nanocomposite for impedimetric determination of cocaine. To achieve… read more here.

Keywords: novel; three dimensional; aptasensor; aptasensor based ... See more keywords
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Label-free electrochemical aptasensor based on gold and polypyrrole nanoparticles for interleukin 6 detection

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recommendations! Published in 2017 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2017.11.176

Abstract: Abstract A highly sensitive, selective, fast and stable electrochemical aptasensor, based on a screen-printed carbon electrode modified with a nanocomposite architecture consisting of polypyrrole and gold nanoparticles was designed for interleukin6 detection in human serum.… read more here.

Keywords: detection; aptasensor; aptasensor based; free electrochemical ... See more keywords
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An electrochemical aptasensor based on graphene doped chitosan nanocomposites for determination of Ochratoxin A

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recommendations! Published in 2019 at "Microchemical Journal"

DOI: 10.1016/j.microc.2018.08.064

Abstract: Abstract A simple and efficient functionalized graphene (f-graphene) doped chitosan (CS) based electrochemical aptasensor has been developed for ochratoxin A (OTA) detection. Use of f-graphene increased the electroactive surface area of the electrode and CS… read more here.

Keywords: graphene; aptasensor based; electrochemical aptasensor; graphene doped ... See more keywords
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A highly sensitive fluorescence-enhanced aptasensor based on polyAn-aptamer nanostructure

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recommendations! Published in 2019 at "Microchemical Journal"

DOI: 10.1016/j.microc.2019.04.061

Abstract: Abstract According to the principle of metal-enhanced fluorescence (MEF), a localized surface plasmon resonance (LSPR) based method was used to develop a highly sensitive fluorescent aptasensor for detecting adenosine triphosphate (ATP). In this work, a… read more here.

Keywords: fluorescence; aptasensor based; sensitive fluorescence; fluorescence enhanced ... See more keywords
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An antifouling electrochemical aptasensor based on poly (glutamic acid) and peptide for the sensitive detection of adenosine triphosphate

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recommendations! Published in 2021 at "Microchemical Journal"

DOI: 10.1016/j.microc.2021.106365

Abstract: Abstract A sensitive and antifouling electrochemical aptasensor based on L-Glutamic acid (L-Glu) and peptides was constructed for the detection of adenosine triphosphate (ATP). Firstly, poly L-Glu (p-L-Glu) as the substrate material was directly grown on… read more here.

Keywords: antifouling electrochemical; detection adenosine; aptasensor; glutamic acid ... See more keywords
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Reflectance aptasensor based on metal salphen label for rapid and facile determination of insulin.

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recommendations! Published in 2020 at "Talanta"

DOI: 10.1016/j.talanta.2019.120321

Abstract: An optical aptasensor-based sensing platform for rapid insulin detection was fabricated. Aminated porous silica microparticles (PSiMPs) were synthesized via a facile mini-emulsion method to provide large surface area for covalent immobilization of insulin-binding DNA aptamer… read more here.

Keywords: insulin; detection; salphen; aptasensor ... See more keywords
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Highly sensitive and convenient aptasensor based on Au NPs@Ce-TpBpy COF for quantitative determination of zearalenone

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recommendations! Published in 2022 at "RSC Advances"

DOI: 10.1039/d2ra02093a

Abstract: In this work, an aptasensor based on a portable U-disk electrochemical workstation in combination with a screen-printed electrode (SPE) is demonstrated for the quantitative determination of zearalenone (ZEN). The aptamer is immobilized on Au NPs@Ce-TpBpy… read more here.

Keywords: tpbpy cof; nps tpbpy; aptasensor based; quantitative determination ... See more keywords
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An electrochemical aptasensor based on AuNRs/AuNWs for sensitive detection of apolipoprotein A-1 (ApoA1) from human serum

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recommendations! Published in 2023 at "RSC Advances"

DOI: 10.1039/d2ra06600a

Abstract: For early detection and diagnosis of cancer, it is essential to develop an electrochemical biosensor that is quick, accurate, and sensitive. Here, we use gold nanorod (AuNR) and gold nanowire (AuNW) nanocomposites (AuNR/AuNW/CS) as electrode… read more here.

Keywords: human serum; detection; aptasensor based; electrochemical aptasensor ... See more keywords
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A potential reusable fluorescent aptasensor based on magnetic nanoparticles for ochratoxin A analysis

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recommendations! Published in 2019 at "Open Chemistry"

DOI: 10.1515/chem-2019-0140

Abstract: Abstract An aptasensor for the detection of ochratoxin A (OTA) in environmental samples was developed. It displayed high sensitivity and good selectivity. Factors such as specific binding between a FAM (5-carboxyfluorescein)-labeled aptamer (f-RP) and OTA,… read more here.

Keywords: based magnetic; aptasensor; aptasensor based; fluorescent aptasensor ... See more keywords
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Novel colorimetric aptasensor based on MOF-derived materials and its applications for organophosphorus pesticides determination.

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recommendations! Published in 2022 at "Journal of hazardous materials"

DOI: 10.2139/ssrn.4122864

Abstract: For the visual detection of four organophosphorus pesticides (OPs), a colorimetric aptasensor was developed based on aptamer-mediated bimetallic metal-organic frameworks (MOFs) nano-polymers. Fe-Co magnetic nanoparticles (MNPs) and Fe-N-C nanozymes were prepared based on pyrolytic reaction,… read more here.

Keywords: complementary chains; novel colorimetric; colorimetric aptasensor; aptasensor based ... See more keywords