搜索结果: 1-15 共查到“Chitosan”相关记录93条 . 查询时间(0.046 秒)
Rapid gelling, self-healing, and fluorescence-responsive chitosan hydrogels formed by dynamic covalent crosslinking
Debranched starch Chitosan Hydrogels Schiff base Microgels
2024/1/23
Chitosan hydrogels fabricated by covalent crosslinking exhibit tough mechanical properties and chemical stability. In this paper, debranched starch (DBS) is oxidized to dialdehyde debranched starch (D...
Rapid self-healing and self-adhesive chitosan-based hydrogels by host-guest interaction and dynamic covalent bond as flexible sensor
Conductive hydrogel Chitosan Poly(vinyl alcohol) Host-guest interactions Self-healing Self-adhesiveness Flexible strain sensor
2023/12/8
A sensor used to monitor tissue deformation requires good flexibility, stretchability, self-adhesion, cyto-compatibility, and?antibacterial property. Here, we prepared hydrogel sensor based on?O-carbo...
High-strength and self-healable poly (acrylic acid) /chitosan hydrogel with organic-inorganic hydrogen bonding networks
Self-healing hydrogel Hydrogen bonding Organic-inorganic
2023/12/8
Bentonite?is a natural clay mineral with high cationic exchange properties and plays an important role in organic-inorganic composite hydrogels. We report an organic-inorganic cross-linked self-healin...
Development of decellularized meniscus extracellular matrix and gelatin/chitosan scaffolds for meniscus tissue engineering
Meniscus extracellular matrix compressive elastic modulus cytotoxicity
2023/3/1
Meniscus tissue engineering has provided a great potential treatment for meniscal injuries. However, few scaffolds in meniscus tissue engineering have matched the mechanical properties of native menis...
Dietary chitosan affects metabolism of arachidonic acid in weaned piglets
cytosolic-phospholipase A2 prostaglandin E2 leukotriene B4 5-lipoxygenase cyclooxygenase-2 mRNA expression
2017/2/21
The effects of chitosan on immune function via arachidonic acid (AA) pathway in weaned piglets were investigated. A total of 180 piglets (Duroc × Yorkshire × Landrace) were randomly assigned to 5 diet...
Dietary chitosan-Cu chelate affects growth performance and small intestinal morphology and apoptosis in weaned piglets
CS-Cu villus morphology daily gain diarrhea incidence ileal epithelial cell antioxidant enzymes
2017/2/21
The effects of dietary chitosan-copper chelate (CS-Cu) on growth performance, diarrhea, intestinal morphology and epithelial cell apoptosis in weaned piglets was investigated. One hundred and sixty Du...
Evaluation of In Vivo Transfection Efficiency of Eudragit Coated Nanoparticles of Chitosan-DNA: A pH-sensitive System Prepared for Oral DNA Delivery
Gene Therapy Delivery of DNA Nanoparticles
2015/10/22
Background: Success of any gene therapy protocol relies mostly on using an efficient carrier to direct nucleic acid to the place of action. The system should also have transfection ability at release ...
Effects of chitosan on nitric oxide production and inducible nitric oxide synthase activity and mRNA expression in weaned piglets
serum mononuclear cell small intestine immune function lipopolysaccharide
2015/9/15
The effects of chitosan on nitric oxide (NO) production and inducible nitric oxide synthase (iNOS) activity and gene expression in vivo or vitro were investigated in weaned piglets. In vivo, 180 weane...
Effects of dietary supplementation of chitosan on immune and antioxidative function in beef cattle
dietary chitosan Simmental cattle humoral immunity
2015/7/7
The levels of IgM and IgA
tended to be increased (P < 0.1) by dietary CHI at later stage of the experiment; (2) the addition of 500 mg/kg CHI
in diets increased (P < 0.1) total superoxide dis...
Effects of chitosan supplementation on the growth performance, nutrient digestibility, and digestive enzyme activity in weaned pigs
dietary chitosan piglet body weight gain
2015/7/3
The present experiments were conducted to investigate the effects of dietary chitosan on growth performance, nutrient digestibility, and digestive enzyme activities in weaned pigs. A total of 180 wean...
Effects of Chitosan-oligosaccharide on diarrhoea in Hanwoo calves
Chitosan complete blood count chemistry screening plasma proteins diarrhoea calf
2015/4/15
The therapeutic effect of Chitosan-oligosaccharide (COS) on calf diarrhoea was investigated in Korean native (Hanwoo) calves (n = 86). The calves were divided into two groups; the untreated/control (n...
Nematicidal Activity of a Biopolymer Chitosan at Different Molecular Weights against Root-Knot Nematode, Meloidogyne incognita
biopolymer chitosan different molecular weight
2015/3/9
The nematicidal activity of four molecular weights (2.27 × 105
, 3.60 × 105
, 5.97 × 105
, and 9.47 × 105
g/mol) of
a biopolymer chitosan was assayed against the root-knot nematode, Meloidogyne...
Insecticidal Activity of Chitosans of Different Molecular Weights and Chitosan-metal Complexes against Cotton Leafworm Spodoptera littoralis and Oleander Aphid Aphis nerii
arthropod pests larval mortality biopolymer
2015/3/9
As an alternative to synthetic pesticides, chitosan has received much attention as a biopolymer active against
some agricultural pests. The, insecticidal activity of chitosans of four molecular weig...
Low Molecular Weight Chitosan-based Schiff Bases: Synthesis, Characterization and Antibacterial Activity
Chitosan-based Schiff Bases Synthesis
2016/6/2
In the present study, Chitosan Schiff Bases (CSBs) were synthesized via condensation reaction of Low Molecular Weight Chitosan (LMWC) with aromatic aldehydes including either benzaldehyde, p-chloroben...
Effects of Chitosan on Body Weight Gain, Growth Hormone and Intestinal Morphology in Weaned Pigs
Chitosan Weaned Pig GH IGF-I Small Intestine Morphological Structure
2016/5/12
The study was conducted to determine the effects of chitosan on the concentrations of GH and IGF-I in serum and small intestinal morphological structure of piglets, in order to evaluate the regulating...