Enhanced performance of an electrochemical aptasensor for real-time detection of vascular endothelial growth factor (VEGF) by nanofabrication and ratiometric …

S Ni, Z Shen, P Zhang, G Liu - Analytica Chimica Acta, 2020 - Elsevier
Achieving a biosensing interface without baseline drift caused by variables in matrix
samples is essential for real-time detection of analytes. In this study, we developed a …

DNA-induced assembly of silver nanoparticle decorated cellulose nanofiber: a flexible surface-enhanced Raman spectroscopy substrate for the selective charge …

X Xu, X Hu, F Fu, L Liu, X Liu - ACS Sustainable Chemistry & …, 2021 - ACS Publications
Surface-enhanced Raman spectroscopy (SERS) refers to an emerging and promising
spectroscopic technique for a range of analytical purposes. However, the common SERS …

Physical absorption vs covalent binding of graphene oxide on glassy carbon electrode towards a robust aptasensor for ratiometric electrochemical detection of …

S Ni, L Qiao, Z Shen, Y Gao, G Liu - Electrochimica Acta, 2020 - Elsevier
Achieving a biosensing interface with desirable performance is essential to a successful
biosensor. In this paper, we developed a robust aptasensor by modifying methylene blue …

DNAzyme-Amplified Electrochemical Biosensor Coupled with pH Meter for Ca2+ Determination at Variable pH Environments

H Wang, F Zhang, Y Wang, F Shi, Q Luo, S Zheng… - Nanomaterials, 2021 - mdpi.com
For more than 50% of multiparous cows, it is difficult to adapt to the sudden increase in
calcium demand for milk production, which is highly likely to cause hypocalcemia. An …

Water-resistant free-standing DNA-complexed films with antioxidant and H 2 O 2-responsive activity

J Lee, A Tandon, K Mariyappan, S Kokkiligadda… - Soft Matter, 2023 - pubs.rsc.org
Water-insoluble DNA complexes are suitable for producing free-standing DNA films due to
their low water sensitivity, which prevents their rapid degradation in aqueous environments …

DNA foams constructed by freeze drying and their optoelectronic characteristics

EP Komarala, K Mariyappan, S Park, SH Park - Colloids and Surfaces B …, 2022 - Elsevier
The distinctive properties of DNA make it a promising biomaterial to use in nanoscience and
nanotechnology. In the present study, DNA foam was fabricated into multi-dimensional …

[HTML][HTML] Optoelectronic properties of DNA thin films implanted with titania nanoparticle-coated multiwalled carbon nanotubes

SR Dugasani, B Gnapareddy, MR Kesama, S Jeon… - AIP Advances, 2019 - pubs.aip.org
Rendering the unique features of individual nanoscale constituents into macroscopic thin
films remains technologically challenging; the engineering of these constituents habitually …

[HTML][HTML] Spatially selective DNA deposition on the fiber core by optically trapping an aqueous droplet and its application for ultra-compact DNA Fabry-Perot …

B Kim, H Jeong, YS Lee, S Hong, K Oh - Sensors and actuators reports, 2021 - Elsevier
We developed a new method to deposit deoxyribonucleic acid (DNA) solid film selectively
only on the core of an optical fiber facet with a variable thickness, by optically trapping an …

Fibres and films made from DNA and CTMA-modified DNA embedded with gold nanorods and organic light-emitting materials

K Mariyappan, S Park, SS Nanda… - Colloids and Surfaces B …, 2022 - Elsevier
The scaffolding of deoxyribonucleic acid (DNA) makes DNA molecules effective templates
for hosting various types of nanomaterials. Recently, electrospun fibres formed by a variety …

Third-order optical nonlinearity of DNA‐CTMA complex doped with different aromatic moieties

AM Manea‐Saghin, CA Marin, CC Pădurețu… - Optics & Laser …, 2022 - Elsevier
The water insoluble deoxyribonucleic acid (DNA) functionalized with
cetyltrimethylammonium chloride (CTMA) surfactant was used as matrix for two different …