The physiochemical and preservation properties of fish sarcoplasmic protein/chitosan composite films containing ginger essential oil emulsions

2020 ◽  
Vol 43 (10) ◽  
Author(s):  
Luyun Cai ◽  
Yaru Wang ◽  
Ailing Cao
2014 ◽  
Vol 46 (7) ◽  
pp. 422-429 ◽  
Author(s):  
Madathil Sunilkumar ◽  
Ambalakkandy Abdul Gafoor ◽  
Abdulaziz Anas ◽  
Areepuravan Parakkal Haseena ◽  
Athiyanathil Sujith

2021 ◽  
Vol 27 ◽  
pp. 102169
Author(s):  
Guilherme E. de O. Blanco ◽  
Clóvis W.O. de Souza ◽  
Marcela P. Bernardo ◽  
Martin Zenke ◽  
Luiz H.C. Mattoso ◽  
...  

2015 ◽  
Vol 804 ◽  
pp. 179-182 ◽  
Author(s):  
Piyapong Pankaew ◽  
Pattarinee Klumdoung ◽  
Kittisakchai Naemchanthara

Silk sericin/chitosan composite films were successfully prepared for possible future wound dressing applications. To prepare the chitosan, shrimp shells were first washed and finely ground to obtain a fine powder before extracting the chitosan using a chemical reaction method. The sericin was extracted from Thai raw cocoons of Bombyx mori silk worm via boiling and drying. To prepare the silk sericin/chitosan composite films, the silk sericin and chitosan solutions with varying volume ratios were mixed in a magnetic stirrer for 30 minutes. They were then dropped on to a plastic mold. The sample was dried at a temperature of 50 °C. The prepared composite films were characterized using UV-VIS spectroscopy, Fourier transform infrared spectroscopy (FT-IR) and scanning electron microscope (SEM). The results from our studies could provide a method for future composite film development.


Author(s):  
Shuzhi Li ◽  
Jingyang Zhou ◽  
Yanan Wang ◽  
Anguo Teng ◽  
Kai Zhang ◽  
...  

AbstractEmulsion is an efficient encapsulation tool for enhancing the functional properties of essential oils (EOs). Herein, two two-dimensional cinnamon essential oil emulsions (from micro- to nanoscales) were emulsified by hydroxypropyl methylcellulose, and their antimicrobial and physicochemical properties were investigated. For the models of Escherichia coli CGMCC 1.0907, Salmonella enterica subsp. Enterica serovar Typhi (CICC 10867), Staphylococcus aureus CGMCC 1.0089, and Listeria monocytogene CGMCC 1.9144, the minimum inhibitory concentration (MIC) of the nanoemulsion was 31.25 μL/mL compared to that of the microemulsion (62.5–125 μL/mL) and pure oil (125–250 μL/mL), indicating the superiority of nanoemulsion as an antibacterial agent. The results showed that the highest activity was seen in the gram-positive L. monocytogenes whereas the lowest was in the gram-negative S. enterica. The identified properties of HPMC (hydroxypropyl methylcellulose) provide the potential for emulsifying and enhancing essential oils in light industries, especially for food processing.


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