Longchen Shang

ORCID: 0000-0003-1761-3308
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Research Areas
  • Polysaccharides Composition and Applications
  • Polysaccharides and Plant Cell Walls
  • Food composition and properties
  • Microbial Metabolites in Food Biotechnology
  • Proteins in Food Systems
  • Magnesium Alloys: Properties and Applications
  • Aluminum Alloys Composites Properties
  • Electrospun Nanofibers in Biomedical Applications
  • Nanocomposite Films for Food Packaging
  • Selenium in Biological Systems
  • Diet and metabolism studies
  • Aluminum Alloy Microstructure Properties
  • Hydrogen Storage and Materials
  • Phytochemicals and Antioxidant Activities
  • Regulation of Appetite and Obesity
  • Molecular Spectroscopy and Structure
  • Bone health and osteoporosis research
  • Vanadium and Halogenation Chemistry
  • Silk-based biomaterials and applications
  • Chemical and Physical Properties in Aqueous Solutions
  • Agricultural Engineering and Mechanization
  • Gastrointestinal motility and disorders
  • Seaweed-derived Bioactive Compounds
  • Thermal and Kinetic Analysis
  • Dental Erosion and Treatment

Minzu University of China
2022-2024

Enshi Tujia and Miao Autonomous Prefecture Academy of Agricultural Sciences
2022-2024

Huazhong Agricultural University
2019-2024

McGill University
2007-2011

Chinese Academy of Sciences
2006

The effect of meal viscosity imparted by the konjac glucomannan on gastric emptying was explored with a human simulator, which followed consumer test to reveal relationship between and satiating capacity.

10.1039/d0fo01104e article EN Food & Function 2020-01-01

Oligosaccharides from the plant Amorphophallus konjac were potentially effective in menopausal osteoporosis due to their prebiotic attributes. The present work mainly studied regulation of oligosaccharides (KOS) on bone loss. Experiments carried out ovariectomized (OVX) rats, and various contents KOS correlated with diet. After 3 months treatment, degree was determined by mineral density femoral microarchitecture. research data showed that 8% dietary significantly alleviated loss OVX as it...

10.1021/acs.jafc.4c00281 article EN Journal of Agricultural and Food Chemistry 2024-03-29

Dietary fiber has been widely used in designing foods with a high satiating capacity, as the use of satiety-enhancing food is considered to be promising strategy for combating obesity and overweight condition. In present study, partially degraded konjac glucomannan (DKGM) diets different water-holding capacities, swelling viscosities were feed rats investigate effects fiber's physical properties regulating appetite response animals. The results showed that mass water content gastrointestinal...

10.3390/foods12040743 article EN cc-by Foods 2023-02-08

To develop biodegradable, sustainable, and environment-friendly functional food-packaging materials, gelatin/zein/glucose nanofibers were fabricated through air-assisted electrospinning then crosslinked by the Maillard reaction under mild conditions (60 °C 50% relative humidity) in this study. Compared to traditional electrospinning, increased yield of 10 times, average diameter from 263 nm 664 nm, while airflow facilitated uniform smooth nanofiber formation. During 0-5 days, showed no...

10.3390/foods12030451 article EN cc-by Foods 2023-01-18

This study aimed to investigate the beneficial effect of konjac oligosaccharides (KOS) on bone health in calcium-deficient mice. During experimental period, low-calcium diet-fed mice were administered with calcium chloride simulate daily supplementation. Meanwhile, different levels KOS intervened by adding them into diet. After 8 weeks, balance status, mass parameters, and gut environment modulation evaluated. The results showed that dietary intervention alleviated negative balance,...

10.1021/acs.jafc.0c07839 article EN Journal of Agricultural and Food Chemistry 2021-04-09

This study assessed the nutritional profile of camellia oil through its fatty acid composition, highlighting high oleic content (81.4%), followed by linoleic (7.99%) and palmitic acids (7.74%), demonstrating excellence as an edible source. The impact beeswax (BW) glycerol monolaurate (GML) on oleogels was investigated, revealing that increasing BW or GML concentrations enhanced hardness springiness, with 10% oleogel exhibiting highest springiness. FTIR results suggested structure formed...

10.3390/molecules29133192 article EN cc-by Molecules 2024-07-04

Mealworms (Tenebrio molitor) are protein-rich edible insects that have been regarded as novel food ingredients. In this study, high-gluten wheat flour was formulated with dried mealworm powder at various levels (0%, 5%, 10%, 15%, and 20%) to study its influence on the pasting, farinograph, extensograph properties microstructure of dough. A subsequent decrease in pasting parameters observed due starch dilution. The water absorption, dough development time, stability time decreased gradually...

10.3390/foods11244057 article EN cc-by Foods 2022-12-15

In this study, the extraction conditions for selenium-enriched rape protein (SEP) were optimized by applying a response surface methodology (RSM) and artificial neural network (ANN) model, then, optimal obtained using genetic algorithm (GA). Then, antioxidant power of SEP was examined DPPH, ABTS, CCK-8 (Cell Counting Kit-8), its anticancer activities explored conducting cell migration test. The results showed that compared with RSM ANN model more accurate higher determination coefficient...

10.3390/foods11233823 article EN cc-by Foods 2022-11-27

Understanding the correlations between dietary fibers' physical properties and postprandial appetite response helps to design novel functional products with satiety enhancing capability. In present study, partially degraded konjac glucomannan (Pd-KGM) was obtained by applying heterogeneous hygrothermal degradation method, its flow behavior studied for guiding preparation of sols equi-concentration but differed in viscosity. The appetite-regulating effects derived from sol viscosity were...

10.1016/j.fhfh.2021.100026 article EN cc-by-nc-nd Food Hydrocolloids for Health 2021-01-01

The physical characteristics of chyme during gastrointestinal digestion are considered to significantly affect nutrient and absorption (such as glucose diffusion), which has an impact on postprandial satiety. present study aims analyze the hydration rate (HR) rheological properties deacetylated konjac glucomannan (DKGM) at different degrees then explore their effects rice texture, digestive properties, subjects’ post-meal appetite. results show that, deacetylation degree (DD) KGM increased,...

10.3390/molecules29071681 article EN cc-by Molecules 2024-04-08

In the context of increasing prevalence overweight and obesity worldwide, satiety-enhancing foods may help people control their energy intake weight. this study, an advanced near-real human gastric simulator equipped with a dynamic in vitro stomach-IV (DIVHS-IV) system was used to determine digestion retention ratio konjac flour (KF)/sodium caseinate (SC) mixtures different ratios.The apparent viscosity, viscoelastic properties, confocal laser scanning microscopy (CLSM) digested products...

10.1002/jsfa.11934 article EN Journal of the Science of Food and Agriculture 2022-04-15

A new form of konjac fiber can instantaneously expand in the digestive tract and inhibit digestion chyme.

10.1039/d3fo03814a article EN Food & Function 2023-11-16

Electrospinning biopolymer nanofibers have emerged as promising candidates for food packaging applications. In this study, dextran/zein were fabricated using electro-blown spinning and subsequently cross-linked via the Maillard reaction (MR) at 60 °C 50% relative humidity. Compared to traditional electrospinning, introduction of air-blowing improved sample preparation speed by 10 times. SEM analysis revealed that nanofiber morphology remained stable upon MR treatment 24 h. FTIR spectroscopy...

10.3390/foods13132040 article EN cc-by Foods 2024-06-27
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