Dandan Su

ORCID: 0000-0001-9220-5473
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Research Areas
  • Advanced biosensing and bioanalysis techniques
  • Advanced Nanomaterials in Catalysis
  • Carbon and Quantum Dots Applications
  • Nanocluster Synthesis and Applications
  • RNA Interference and Gene Delivery
  • Biosensors and Analytical Detection
  • Nanopore and Nanochannel Transport Studies
  • Electrospun Nanofibers in Biomedical Applications
  • Supramolecular Self-Assembly in Materials
  • Wound Healing and Treatments
  • Irrigation Practices and Water Management
  • Membrane-based Ion Separation Techniques
  • Fuel Cells and Related Materials
  • Enzyme function and inhibition
  • Electrochemical sensors and biosensors
  • Additive Manufacturing and 3D Printing Technologies
  • Heat Transfer and Boiling Studies
  • 3D Printing in Biomedical Research
  • Supramolecular Chemistry and Complexes
  • Dendrimers and Hyperbranched Polymers
  • Hydrogels: synthesis, properties, applications
  • Periodontal Regeneration and Treatments
  • Lipid Membrane Structure and Behavior
  • Potato Plant Research
  • Analytical chemistry methods development

Fujian University of Traditional Chinese Medicine
2025

Lanzhou University
2017-2024

Lanzhou University Second Hospital
2017-2024

Université de Montpellier
2020-2024

École Nationale Supérieure de Chimie de Montpellier
2020-2024

Centre National de la Recherche Scientifique
2020-2024

Institut Européen des Membranes
2020-2024

Gansu Agricultural University
2022-2024

Guizhou Institute of Technology
2024

Liaocheng University
2024

Synthesis of red emissive carbon dots (CDs) is highly desirable for sensing applications, as they still remain bottlenecks in terms precursor synthesis and product purification. Herein, we have designed a new strategy realizing efficient CD optimal emission at 610 nm (fluorescence quantum yield ca. 24.0%) based on solvothermal treatment citric acid thiourea using dimethylformamide solvent. Further investigations reveal that the conjugating sp2-domain controlling incorporation nitrogen...

10.1021/acs.analchem.9b04917 article EN Analytical Chemistry 2020-02-03

We present for the first time approaches to 3D-printing of nanocellulose hydrogel scaffolds based on double crosslinking, by in situ Ca2+ crosslinking and post-printing chemical with 1,4-butanediol diglycidyl ether (BDDE). Scaffolds were successfully printed from 1% hydrogels, their mechanical strength being tunable range 3 8 kPa. Cell tests suggest that 3D-printed BDDE-crosslinked supported fibroblast cells' proliferation, which was improving increasing rigidity. These render a new member...

10.1039/c8tb01757c article EN Journal of Materials Chemistry B 2018-01-01

A robust colorimetric biosensor based on the DNA-controllable peroxidase mimetic activity of MoS<sub>2</sub> nanosheets was developed for label-free detection CEA.

10.1039/d0nr05649a article EN Nanoscale 2020-01-01

Abstract Investigations on the utilization efficiency and bioactivity of enzyme nanocarriers are critical for realizing sensitive biosensors. Herein, hierarchically porous enzyme@peptide‐directed metal–organic frameworks (enzyme@MOFs‐P) nanoarchitectures constructed by implemented site‐selective epitaxial growth to create mesopore defect structures. The expanded size pores provides suitable space homogeneously accommodating enzymes enhances interfacial contact with enzymes, as well reducing...

10.1002/adfm.202215192 article EN Advanced Functional Materials 2023-02-20

On-site quantitative analysis of pesticide is significant importance for addressing serious public health issues in clinical, food, and environmental settings. Herein, we designed a novel smartphone-assisted sensing platform on-site monitoring 2,4-dichlorophenoxyacetic acid (2,4-D) based on carbon dots/cobalt oxyhydroxide nanosheet (CDs/CoOOH) composite. In this work, red emissive CDs/CoOOH composite was proposed as signal indicator shielding background interference, enhancing...

10.1021/acs.analchem.0c03275 article EN Analytical Chemistry 2020-08-20

The synergistic effect of a stem cell factor and the local delivery system Col/APG + SCF hydrogel can reduce inflammatory response wounds promote proliferation migration, so as to accelerate healing wound.

10.1039/d1tb01163d article EN Journal of Materials Chemistry B 2021-01-01

Efforts toward the denovo design of artificial water channels have been made over last decades to understand selectivity transport through membranes and their applications in purification desalination. Currently, many insights are needed elucidate complex selective vs ion/proton mechanism Å-scaled channels. Generally, a narrow pore is required for driving off large ions or solutes selectively allowing only molecules enter then forming an uninterrupted single wire clusters within confined...

10.1016/j.ccr.2024.215973 article EN cc-by Coordination Chemistry Reviews 2024-05-21

Constructing artificial ion channels is a challenging task. Herein, the de novo design of transmembrane made up amphiphilic peptide–oligourea chimeric helices described. They consist an oligourea segment (7‐mer) attached to C‐terminus short peptide (8‐mer). Mass spectrometry (MS) and transmission electron microscopy (TEM) analyses show that in aqueous solution, two these chimeras (HPU‐E HPU‐N) independently form defined oligomeric structures. TEM also shows they fiber bundles. The third...

10.1002/smsc.202300352 article EN cc-by Small Science 2024-05-30

In the field of metallic material analysis, traditional wet chemical analysis is faced with some problems such as complex pretreatment process, large amount use on reagents and heavy labour burden, which means needs to be improved. To deal these problems, a non-weighing micro-reaction method was put forward in this study. First all, quantitative established independent sample weights solution volume. Element contents were calculated by signal intensity ratio content between elements measured...

10.2139/ssrn.5088543 preprint EN 2025-01-01

Stimuli-responsive drug delivery systems with reduced side effects offer promising prospects for cancer therapy. In this study, we developed an enzyme-responsive nanomedicine system based on extracellular matrix components (ECM) shelled mesoporous silica nanoparticles. The covalently conjugated ECM biomacromolecules, hyaluronic acid and collagen I, can not only enhance the biocompatibility of particles avoid early leakage, but also allow selective biodegradation triggered by hyaluronidase...

10.1021/acsbiomaterials.8b00327 article EN ACS Biomaterials Science & Engineering 2018-05-14

Abstract Benefiting from the distinct structural features, metal‐organic frameworks (MOFs) open new significant opportunities for biomacromolecule encapsulation to design biofunctional composites, whereas their biological activity and utilization efficiency remain challenging construction of advanced immunosensor. Herein, biomacromolecules are spatially encapsulated integration on cavity peptide‐mediated MOFs with controllable nanoarchitectures, which amplifies immunosensor signals via...

10.1002/adfm.202204130 article EN Advanced Functional Materials 2022-07-01

Mechanical stress following injury regulates the quality and speed of wound healing. Improper mechanotransduction can lead to impaired healing scar formation. Vimentin intermediate filaments control fibroblasts’ response mechanical lack vimentin makes cells significantly vulnerable environmental stress. We previously reported involvement exosomal in mediating Here we performed vitro vivo experiments explore effect wide-type knockout exosomes accelerating under osmotic condition. Our results...

10.3390/ijms22094678 article EN International Journal of Molecular Sciences 2021-04-28

In the context of global warming, drought is a crucial factor affecting agricultural production, especially for oasis farming areas northwestern China, where water resources are extremely scarce. To reveal response watermelon consumption (WC), yield, quality, and use efficiency (WUE) to deficit (WD) determine optimal mode irrigation in desert Hexi, we applied different WD treatments on field 2020 2021. The experiments employed two gradients light (l) moderate (m) during seedling (S), vine...

10.1016/j.agwat.2022.108103 article EN cc-by-nc-nd Agricultural Water Management 2022-12-20
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