CN102872105B - Application of Houttuynoid C in antibacterial medicine - Google Patents

Application of Houttuynoid C in antibacterial medicine Download PDF

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Publication number
CN102872105B
CN102872105B CN2012104191475A CN201210419147A CN102872105B CN 102872105 B CN102872105 B CN 102872105B CN 2012104191475 A CN2012104191475 A CN 2012104191475A CN 201210419147 A CN201210419147 A CN 201210419147A CN 102872105 B CN102872105 B CN 102872105B
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houttuynoid
application
antibacterial
compound
preparing
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CN102872105A (en
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朱磊磊
龚霞
吴俊华
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Rudong Wenyuan Investment And Development Co Ltd
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Nanjing University
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Abstract

The invention relates to application of Houttuynoid C in preparing an antibacterial medicine, belonging to the field of medicines. The Houttuynoid C has a strong effect on suppressing escherichia coli, pseudomonas fluorescens, staphylococcus aureus, proteusbacillus vulgaris and cryptococcus neoformans, thus the Houttuynoid C can be used as an antibacterial compound and is expected to be used in preparing related medicines. The application of Houttuynoid C in preparing an antibacterial medicine is disclosed for the first time; and since the skeleton type is a brand new one and the activity in suppressing bacterial activity is unexpectedly strong, the possibility of any other compound offering any inspiration does not exist, outstanding substantial characteristics are obtained, and an obvious progress is made in preventing and treating bacterial infection.

Description

The application of Houttuynoid C in anti-bacterial drug
Technical field
The present invention relates to the purposes of Houttuynoid C, relate in particular to the application of Houttuynoid C in the preparation anti-bacterial drug.
Background technology
Human health and lives in the enhancing serious threat of the diffusion of pathogenic bacterium and drug resistance thereof, antibacterials are widely used in acquired immune deficiency syndrome (AIDS) as routine administration, organ transplantation and Chronic consumptions are (such as cancer, diabetes, uremia etc.) treatment, although the antimicrobial agent of using clinically at present is (such as ketoconazole, amikacin, gentamycin, voriconazole, itraconazole, terbinafine, amphotericin, fluconazol etc.) better to the curative effect of skin and superficial place infection, but the cumulative toxicity of these antibacterials is stronger, usually cause lesions of liver and kidney, digestive tract stimulates, dizzy, irritated etc., become one of focus of current medicament research and development so seek the novel antibacterial medicine of mechanism of action uniqueness.
The compound H outtuynoid C that the present invention relates to is one and delivered (Chen in 2012, S. D. et al., 2012. Houttuynoid C_E, Anti-Herpes Simplex Virus Active Flavonoids with Novel Skeletons from Houttuynia cordata. Organic Letters 14 (7), 1772 – 1775.) New skeleton compound, this chemical compound has brand-new framework types, present purposes only relates to anti-herpes simplex virus activity (Chen, S. D. et al., 2012. Houttuynoid C_E, Anti-Herpes Simplex Virus Active Flavonoids with Novel Skeletons from Houttuynia cordata. Organic Letters 14 (7), 1772 – 1775.), belong to open first for the purposes of the Houttuynoid C that the present invention relates in the preparation anti-bacterial drug, because framework types belongs to brand-new framework types, and it is active unexpectedly strong for bacteriostatic, there is not the possibility that is provided any enlightenment by other chemical compounds, possess outstanding substantive distinguishing features, the control that is used for simultaneously the antibacterial infection obviously has significant progress.
Summary of the invention
The object of the invention is to:
The application of a kind of Houttuynoid C of the present invention in the preparation anti-bacterial drug is provided.
Described compound H outtuynoid C-structure is shown in formula I:
Figure BDA0000231833281
Houttuynoid C has the effect of very strong inhibition escherichia coli, fluorescent pseudomonas, Staphylococcus aureus, Bacillus proteus, neogenesis cryptococcus, so Houttuynoid C can be used as the chemical compound with antibacterial action, and be expected in the preparation antibacterials, be applied.
The purposes of Houttuynoid C in the preparation anti-bacterial drug belongs to open first, because framework types belongs to brand-new framework types, and it is active unexpectedly strong for bacteriostatic, there is not the possibility that is provided any enlightenment by other chemical compounds, possess outstanding substantive distinguishing features, the control that is used for simultaneously the antibacterial infection obviously has significant progress.
The specific embodiment
The preparation method of compound H outtuynoid C involved in the present invention is referring to document (Chen, S. D. et al., 2012. Houttuynoid C_E, Anti-Herpes Simplex Virus Active Flavonoids with Novel Skeletons from Houttuynia cordata. Organic Letters 14 (7), 1772 – 1775.).
The present invention is further detailed explanation by the following examples, but protection scope of the present invention is not subjected to any restriction of specific embodiment, but limited by claim.
Embodiment 1: the preparation of compound H outtuynoid C tablet involved in the present invention:
Get 20 and digest compound Houttuynoid C, add conventional adjuvant 180 grams of preparation tablet, mixing, conventional tablet machine are made 1000.
Embodiment 2: the preparation of compound H outtuynoid C capsule involved in the present invention:
Get 20 and digest compound Houttuynoid C, add conventional adjuvant such as starch 180 grams of preparation capsule, mixing is encapsulatedly made 1000.
Further specify its pharmaceutically active below by pharmacodynamic experiment.
Experimental example: Houttuynoid C antibacterial activity
Antibacterial activity test is to adopt the method for concentration dilution, measures triplicate at every turn, and the test pathogen has escherichia coli, fluorescent pseudomonas, Staphylococcus aureus, Bacillus proteus, neogenesis cryptococcus, and bacterial concentration is 10 5Individual/mL.Houttuynoid C initial concentration is 50.0 μ g/mL(5% dimethyl sulfoxide DMSO), gradient dilution to 0.098 μ g/mL, the bacterium liquid of equivalent volumes and specimen Mixed culture are in 96 orifice plates, the antibacterial culturing temperature is respectively 37 ℃, observe behind the incubation time 24h, if discovery is the sample lowest concentration of antimicrobial when not having bacterium colony to form, i.e. the MIC value.This experiment positive control is amikacin sulfate, and Houttuynoid C the anti-bacterial result sees Table 1.
The antibiotic MIC value of table 1 Houttuynoid C (μ g/mL)
Figure BDA0000231833282
Conclusion: Houttuynoid C has very strong antibacterial activity, and therefore Houttuynoid C of the present invention is expected to be used to prepare the novel antibacterial medicine.

Claims (1)

1.Houttuynoid C is in the application of preparation in the anti-bacterial drug, described compound H outtuynoid C-structure as Formula IShown in:
Figure 15709DEST_PATH_IMAGE001
Formula I.
CN2012104191475A 2012-10-27 2012-10-27 Application of Houttuynoid C in antibacterial medicine Active CN102872105B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103027907A (en) * 2012-11-19 2013-04-10 何晓涛 Application of Aphanamixoid A in preparation of antibacterial drugs

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102106813A (en) * 2009-12-25 2011-06-29 青岛康地恩药业有限公司 Sodium new neohouttuyfonate injection and preparation method and application thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102106813A (en) * 2009-12-25 2011-06-29 青岛康地恩药业有限公司 Sodium new neohouttuyfonate injection and preparation method and application thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Chen SD et al..Houttuynoids A-E
Houttuynoids A-E, Anti-Herpes Simplex Virus Active Flavonoids with Novel Skeletons from Houttuynia cordata;Chen, SD et al.;《ORGANIC LETTERS》;20120313;第14卷(第7期);1772-1775 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103027907A (en) * 2012-11-19 2013-04-10 何晓涛 Application of Aphanamixoid A in preparation of antibacterial drugs

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