Abstract:
The present invention relates to naramycin for suppression against bacterial blight of rice. More specifically, the present invention relates to the property of Actinomyces-originated naramycin of suppression against bacterial blight of rice. The naramycin according to the present invention has an inhibition activity against bacterial blight of rice, which enables the component to be used as an agricultural chemical or a fermentation product biotic pesticide including the material.
sepedonicus ) 검출용 프라이머 세트, 이를 이용한 클라비박터 미시가넨시 아종 스페도니쿠스의 검출방법, 이를 포함하는 클라비박터 미시가넨시 아종 스페도니쿠스 검출용 키트에 관한 것이다. 본 발명에 따른 프라이머 세트를 이용하면 감자 둘레썩음병의 원인균인 클라비박터 미시가넨시 아종 스페도니쿠스를 신속하고 정확하게 검출할 수 있어 감자 둘레썩음병의 감염 여부를 효과적으로 진단할 수 있으므로, 감자 둘레썩음병을 예방하고 방제하는데 기여할 수 있다.
Abstract:
PURPOSE: A novel compound isolated from Phomopsis lingicolla ssp. and a method for preparing the same are provided to develop antibiotics and to ensure antibacterial activity. CONSTITUTION: A novel compound is denoted by chemical formula 1. The compound of chemical formula 1 is obtained by isolating culture liquid of Phomopsis lingicolla ssp. or chemically synthesized. A method for preparing the compound of chemical formula 1 or derivative thereof comprises: a step of culturing Phomopsis lingicolla ssp. and isolating spawn lump from the culture liquid; a step of adding a polar solvent to the spawn lump and filtering to obtain a crude extract; a step of extracting the crude extract with non-polar solvent and decompressing; and a step of performing gel filtration chromatography and high performance liquid chromatography. A pharmaceutical formulation contains the compound of chemical formula 1 or pharmaceutically acceptable salt thereof as an active ingredient.
Abstract:
PURPOSE: An antimicrobial compound is provided to restrain the activity of peptide deformylase, and to have excellent antimicrobial activity. CONSTITUTION: An antimicrobial compound and pharmaceutically acceptable bases comprise the structure of chemical formula 10. An antimicrobial composition for treating or preventing infection due to bacterium comprises the compound and pharmaceutically acceptable carriers. The compound restrains the activity of peptide deformylase, and has high antimicrobial activity.
Abstract:
PURPOSE: A novel antibiotic activity compound and an antibiotic composition including thereof are provided to obstruct activity of Malonyl-CoA-acyl carrier protein transacylase(MCAT) and cell growth. CONSTITUTION: A novel antibiotic activity compound is represented by one of chemical formula 1 and 2. The compound obstructs activity of Malonyl-CoA-acyl carrier protein transacylase(MCAT). A pharmaceutical composition for preventing or treating infections by pathogens comprises the compound of the chemical formula 1 and 2, and a pharmaceutically acceptable carrier. The composition inhibits activity of microorganism lipogenesis. A stockfeed composition for prevention or treating infection includes the compound of the chemical formula 1 or 2 and a carrier which is acceptable in quellenkunde. An agricultural composition for preventing or treating infection includes the compound of the chemical formula 1 or 2 and a carrier which is acceptable in agricultural pharmacology.