CN103432116A - Application of Chukrasone B in medicament for treating tongue cancer - Google Patents

Application of Chukrasone B in medicament for treating tongue cancer Download PDF

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Publication number
CN103432116A
CN103432116A CN2013103853548A CN201310385354A CN103432116A CN 103432116 A CN103432116 A CN 103432116A CN 2013103853548 A CN2013103853548 A CN 2013103853548A CN 201310385354 A CN201310385354 A CN 201310385354A CN 103432116 A CN103432116 A CN 103432116A
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China
Prior art keywords
chukrasone
application
tongue cancer
tongue
preparation
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Pending
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CN2013103853548A
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Chinese (zh)
Inventor
黄蓉
王慧
吴俊艺
张广
江春平
吴俊华
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Nanjing University
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Nanjing University
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Priority to CN2013103853548A priority Critical patent/CN103432116A/en
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Abstract

The invention discloses application of Chukrasone B in preparation of medicaments for treating tongue cancer, and belongs to the technical field of novel application of medicaments. An in-vitro MTT (methyl thiazolyl tetrazolium) anticancer activity evaluation discovers that Chukrasone B has a remarkable inhibition effect on the growth of human tongue cancer cell strains Tca8113 and T6. Therefore, Chukrasone B can be used for preparing anti-tongue cancer medicaments, and has an excellent development application prospect. The application of Chukrasone B in preparation of medicament for treating tongue caner is disclosed for the first time, and the frame type belongs to a brand-new frame type, so that the inhibition activity of the Chukrasone B to tongue cancer cells is unexpectedly strong.

Description

The application of Chukrasone B in treatment carcinoma of tongue medicine
Technical field
The present invention relates to the new purposes of Compound C hukrasone B, relate in particular to the application of Chukrasone B in the anti-carcinoma of tongue medicine of preparation.
Technical background
Cancer is to one of disease of human life's health hazard maximum, and annual have a large amount of people to die from cancer.The research and development of cancer therapy drug are the focuses of study of pharmacy always.In antitumor drug, have 74% to be the natural product or derivatives thereof, as paclitaxel and derivant thereof are exactly the reasonable antitumor drug of effect clinically at present.Therefore, from natural product, searching anticancer compound or lead compound have great importance.
The Compound C hukrasone B the present invention relates to is one and within 2012, delivers (Liu, H.B.et al., 2012.Chukrasones A and B:Potential Kv1.2Potassium Channel Blockers with New Skeletons from Chukrasia tabularis.Organic Letters14 (17), 4438 – 4441.) New skeleton compound, this compound has brand-new framework types, current purposes only relates to potassium-channel and suppresses active, purposes for the Chukrasone B the present invention relates in preparation treatment carcinoma of tongue medicine belongs to open first, because framework types belongs to brand-new framework types, and its inhibition for Human Tongue Carcinoma Lines is active unexpectedly strong, there do not is the possibility that is provided any enlightenment by other compounds, possesses outstanding substantive distinguishing features, control for carcinoma of tongue simultaneously obviously has significant progress.
Summary of the invention
The invention provides the application of Compound C hukrasone B in preparing antitumor drug.
The present invention adopts following technical scheme: the application of Chukrasone B in the anti-carcinoma of tongue medicine of preparation, and the structural formula of Chukrasone B is as shown in formula I:
Formula I
The present invention finds by external MTT anti-tumor activity evaluation, and Chukrasone B also has significant inhibitory action to the growth of people's Human Tongue Carcinoma Lines strain Tca8113 and T6, suppresses the IC of this 2 strain Growth of Cells 50value is respectively 1.33 ± 0.21 μ M and 2.41 ± 0.31 μ M.Therefore, Chukrasone B can, for the preparation of anti-carcinoma of tongue medicine, have good development prospect.
The purposes of the Chukrasone B the present invention relates in preparation treatment carcinoma of tongue medicine belongs to open first, because framework types belongs to brand-new framework types, and its inhibition for Human Tongue Carcinoma Lines is active unexpectedly strong, there do not is the possibility that is provided any enlightenment by other compounds, possess outstanding substantive distinguishing features, the control for carcinoma of tongue simultaneously obviously has significant progress.
The present invention is further detailed explanation by the following examples, but protection scope of the present invention is not subject to any restriction of specific embodiment, but be limited by claim.
The specific embodiment
The preparation method of Compound C hukrasone B involved in the present invention is referring to document (Liu, H.B.et al., 2012.Chukrasones A and B:Potential Kv1.2Potassium Channel Blockers with New Skeletons from Chukrasia tabularis.Organic Letters14 (17), 4438 – 4441.).
The present invention is further detailed explanation by the following examples, but protection scope of the present invention is not subject to any restriction of specific embodiment, but be limited by claim.
Embodiment 1: the preparation of Compound C hukrasone B tablet involved in the present invention:
Get 20 and digest compound Chukrasone B, add conventional adjuvant 180 grams that prepare tablet, mix, conventional tablet machine is made 1000.
Embodiment 2: the preparation of Compound C hukrasone B capsule involved in the present invention:
Get 20 and digest compound Chukrasone B, add the conventional adjuvant for preparing capsule as starch 180 grams, mix, encapsulatedly make 1000.
Further illustrate its pharmaceutically active below by pharmacodynamic experiment.
Experimental example: adopt the growth inhibited effect of mtt assay assessing compound Chukrasone B to the strain of people's Human Tongue Carcinoma Lines
1. method: in the cell of growth logarithmic (log) phase: people's Human Tongue Carcinoma Lines strain Tca8113 and T6(buy from Chinese Academy of Sciences's cell bank) with 1.5 * 10 4the concentration kind is in 96 orifice plates.Suck original culture medium after cell culture 24h is adherent.Test is divided into blank group, drug treating group.Blank group is changed 1640 culture medium containing 10% hyclone; It is 100 μ M that the drug treating group is changed containing concentration, 50 μ M, 10 μ M, 1 μ M, 0.1 μ M, the culture medium of the ChukrasoneB of 0.01 μ M and 0.001 μ M.After cultivating 48h, add the MTT of concentration 5mg/mL, continue to be put in CO 2incubator is cultivated 4h, then suck 100 μ L supernatants along culture fluid top, add 100 μ L DMSO, 10min is placed in dark place, utilize microplate reader (Sunrise company product) to measure light absorption value (wavelength 570nm), and calculating the cell survival situation according to light absorption value, 6 repeating holes are established in each processing.Cell survival rate (%)=Δ OD drug treating/ Δ OD blank* 100.
2. result: Chukrasone B has significant inhibitory action to the growth of people's Human Tongue Carcinoma Lines strain Tca8113 and T6.This compound suppresses the IC of people Human Tongue Carcinoma Lines strain Tca8113 and T6 growth 50value is respectively: 1.33 ± 0.21 μ M and 2.41 ± 0.31 μ M.
By above-described embodiment, shown, Chukrasone B of the present invention has good inhibitory action to the growth of people's Human Tongue Carcinoma Lines strain Tca8113 and T6.Prove thus, Chukrasone B of the present invention has anti-carcinoma of tongue activity, can be for the preparation of anti-carcinoma of tongue medicine.

Claims (1)

1.Chukrasone the application of B in treatment carcinoma of tongue medicine, described Compound C hukrasone B structure as formula Ishown in:
Figure 2013103853548100001DEST_PATH_IMAGE001
formula I.
CN2013103853548A 2013-08-29 2013-08-29 Application of Chukrasone B in medicament for treating tongue cancer Pending CN103432116A (en)

Priority Applications (1)

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CN2013103853548A CN103432116A (en) 2013-08-29 2013-08-29 Application of Chukrasone B in medicament for treating tongue cancer

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1357311A (en) * 2001-12-20 2002-07-10 武汉大学 Medical application of ursolic acid

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1357311A (en) * 2001-12-20 2002-07-10 武汉大学 Medical application of ursolic acid

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HONG-BING LIU等: "Chukrasones A and B: Potential Kv1.2 Potassium channel blockers with new skeletons from chukrasia tabularis", 《ORGANIC LETTERS》, vol. 14, no. 17, 31 December 2012 (2012-12-31), pages 4438 - 4441 *

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Application publication date: 20131211