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Applicationof warangalone to preparation of cervical cancer preventing and/or treating drug

A technology of climbing deer isoflavone and cervical cancer, which is applied in the field of application of climbing deer isoflavone in the preparation of drugs for preventing and/or treating cervical cancer, and can solve the problems of unclear molecular mechanism and unclear effect of inhibiting tumor cells , to achieve the effect of safe and reliable ingredients and great application prospects

Inactive Publication Date: 2017-10-10
JINAN UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Plant natural products have always played an important role in the development of new drugs for the treatment of malignant tumors. Climbing deer isoflavone (Warangalone in English) is an isoflavone compound isolated from Fructus Maclurae Tricuspidatae. Studies have found that it has good antioxidant activity and has a good inhibitory effect on breast cancer cells MDA-MB-231 and MCF-7, but the molecular mechanism of inhibiting tumor cells is not clear
And it is not clear whether it has a better effect on other tumor cells

Method used

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  • Applicationof warangalone to preparation of cervical cancer preventing and/or treating drug
  • Applicationof warangalone to preparation of cervical cancer preventing and/or treating drug
  • Applicationof warangalone to preparation of cervical cancer preventing and/or treating drug

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] Example 1 Warangalone anti-tumor activity in vitro

[0027] The half-inhibitory concentration (IC) of cells 50 ) is one of the commonly used methods for evaluating the ability of drugs to inhibit tumor proliferation. The present invention selects 8 kinds of human normal cells and tumor cells derived from different tissues to detect the anti-tumor ability of Warangalone, and uses the MTT method to measure the effect of Warangalone on cell proliferation. The drug action time is 72h, and the results are shown in Table 1: HeLa Human cervical cancer cells, HepG2 human liver cancer cells, M321 and MCF-7 human breast cancer cells, LO2 normal human liver cells, and chem-5 normal brain glial cells. The growth of tumor cells treated with Warangalone was inhibited to varying degrees. Through analysis, it can be seen that the IC of Warangalone on several different tumor cells of cervical cancer, breast cancer and liver cancer 50 The range is between 13.3-29.6 μ M, which is signif...

Embodiment 2

[0030] Example 2 Time Effect of Warangalone on HeLa Cell Proliferation Inhibition

[0031] MTT method was used to evaluate the growth of HeLa cells with different concentrations of Warangalone (0, 5, 10, 15, 20, 25, 30 μM) for 12h, 24h, 48h and 72h. The result is as figure 1 As shown, the growth inhibitory effect of Warangalone on HeLa cells was dose-dependent, and the IC of the inhibitory effect on HeLa cell proliferation at 12h, 24h, 48h and 72h 50 The values ​​were 37.82±0.42μM, 20.97±0.55μM, 17.38±0.44μM, 13.31±0.26μM, and Warangalone's effect on HeLa cells for 48 hours was more obvious in apoptosis.

Embodiment 3

[0032] Embodiment 3 Warangalone changes HeLa cell morphology

[0033] HeLa in the logarithmic phase was spread in a 6-well plate. After the cells adhered to the wall, different concentrations of drugs were added to act for 24 hours and 48 hours respectively. The morphology of the cells was observed and photographed under an inverted microscope. Such as figure 2 As shown, compared with the cells of the blank control group, with the increase of the drug concentration of Warangalone, the HeLa cells not only decreased in number, but also changed their shape significantly with the increase of the concentration. The shape change of the low concentration of 10μM cells is not obvious, but the number of cells is reduced; at 20μM, the shape of most cells changes, from diamond to spindle and round, and the ability to adhere to the wall decreases; at 30μM, most of the cells are round , the light transmittance increases and gradually falls off from the wall. The results showed that Wara...

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Abstract

The invention provides a novel applicationof warangalone to preparation of a cervical cancer preventing and / or treating drug. The structural formula of the warangalone is shown in the description, and the warangalone can selectively inhibit cervical cancer cells, contains safe and reliable components, has time-dose dependence and has greater application prospect in drug development.

Description

technical field [0001] The invention belongs to the technical field of compound application, and more specifically relates to the application of climbing degeria isoflavone in the preparation of drugs for preventing and / or treating cervical cancer. Background technique [0002] Cervical cancer is one of the main malignant tumors that endanger women's health. Its incidence rate in female tumors is second only to breast cancer. However, existing antineoplastic drugs still have disadvantages such as high toxicity and low curative effect. And anti-cervical cancer drugs with less toxic and side effects are of great significance. [0003] Plant natural products have always played an important role in the development of new drugs for the treatment of malignant tumors. Climbing deer isoflavone (Warangalone in English) is an isoflavone compound isolated from Fructus Maclurae Tricuspidatae. Studies have found that it has good antioxidant activity, and has a good inhibitory effect on ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K31/352A61P35/00
CPCA61K31/352
Inventor 白卫滨孙建霞王丽芳胡云峰蒋鑫炜李晓玲焦睿田灵敏蓝平
Owner JINAN UNIVERSITY