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A Short Review on Detection of Antibiotics in Milk Using Nanomaterial-Based Biosensor
Milk forms an essential dietary component owing to its nutritional value. The imprudent usage of antibiotics in animal husbandry leads to the...
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Metal-ion-induced DNAzyme on magnetic beads for detection of lead(II) by using rolling circle amplification, glucose oxidase, and readout of pH changes
This work reports on a method for determination of lead(II) ion in environmental water samples. A Pb 2+ -specific DNAzyme immobilized on magnetic beads...
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Fluorometric and resonance Rayleigh scattering dual-mode bioprobe for determination of the activity of alkaline phosphatase based on the use of CoOOH nanoflakes and cobalt(II)-dependent DNAzyme-assisted amplification
The authors describe a fluorometric and resonance Rayleigh scattering dual-mode scheme for detection of the activity and inhibition of alkaline...
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Advanced graphene oxide-based paper sensor for colorimetric detection of miRNA
MicroRNAs (miRNAs), found in blood and body fluids, have emerged as potential non-invasive biomarkers for disease and injury. miRNAs are...
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Fluorometric detection of silver(I) using cytosine-Ag(I)-cytosine pair formation, DNA assembly and the AND logic operation of a multiple-component DNAzyme
A nonenzymatic fluorometric assay is described for highly sensitive and selective detection of silver ion. It is making use of a controlled DNA...
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DNA Technology-assisted Signal Amplification Strategies in Electrochemiluminescence Bioanalysis
Sensitive and accurate detection of biological analytes, such as proteins, genes, small molecules, ions, cells, etc., has been a significant project...
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Rational design of metal-responsive functional DNA supramolecules
DNA molecules have excellent molecular recognition abilities through the complementary hydrogen-bonded base pairing. Since the hybridization of...
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DNA-only bioassay for simultaneous detection of proteins and nucleic acids
Testing multiple biomarkers, as opposed to one, has become a preferred approach for diagnosing many heterogeneous diseases, such as cancer and...
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Enzyme-driven Nanorobots Walking Along Predesigned Tracks on the DNA Origami for Cargo Transport and Catalysis
In molecular engineering, designing and synthesizing molecular machines with capable of performing complex tasks, remains a formidable challenge. DNA...
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Metal Ion-Induced Changes in the Stability of DNA Duplexes
The thermal stability of DNA duplexes is generally influenced by counter cations such as coexisting metal ions. In addition, duplex stabilization by...
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Metal Ion-Induced Changes in the Stability of DNA Duplexes
The thermal stability of DNA duplexes is generally influenced by counter cations such as coexisting metal ions. In addition, duplex stabilization by...
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Ultrasensitive detection of genetic variation based on dual signal amplification assisted by isothermal amplification and cobalt oxyhydroxide nanosheets/quantum dots
PML/RARα fusion gene (P/R) is the characteristic signature genetic variation of acute promyelocytic leukemia (APL). Here, by integrating...
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Optical detection of heavy metal contaminants: advancements with bio-functionalized gold nanoparticles in environmental monitoring
AbstractHeavy metal pollution has toxic repercussions on humans as well as on the environment, and these metals when retained in the environment...
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Three-dimensional DNA nanomachine biosensor coupled with CRISPR Cas12a cascade amplification for ultrasensitive detection of carcinoembryonic antigen
The detection of carcinoembryonic antigen (CEA) holds significant importance in the early diagnosis of cancer. However, current methods are hindered...
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External stimulation-controlled dynamic DNA devices for biosensing and biomedical applications
DNA devices that can recognize molecular inputs and transform them into functional outputs in an autonomous manner have been actively pursued as...
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Dual-mode colorimetric electrochemical aptamer sensor based on Au@Pd bimetallic nanoparticles for the detection of Pb(II) in edible mushrooms
Pb(II) can accumulate in the body and gradually cause irreversible harm. In this work, a dual-mode colorimetric biosensor based on an aptamer was...
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Detection Systems Using the Ternary Complex Formation of Nucleic Acids
As a method for detecting a target nucleic acid strand such as DNA or RNA, polymerase chain reaction (PCR) using a thermal cycler and loop-mediated...
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Distance-based quantification of miRNA-21 by the coffee-ring effect using paper devices
Enabled by the coffee-ring effect, a paper-based signal transduce method is employed for catalytic hairpin assembly (CHA) amplification and...
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A novel electrochemiluminescence biosensor based on the self-ECL emission of conjugated polymer dots for lead ion detection
The poly[(9,9-dioctylfuorenyl-2,7-diyl)-alt-co-(1,4-benzo-{2,1′,3}-thiadiazole)] (PFBT) was carboxyl-functionalized to prepare polymer dots (C-PFBT...
