Application of complanatoside in preparation of medicine for treating skin inflammation

A technology of skin inflammation and sagarin, applied in the field of biomedicine, can solve the problems of lack of research on active ingredients, small toxic and side effects, and low dosage

Pending Publication Date: 2021-09-10
WUYI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although many studies have shown that natural medicines have a certain relieving effect, there is a lack of research on their specific active ingredients, so it is urgent t

Method used

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  • Application of complanatoside in preparation of medicine for treating skin inflammation
  • Application of complanatoside in preparation of medicine for treating skin inflammation
  • Application of complanatoside in preparation of medicine for treating skin inflammation

Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0032] Example 1 Effect of different concentrations of Shayuan glycosides on HACAT cell activity was determined by MTT method

[0033] 1, experimental method

[0034] HACAT cells were digested from the culture flask with trypsin, centrifuged for 3 min, adding a cell suspension in DMEM medium containing 10% FBS and 1% antibiotic to inoculate concentration 5 × 10 4 The concentration of / ml is inoculated on a 96-well plate (100 μL / hole), placed in 5% CO 2 In the incubator at 37 ° C for 24 hours. The concentration of Shayuanzide was 1 μm, 5 μm, 10 μm, 20 μm, 40 μm, 60 μm, 80 μm, and 5 additional holes were provided for each concentration. 5% co 2 After 24 hours of culture at 37 ° C, the culture solution was taken out, and 150 μl of serum-free medium was added to the MTT solution (0.5 mg / ml) of the MTT (0.5 ml) of serum-free medium; after further culturing 4 h, it was carefully sued into the pore culture medium. 150 μl of DMSO was added to each well, and it was allowed to stand fo...

Example Embodiment

[0037] Example 2 Effect of HACAT Cell Activity of 24H, 48H and 72H for 24 h, 48h and 72h were determined by MTT method

[0038] 1, experimental method

[0039] HACAT cells were digested from the culture flask with trypsin, centrifuged for 3 min, adding a cell suspension in DMEM medium containing 10% FBS and 1% antibiotic to inoculate concentration 5 × 10 4The concentration of / ml is inoculated on a 96-well plate (100 μL / hole), placed in 5% CO 2 In the incubator at 37 ° C for 24 hours. Aspirated broth added to each well 100μL of serum-free medium for 24h, the culture medium was aspirated, in combination with inflammatory cytokines interleukin -6 (20ng / mL), tumor necrosis factor -α (40ng / mL) and interferon [gamma] ( 80ng / mL) combined HaCaT cells stimulated provided complanatus sub glycoside concentration 1μM, 5μM, 10μM, 20μM, the concentration of each of 5 wells is provided. 5% co 2 , 37 [deg.] C culture 24h, 48h, and 72h after carefully aspirated out of the culture medium,...

Example Embodiment

[0044] Example 3 Different concentrations embodiment complanatus sub-glucoside treated cells Effect of the level of IL-1β treatment of inflammatory cytokines composition

[0045] 1, experimental method

[0046] The HaCaT keratinocytes (1 × 10 6 Cells / well) were seeded in 6 well plates, placed in 5% CO 2 , In 37 ℃ incubator for 24 hours, the cells adhered to the plate. With inflammatory cytokines interleukin -6 (20ng / mL), a combination of tumor necrosis factor -α (40ng / mL) and interferon -γ (80ng / mL) stimulated HaCaT cells, provided the concentration of glycosides complanatus sub 1μM, 5μM , 10μM, 20μM, cells were treated for 24 hours. Follow the instructions of ELISA kits, with which the level of the culture supernatant was measured IL-1β is.

[0047] 2, experimental results

[0048] like Figure 5 Shown, 1.0uM, 5.0uM, 10.0uM 20.0uM and the sub complanatus glycosides reduces IL-1β levels of, respectively, with statistical significance p <0.05, p <0.01, p <0.01 and p <0.001. ...

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Abstract

The invention relates to the technical field of biological medicines, in particular to application of complanatoside in preparation of a medicine for treating skin inflammation. The research finds that various inflammatory cytokines can induce skin cell inflammatory response, so that the levels of IL-1beta, ROS and CCL22 are obviously increased; and the levels of IL-1beta, ROS and CCL22 can be reduced by treating HaCaT cells with the complanatoside, the inflammatory reaction induced by the combination of inflammatory cytokines can be inhibited, and a new way is provided for research and development of new drugs for resisting skin inflammation induced by various inflammatory cytokines.

Description

technical field [0001] The invention relates to the technical field of biomedicine, in particular to the application of sagirin in the preparation of medicines for treating skin inflammation. Background technique [0002] The skin covers the surface of the body and is the first important barrier to protect the body from external damage. Skin damage can take many forms. The term "cytokine storm" was first coined in 1993 to describe graft-versus-host disease. A cytokine storm occurs when the immune system is overactivated by infection, drugs, or other stimuli, leading to elevated levels of cytokines (interferons, interleukins, chemokines, cerebrospinal fluid, tumor necrosis factor, etc.). Cytokines are released into the circulation with widespread and deleterious effects on multiple organs. It is well known that inflammatory cytokines are involved in the pathogenesis of inflammatory skin lesions. [0003] There have been many reports of skin lesions in COVID-19 patients aro...

Claims

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Application Information

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IPC IPC(8): A61K31/7048A61K36/481A61P17/00A61P29/00
CPCA61K31/7048A61K36/481A61P17/00A61P29/00
Inventor 王潇郑希李冬利徐学涛张焜盛钊君吴盼盼刘文锋任想吴萌硕
Owner WUYI UNIV
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