Qiqi Chen

ORCID: 0009-0008-8603-3482
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Research Areas
  • Ginseng Biological Effects and Applications
  • Pharmacological Effects of Natural Compounds
  • Phase-change materials and chalcogenides
  • Natural product bioactivities and synthesis
  • Chalcogenide Semiconductor Thin Films
  • Microencapsulation and Drying Processes
  • Coral and Marine Ecosystems Studies
  • Proteins in Food Systems
  • Advanced Semiconductor Detectors and Materials
  • Algal biology and biofuel production
  • Polysaccharides and Plant Cell Walls
  • Biocrusts and Microbial Ecology
  • Marine Sponges and Natural Products
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Coastal wetland ecosystem dynamics
  • Aquaculture disease management and microbiota
  • Microbial bioremediation and biosurfactants
  • Computational Drug Discovery Methods
  • Medicinal Plant Pharmacodynamics Research
  • Postharvest Quality and Shelf Life Management
  • Synthesis and biological activity
  • Microbial Natural Products and Biosynthesis
  • Constructed Wetlands for Wastewater Treatment
  • Seaweed-derived Bioactive Compounds
  • Rabbits: Nutrition, Reproduction, Health

Chinese Academy of Sciences
2023-2025

South China Sea Institute Of Oceanology
2023-2025

Institute of Oceanology
2023-2025

Guangxi University
2023-2025

Wuhan Botanical Garden
2024

Harbin Institute of Technology
2019-2024

Hefei University of Technology
2024

Shandong Agricultural University
2022-2024

Fujian Normal University
2024

Tokyo Metropolitan University
2023

Actinidia arguta, the most widely distributed and second cultivated species within genus, has distinguished difference from current kiwifruit in biological characters like small smooth fruit, rapid-softening excellent cold tolerance. Knowledge of adaptive evolution tetraploid genetic basis its important agronomic traits is still unclear. A chromosome-scale genome assembly an autotetraploid male A. arguta been generated. The was 2.77 Gb length with a contig N50 9.97Mb anchored into 116...

10.1016/j.xplc.2024.100856 article EN cc-by-nc-nd Plant Communications 2024-03-01

Soil erosion is a serious environmental problem that leads to land degradation and ecological imbalance, thereby eliciting extensive profound worldwide concern. Biological soil crusts (biocrusts) play crucial role in stabilization; however, the underlying microbial enzymatic mechanisms remain poorly understood. The present study aimed characterize carbonatogenic bacteria investigate of their carbonic anhydrase-induced carbonate crystals promoting shear strength within biocrusts. results...

10.3390/microorganisms13030523 article EN cc-by Microorganisms 2025-02-27

Panax ginseng, a traditional Chinese medicine with history spanning thousands of years, faces overexploitation and challenges related to extended growth periods. Tissue-cultured adventitious roots stem cells are alternatives wild field-cultivated ginseng. In this study, we assessed the in vitro xanthine oxidase α-glucosidase inhibitory activities saponin extracts among cultured cambial meristematic (CMC), ginseng (AGR), (CGR). The (XO) were determined by uric acid estimation p-NPG method,...

10.3390/nu16030443 article EN Nutrients 2024-02-02

Summary The effects of simulated gastrointestinal digestion on the content and antioxidant activity phenolics seven seaweeds were investigated: Two methods used – gastric fluid (SGF) intestinal (SIF) to mimic stomach upper environment. Results showed that SIF can significantly increase free phenolic all tested seaweeds. total increased in range from 4.16 17.24 mg GAE/g before 4.08 40.37 after digestion. seaweed‐bound was superior phenolics. Among varieties seaweeds, Sargassum thunbergii...

10.1111/ijfs.14860 article EN International Journal of Food Science & Technology 2020-10-19

Common ginsenosides can be transformed into rare through microbial fermentation, and some prevent Alzheimer's disease (AD). This study aimed to transform common solid-state fermentation of American ginseng stems leaves (AGSL) by an endophytic fungus explore whether fermented saponin extracts AD. The powders AGSL were in a solid state fungus. Total saponins extracted from products using the methanol extraction method. types analyzed liquid chromatography mass spectrometry (LC/MS). Aβ42...

10.3390/nu15234878 article EN Nutrients 2023-11-22

Summary In this study, four polyphenols (tea polyphenol, procyanidin, anthocyanin and gallic acid) were applied to crosslink with gelatin (G), in order explore the crosslinking mechanisms of polyphenol–gelatin hydrogels desirable properties its potential applications. The results showed that effect was affected by pH types concentration polyphenols. network on microscopic level ordered 0.075% polyphenol (anthocyanin, tea procyanidin). hydrogel exhibited highest system stability best...

10.1111/ijfs.16057 article EN International Journal of Food Science & Technology 2022-09-05

Some fungal endophytes isolated from P. ginseng may present a new method of obtaining saponins. This experiment aimed to optimize the total saponin yield produced through in vitro fermentation by an endophytic fungus and analyze its species fermented extract.Fermentation protocols were optimized with uniform design verified regression analysis maximize yield. The types under optimal conditions then identified analyzed using Liquid Chromatography-Mass Spectrometry.The Trametes versicolor...

10.3390/microorganisms11092331 article EN cc-by Microorganisms 2023-09-16

Summary This study aims to fabricate mineral‐loading nanocarriers using natural materials. The interaction patterns between ovalbumin (OVA) and four water‐soluble polyphenols, namely ferulic acid (FA), (‐)‐Epigallo‐catechin 3‐gallate (EGCG), gallic (GA) epicatechin (EC), were investigated. Results showed that the optimised conditions for preparing stable OVA–polyphenol complexes are at ratio of 4:1 pH 6, under which OVA–FA OVA–EGCG highest stability capacity among complexes. fluorescence...

10.1111/ijfs.15634 article EN International Journal of Food Science & Technology 2022-02-13

Coral diseases are significant drivers of global coral reef degradation, with pathogens dominated by Vibrio coralliilyticus playing a prominent role in the development diseases. phenotype, symbiotic microbial communities, and host transcriptional regulation have been well-established as factors involved determining disease resistance, but underlying mechanisms remain incompletely understood. This study employs high-throughput sequencing to analyse response hosts order evaluate resistance...

10.1186/s12866-024-03438-7 article EN cc-by-nc-nd BMC Microbiology 2024-08-02

Background: Endophytes from ginseng plants may produce saponins through in vitro fermentation, and some possess antioxidant activity. This study aimed to enhance the total saponin yield of an endophytic fungus isolated wild ginseng, determine types, explore whether extracts optimized fermentation protocols have Methods: Umbelopsis dimorpha strain NSJG was fermented liquid under different conditions. The types were analyzed by Liquid Chromatography/Mass Spectrometry (LC/MS). activity...

10.3390/fermentation10010009 article EN cc-by Fermentation 2023-12-21

In the study, <em>Lactobacillus plantarum</em> 18-2, <em>Leuconostoc citreum</em> 37 and 39, which were isolated from Inner Mongolia traditional dairy products, used to detect their biofilm formation ability by micro-titer plate assays. The results showed that biofilm-forming of three strains differed along with alteration nutritional environmental conditions. optimal conditions <em>L. 18-2 in pH5.6 MRS broth without any additives for 12 h at temperature 30°C Otherwise, was reported best...

10.19026/ajfst.13.3769 article EN Advance Journal of Food Science and Technology 2017-02-25

Summary Ovalbumin (OVA), due to its desirable physiochemistry properties and biocompatibility, has been widely adopted as bioactive compound carriers in the field of pharmacy food. This study explored interaction patterns between OVA three flavonoids, namely naringin, hesperidin anthocyanin, possibilities OVA–flavonoid complexes nanocarriers that entrap mineral substances. Results showed ovalbumin interacts with flavonoids through hydrophobic hydrogen bonding. The addition altered secondary...

10.1111/ijfs.15367 article EN International Journal of Food Science & Technology 2021-09-23

The addition reaction of interelement compounds with heteroatom-heteroatom single bonds to unsaturated under photoirradiation is an important method for the efficient and atom-economical construction carbon-heteroatom bonds. However, in practice, desired sometimes unable proceed as expected due low efficiency reactions or preferential polymerization compounds. In this study, by combining compound homologous heteroatom a catalyst, we succeeded suppressing attaining highly selective bond...

10.3390/molecules28062450 article EN cc-by Molecules 2023-03-07

Aflatoxin B1 is a natural carcinogenic mycotoxin. The biological detoxification of aflatoxin could result in less environmental pollution, more moderate conditions, and impact on food feed, be convenient than physical chemical methods. In this study, strain 13 with degradation activity (67.47 ± 1.44%) was isolated identified as Kocuria rosea. A uniform design applied to optimize the using software Data Processing System, quadratic polynomial stepwise regression model selected investigate...

10.3390/toxins15090520 article EN cc-by Toxins 2023-08-24

The presence of polycyclic aromatic hydrocarbons (PAHs) in soil poses a significant global environmental concern, particularly coastal wetlands. Mangrove ecosystems exhibit enormous potential purification; however, the underlying mechanisms involved degradation pollutants (e.g., PAHs) remain ambiguous. In present investigation, pot experiment was conducted with addition pyrene to evaluate effect radial oxygen loss (ROL) from roots on PAH using three mangrove seedlings (Rhizophora stylosa,...

10.3390/plants12213711 article EN cc-by Plants 2023-10-28

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10.2139/ssrn.4731917 preprint EN 2024-01-01
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