A catalytic beacon sensor for uranium with parts-per-trillion sensitivity and millionfold selectivity
J Liu, AK Brown, X Meng, DM Cropek… - Proceedings of the …, 2007 - National Acad Sciences
Here, we report a catalytic beacon sensor for uranyl (UO22+) based on an in vitro-selected
UO22+-specific DNAzyme. The sensor consists of a DNA enzyme strand with a 3 …
UO22+-specific DNAzyme. The sensor consists of a DNA enzyme strand with a 3 …
Highly Sensitive and Selective Colorimetric Sensors for Uranyl (UO22+): Development and Comparison of Labeled and Label-Free DNAzyme-Gold Nanoparticle …
Colorimetric uranium sensors based on uranyl (UO22+) specific DNAzyme and gold
nanoparticles (AuNP) have been developed and demonstrated using both labeled and label …
nanoparticles (AuNP) have been developed and demonstrated using both labeled and label …
Biochemical Characterization of a Uranyl Ion‐Specific DNAzyme
Uranyl ion‐specific DNAzyme: A DNAzyme (lower strand) cleaves the substrate (upper
strand) in the presence of the uranyl ion. The enzyme folds into a bulged three‐way‐junction …
strand) in the presence of the uranyl ion. The enzyme folds into a bulged three‐way‐junction …
A DNAzyme-gold nanoparticle probe for uranyl ion in living cells
DNAzymes have shown great promise as a general platform for detecting metal ions, as
many metal-specific DNAzymes can be obtained using in vitro selection. While DNAzyme …
many metal-specific DNAzymes can be obtained using in vitro selection. While DNAzyme …
A DNAzyme Catalytic Beacon Sensor for Paramagnetic Cu2+ Ions in Aqueous Solution with High Sensitivity and Selectivity
Copper is a key metal ion both in environment monitoring and in biology, and exposure to
high concentration of copper can cause adverse health effects. Although significant …
high concentration of copper can cause adverse health effects. Although significant …
DNA nano-pocket for ultra-selective uranyl extraction from seawater
Y Yuan, T Liu, J Xiao, Q Yu, L Feng, B Niu… - Nature …, 2020 - nature.com
Extraction of uranium from seawater is critical for the sustainable development of nuclear
energy. However, the currently available uranium adsorbents are hampered by co-existing …
energy. However, the currently available uranium adsorbents are hampered by co-existing …
Sensing of UO22+ and Design of Logic Gates by the Application of Supramolecular Constructs of Ion-Dependent DNAzymes
Supramolecular constructs composed of ion-dependent DNAzymes and their substrates
were used to develop DNAzyme cascades that enabled the sensitive detection of UO22+ or …
were used to develop DNAzyme cascades that enabled the sensitive detection of UO22+ or …
Design and synthesis of target-responsive hydrogel for portable visual quantitative detection of uranium with a microfluidic distance-based readout device
Y Huang, L Fang, Z Zhu, Y Ma, L Zhou, X Chen… - Biosensors and …, 2016 - Elsevier
Due to uranium's increasing exploitation in nuclear energy and its toxicity to human health, it
is of great significance to detect uranium contamination. In particular, development of a …
is of great significance to detect uranium contamination. In particular, development of a …
Sensors for determination of uranium: a review
With rapid development of nuclear industry, the overexploitation of uranium has brought a
series of radioactive pollution problems to water, soil, atmosphere and ecosystem. Uranium …
series of radioactive pollution problems to water, soil, atmosphere and ecosystem. Uranium …
In vitro selection of a new lanthanide-dependent DNAzyme for ratiometric sensing lanthanides
Developing biosensors for lanthanides is an important but challenging analytical task. To
address this problem, in vitro selection of RNA-cleaving DNAzymes was carried out using a …
address this problem, in vitro selection of RNA-cleaving DNAzymes was carried out using a …