Chunyan Liu

ORCID: 0000-0002-3298-8506
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Research Areas
  • Soybean genetics and cultivation
  • Legume Nitrogen Fixing Symbiosis
  • Mycorrhizal Fungi and Plant Interactions
  • Plant nutrient uptake and metabolism
  • Nematode management and characterization studies
  • Plant pathogens and resistance mechanisms
  • Plant Parasitism and Resistance
  • Plant-Microbe Interactions and Immunity
  • Fungal Biology and Applications
  • Genetic Mapping and Diversity in Plants and Animals
  • Plant Molecular Biology Research
  • Respiratory viral infections research
  • Plant Pathogens and Fungal Diseases
  • Pomegranate: compositions and health benefits
  • Agronomic Practices and Intercropping Systems
  • Blockchain Technology Applications and Security
  • Fungal Plant Pathogen Control
  • Horticultural and Viticultural Research
  • Plant Disease Resistance and Genetics
  • Garlic and Onion Studies
  • Soil Carbon and Nitrogen Dynamics
  • GABA and Rice Research
  • Plant Pathogenic Bacteria Studies
  • Privacy-Preserving Technologies in Data
  • Nanocluster Synthesis and Applications

Northeast Agricultural University
2013-2025

Shandong University of Science and Technology
2024-2025

Xinjiang Production and Construction Corps
2024-2025

Yangtze University
2014-2024

Lanzhou University of Technology
2012-2024

Sichuan Agricultural University
2018-2024

Heilongjiang Academy of Sciences
2024

Anhui Academy of Agricultural Sciences
2019-2024

Tsinghua–Berkeley Shenzhen Institute
2024

Harvard University
2024

We report a disproportionation mechanism identified in the transformation of rod-like biicosahedral Au38(SCH2CH2Ph)24 to tetrahedral Au36(TBBT)24 nanoclusters. Time-dependent mass spectrometry and optical spectroscopy analyses unambiguously map out detailed size-conversion pathway. The ligand exchange with bulkier 4-tert-butylbenzenethiol (TBBT) until certain extent starts trigger structural distortion initial structure, leading release two Au atoms eventually nanocluster which process...

10.1021/nn401971g article EN ACS Nano 2013-06-12

We have systematically studied the CO oxidation on various nanosized gold clusters with sizes ranging from 0.3 to 0.8 nm basis of density functional theory (DFT) calculations. A hitherto unreported trimolecular Langmuir-Hinshelwood (LH) mechanism is proposed, which offers new insights into fundamental for clusters. Specifically, we find that coadsorbed molecule at a unique triangular Au(3) active site can act as promoter scission an O-O bond, leading spontaneous formation (due extremely low...

10.1021/ja309460v article EN Journal of the American Chemical Society 2013-01-23

Atomic structure of a recently synthesized ligand-covered cluster Au(24)(SR)(20) [J. Phys. Chem. Lett., 2010, 1, 1003] is resolved based on the developed classical force-field divide-and-protect approach. The computed UV-vis absorption spectrum and powder X-ray diffraction (XRD) curve for lowest-energy isomer are in good agreement with experimental measurements. Unique catenane-like staple motifs predicted first time core-stacked thiolate-group (RS-) covered gold nanoparticles (RS-AuNPs),...

10.1021/ja208559y article EN Journal of the American Chemical Society 2012-01-15

Root-hair growth and development regulated by soil microbes is associated with auxin. In this background, we hypothesized that mycorrhizal fungal inoculation induces greater root-hair through stimulated auxin synthesis transport under water stress conditions. Trifoliate orange (Poncirus trifoliata) was inoculated an arbuscular (AM) fungus (Funneliformis mosseae) well-watered (WW) drought (DS) for 9 weeks. Compared non-AM seedlings, AM seedlings displayed significantly higher density, length,...

10.1038/s41598-018-20456-4 article EN cc-by Scientific Reports 2018-01-25

Plant roots are the first parts of plants to face drought stress (DS), and thus root modification is important for adapt drought. We hypothesized that arbuscular mycorrhizal (AM) exhibit better adaptation in terms morphology phytohormones under DS. Trifoliate orange seedlings inoculated with Diversispora versiformis were subjected well-watered (WW) DS conditions 6 weeks. AM exhibited growth performance significantly greater number 1st, 2nd, 3rd order lateral roots, length, area, average...

10.1038/srep41134 article EN cc-by Scientific Reports 2017-01-20

During July 2007-June 2015, we enrolled 4,225 hospitalized children with pneumonia in a study to determine the seasonality of respiratory syncytial virus (RSV) infection Beijing, China. We defined season as period during which >10% total PCRs performed each week were RSV positive. identified 8 distinctive seasons. On average, onset occurred at 41 (mid-October) and lasted 33 weeks, through 20 next year (mid-May); 97% all RSV-positive cases season. seasons 3-5 weeks earlier ≈6 longer subgroup...

10.3201/eid2506.180532 article EN cc-by Emerging infectious diseases 2019-04-24

The structure of a thiolate-protected Au44 cluster, [Au44(SR)28], is theoretically predicted via density functional theory calculations. Au44(SR)28 to contain "two-shell" face-centered-cubic type Au kernel and possess chirality. cluster validated by comparison optical absorption properties between previous experiments, as well energy evaluations. Based on the structure, magic stability understood from superatom electronic configuration formation unique double-helix network inside.

10.1021/ja409788k article EN Journal of the American Chemical Society 2013-11-25

The semiring chemistry of the Au25(SR)18, particularly its fragmentation mechanism and catalytic active site, is explored using density functional theory (DFT) calculations. Our calculations show that magically stable fragmental cluster, Au21(SR)14–, as detected in several mass spectrometry (MS) measurements Au25(SR)18–, contains a quasi-icosahedral Au13-core fully protected by four -SR-Au-SR- two -SR-Au-SR-Au-SR- staple motifs. A stepwise motifs on surface Au25(SR)18– proposed for first...

10.1021/ja404957t article EN Journal of the American Chemical Society 2013-11-05

Enhanced disease susceptibility1 (EDS1) and phytoalexin deficient4 (PAD4) are well-known regulators of both basal resistance (R) protein-mediated plant defense. We identified two EDS1-like (GmEDS1a/GmEDS1b) proteins one PAD4-like (GmPAD4) protein that required for signaling in soybean (Glycine max). Consistent with their significant structural conservation to Arabidopsis (Arabidopsis thaliana) counterparts, constitutive expression GmEDS1 or GmPAD4 complemented the pathogen defects eds1 pad4...

10.1104/pp.114.242495 article EN cc-by PLANT PHYSIOLOGY 2014-05-28

The data generated in the Industrial Internet of Things (IIoT) has important research value. In process sharing, privacy, security, and availability are issues that cannot be ignored. This paper proposes a blockchain privacy protection scheme based on zero-knowledge proof to realize secure sharing among owners, cloud service providers, semitrusted servers. First, method combining smart contract is used verify between owner provider under premise protecting privacy. Second, proxy reencryption...

10.1155/2022/1040662 article EN cc-by Wireless Communications and Mobile Computing 2022-02-23

The relevance of human parainfluenza viruses (HPIVs) to the epidemiology acute respiratory infections (ARI) in China is unclear. From May 2008 September 2010, 443 nasopharyngeal aspirates (NPAs) from hospitalized pediatric patients (age 1 93 months) Beijing were collected and screened for HPIVs other common by real-time RT-PCR. Sixty-two samples positive with 4 HPIV-2 58 HPIV-3, indicating that HPIV-3 was predominant virus present during study period. A phylogenetic tree based on all...

10.1371/journal.pone.0043893 article EN cc-by PLoS ONE 2012-08-28

BackgroundNo comprehensive analysis is available on the viral etiology and clinical characterization among children with severe acute respiratory infection (SARI) in China during 2009 H1N1 pandemic post-pandemic period. MethodsCohort of 370 hospitalized (1 to 72 months) SARI from May 2008 March 2010 was enrolled this study. Nasopharyngeal aspirate (NPA) specimens were tested by a commercial assay for 18 targets. The distribution its association character statistically analyzed. ResultsViral...

10.1371/journal.pone.0072606 article EN cc-by PLoS ONE 2013-08-22
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