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Study on Antibacterial Effect of Aloe Extract: Material and Method

  • Categories:Industry News
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  • Time of issue:2019-04-29 13:10
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(Summary description)It can be seen from Table 1 that the antibacterial effect of aloe juice on Staphylococcus aureus is leaf>leaf root>tip; the antibacterial effect against Escherichia coli is leaf root>leaf leaf tip; the antibacterial effect on Aspergillus niger is leaf Root > leaf tip > leaf. Aloe vera juice showed a certain antibacterial effect against Staphylococcus aureus, Escherichia coli and black truffle, and the antibacterial effect on the drunken mother was not obvious. The test results show that the aloe extract has good antibacterial effect, and the antibacterial effect against bacteria and mold is comparable to that of sodium benzoate, but the antibacterial effect on the brewed yeast is not obvious, indicating that eukaryotes are sensitive to aloe bacteriostatic substances. Not very sexual. In general, aloe vera juice has better antibacterial effect than sodium benzoate.

Study on Antibacterial Effect of Aloe Extract: Material and Method

(Summary description)It can be seen from Table 1 that the antibacterial effect of aloe juice on Staphylococcus aureus is leaf>leaf root>tip; the antibacterial effect against Escherichia coli is leaf root>leaf leaf tip; the antibacterial effect on Aspergillus niger is leaf Root > leaf tip > leaf. Aloe vera juice showed a certain antibacterial effect against Staphylococcus aureus, Escherichia coli and black truffle, and the antibacterial effect on the drunken mother was not obvious. The test results show that the aloe extract has good antibacterial effect, and the antibacterial effect against bacteria and mold is comparable to that of sodium benzoate, but the antibacterial effect on the brewed yeast is not obvious, indicating that eukaryotes are sensitive to aloe bacteriostatic substances. Not very sexual. In general, aloe vera juice has better antibacterial effect than sodium benzoate.

  • Categories:Industry News
  • Author:
  • Origin:
  • Time of issue:2019-04-29 13:10
  • Views:
Information
2 Results and analysis
 
2.1 Antibacterial effect of aloe vera juice on test bacteria The antibacterial effect of aloe vera juice on test bacteria is shown in Table 1.

Study on Antibacterial Effect of Aloe Extract: Material and Method

 

It can be seen from Table 1 that the antibacterial effect of aloe juice on Staphylococcus aureus is leaf>leaf root>tip; the antibacterial effect against Escherichia coli is leaf root>leaf leaf tip; the antibacterial effect on Aspergillus niger is leaf Root > leaf tip > leaf. Aloe vera juice showed a certain antibacterial effect against Staphylococcus aureus, Escherichia coli and black truffle, and the antibacterial effect on the drunken mother was not obvious. The test results show that the aloe extract has good antibacterial effect, and the antibacterial effect against bacteria and mold is comparable to that of sodium benzoate, but the antibacterial effect on the brewed yeast is not obvious, indicating that eukaryotes are sensitive to aloe bacteriostatic substances. Not very sexual. In general, aloe vera juice has better antibacterial effect than sodium benzoate.
 
2.2 Thermal stability test results The thermal stability results of aloe vera juice inhibition are shown in Table 2.

 

Study on Antibacterial Effect of Aloe Extract: Material and Method

 

 It can be seen from Table 2 that for various strains, the thermal stability of the aloe vera juice is good, and even the heat-treated aloe juice still retains good antibacterial ability.

 
3 Discussion
 
1) When the filter paper method is used to determine the inhibitory effect of aloe vera juice on various common bacteria, the results are very different. This may be due to the low antimony content of the effective antibacterial ingredients in natural aloe vera juice. According to reports, aloe contains emodin, aloe bitterin and aloin eight, of which the main antibacterial effect is aloin eight, while aloe vera is a high molecular glycoprotein, which can only make 0.026g aloe vera per kilogram of aloe vera. White powder. Therefore, when measured by the filter paper method, the aloe vera A adsorbed on the filter paper sheet is very limited, and no obvious bacteriostatic phenomenon is observed.
 
2) It is reported that aloe vera has different degrees of inhibition on various epidermal bacteria and dermatophytes, and the size of its antibacterial effect remains to be further studied.
 
3) The active ingredient of aloe vera juice has strong heat resistance. After high temperature treatment, its antibacterial effect is weakened, but it is not lost. According to this feature, appropriate process can be used in the process to avoid garbage. Preserve the active ingredients in aloe vera juice.
 
4) The antibacterial effect of aloe vera may be caused by its symbiotic fungi. According to the data, 88 endophytic fungi isolated from aloe vera were screened for antifungal active substances. The results showed that 35 aloe vera endophytic fungi were One or more skin-borne fungi have growth-inhibiting effects, suggesting that the aloe endophytic fungal population can provide basic conditions for humans to find new anti-pathogenic microbial active substances. Aloe vera contains a large number of symbiotic fungi, and it is reasonable to believe that aloe vera bacteriostatic substances, such as some steroids accumulated in aloe vera, may be produced by chemical mites.
 
The secretion and metabolism of some fungi, the distribution of various fungi, the different concentration distribution of different bactericidal substances may lead to the difference in the antibacterial effect of various parts of aloe, but the specific mechanism remains to be proved by further experiments.
 
5) Aloe vera juice has good growth inhibition effect on most of the positive and negative bacteria and some of the bacteria, and the required antibacterial concentration is low. The value of 9 is wide and the thermal stability is strong. The antibacterial effect is slightly lower than that of sodium benzoate, and there is no obvious inhibitory effect on drunk mother. When aloe vera is mixed with other foods to produce health foods, the synergistic effect of antibacterial ingredients and food ingredients remains to be studied, and medicinal and health care functions need to be applied and developed.
 
6) The test results show that although the aloe extract has strong antibacterial activity against a variety of bacteria and molds, it does not inhibit the drunkenness of the wine, which shows a unique selectivity, using this unique selectivity, Whether aloe vera can be used as a natural and effective additive remains to be studied.

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