• 제목/요약/키워드: phathogenic

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"동의보감(東醫寶鑑)" 중 갈근(葛根)이 주약(主藥)으로 배오(配伍)된 방제(方劑)의 활용(活用)에 대한 고찰(考察) (Literature on Applications of Prescriptions Including Pueraria Thunbergiana Bentham in Dongueibogam)

  • 전경혜;국윤범
    • 대한한의학방제학회지
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    • 제17권1호
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    • pp.29-43
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    • 2009
  • This report carried out to study 59 prescriptions related to the use of Pueraria thunbergiana bentham in Dongueibogam This study is based on Dongueibogam which has been widely used for herbal clinic in Korea. And this study is investigated to make sure of the range of treatment, nature of disease, the pathology and the dosage of Pueraria thunbergiana bentham in Dongueibogam. The following conclusions were reached through investigations on the prescriptions that used in Dongueibogam as a various role. 1. The prescriptions that Pueraria thunbergiana bentham was taken as a 15 for monarchy, 15 for attendant, 11 for assistance and valet herb are utilized for therapeutic treatments such as cough, fever etc, mainly Sanghan syndromes in the chapter of Wind. 2. The Pueraria thunbergiana bentham was also utilized as a key ingradients in the chapter of Eye and Onyeok epidemic. 3. The most frequent mass of the Pueraria thunbergiana bentham when used as a monarchy herb is 2jeon, and the standard limited range of adding Pueraria thunbergiana bentham to medical prescription is 7pun$\sim$5jeon per dose. But, when used as a attendant herb, an typical and regular adding dose is the range of 3pun5ri$\sim$1yang2.5jeon,and 3pun$\sim$1.5jun in the case of assistant. 4. The phathogenic factors and phathology of Pueraria thunbergiana bentham in the prescription are based on the chapter of Cold when used as a monarchy herb and on the chapter of Wind in the case of attendant herb. 5. The Seungmagalgeontang is the most useful base prescription which use the Pueraria thunbergiana bentham as the main ingredient.

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Novel Antibiotic Peptides, Tylopeptins A and B, from Tylopilus neofelleus: Isolation, Identification, and Biological Activity

  • Lee, Sang-Jun;Yun, Bong-Sik;Cho, Duk-Hyun;Yoo, Ick-Dong
    • 한국응용약물학회:학술대회논문집
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    • 한국응용약물학회 1998년도 Proceedings of UNESCO-internetwork Cooperative Regional Seminar and Workshop on Bioassay Guided Isolation of Bioactive Substances from Natural Products and Microbial Products
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    • pp.133-133
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    • 1998
  • Tylopeptins A and B are novel peptides from methanol extract of fruit body of mushroom, Tylopilus neofelleus, These novel peptides were isolated by reverse-phase HPLC. And they have been shown to consist of one acetylated N -terminal residue, fourteen amino acids, and leucinol, C-terminal amino alcohol. Sequencial determination and complete 1H and 13C resonance assignments were based on positive ion F AB mass spectroscopy and two dimensional NMR techniques using HOHAHA, ROSEY, HMQC, and HMBC. These compounds are active against some Gram-positive bacteria, but inactive against phathogenic fungi and Gram-negative bacteria.

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세포융합에 의한 신 길항미생물 육종에 관한 연구 - 목초 병해의 생물학적 방제 - (Studies on Development of Antagonistic Microorganism by Cell Fusion - Biological control of disease - ))

  • 최기춘;이영환;전우복
    • 한국초지조사료학회지
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    • 제15권1호
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    • pp.1-12
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    • 1995
  • This study was to investigate an effective biological control of forage diseases and provide a basic data and a model in improving variety of antagonistic bacteria, with growth promoting effect on forage, through cell fusion. The results obtained were summarized as follows; 1. The antagonistic himbacterium against soil-borne phathogenic fungi Fusarium oxysporum and Rhizoctonia solani was isolated from continuous cropping himsphere soil of forage, and its biological and physiological characteristics were investigated. This bacterium was identified as Bacillus subrilis and named BS 101. Another strain for cell fusion was Bacillus thur ingiensis ssp. kurstaki HD-I(BT 37669) with insecticidal crystal. 2. The auxotropic mutants of BS 101 and BT 37669 were derived after mutagenesis using N-methyl-N'nitro- Nitrosoguanidine(NTG) to give amino acid requirement marker. n e s e auxotropic mutants of BS 101 and BT 37669 were named BS 1013(his-) and BT 69(asp-), respectively. 3. The best protoplast requirement was obtained using DM 3 medium, containing 5% casamino acid, 1 M $MgCI_2$ and 2% bovine semm albumin, to give Fusant 3, 7 and 8. BT toxin gene was not identified with fusants by Southern blotting. However, SDS-PAGE analysis of strains showed various protein patterns among fusants. 4. From the dark culture experiment, growth of forage in inoculated soil with antagonistic bacteria was delayed than that of non-inoculated soil with antagonistic bacteria in each continuous cropping soil and in each sterilized soil. On the other hand, growth duration of forage was different between continuous cropping soil and sterilized soil. 5. Seed germination of Alfalfa, Italian ryegrass and Orchardgrass were significantly improved by inoculation of antagonistic bacteria(p< 0.05).

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Bacillus subtilis S37-2 균주의 항진균활성 및 식물생육촉진 효과 (Plant Growth Promoting Effect and Antifungal Activity of Bacillus subtilis S37-2)

  • 권장식;원항연;서장선;김완규;장갑열;노형준
    • 한국토양비료학회지
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    • 제40권6호
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    • pp.447-453
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    • 2007
  • 작물생육에 유용한 미생물을 선발하여 생물비료로 이용하고자 고추, 토마토, 상추, 오이, 목초, 잔디, 콩의 근권토양 및 뿌리표면에서 세균을 373균주 분리하였다. 각각의 균주를 작물에 접종후 작물생육에 미치는 영향을 관찰하였다. 그 중 작물생육을 촉진시키는 균주를 대상으로 작물생육량과 식물병원성 진균 억제능을 평가한 후 우수한 1균주를 선발하였다. 그리고 선발한 균주의 배양적 특성 및 식물호르몬 생산성을 분석하였다. 선발된 균주는 16S rRNA 염기서열분석, 생화학적특성 등의 분석으로 속 종명을 동정하였다. 식물생육촉진 및 식물병원성 진균을 효과적으로 억제하는 Bacillus subtilis S37-2 균주를 선발하였다. 시험에 사용된 식물병원성 진균은 Fusarium oxysporum (KACC 40037), Rhizoctonia solani (KACC 40140), Sclerotinia sclerotiorum (KACC 40457)의 3 균주였으며, 이들 균주에 대하여 모두 효과적이었다. 토양이 충진된 폿트에 상추를 재배하여 B. subtilis S37-2 균주의 희석현탁액을 $10^5{\sim}10^8cell\;ml^{-1}$ 범위의 접종 농도별로 근권에 처리후 상추의 생육량을 조사하였다. 접종균수가 많을수록 상추 생육량은 증가하였다. $8.7{\times}10^8cell\;ml^{-1}$를 주당 50 ml씩 1~2회 접종시 대조구에 비해 상추의 엽 생체중이 48.7%, 뿌리의 건물중이 42.3% 씩 각각 생육량이 증가하는 효과를 나타내었다. 상추 유묘에 식물병원성 진균인 S. sclerotiorum (KACC 40457)처리후 B. subtilis S37-2 균주를 접종한 구와 접종하지 않은 대조구를 비교한 결과 접종후 9일에 접종구는 16.7%, 대조구는 100% 이병되어 고사되었다. 배지 종류별로 B. subtilis S37-2 균주의 균체증식량을 비교한 결과 TSB배지가 양호하였으며, 질소원을 첨가할 경우 peptone, tryptone보다 yeast extract를 첨가한 구가 균체생성량이 양호하였다. 그리고 배양 온도별로는 $30^{\circ}C$에 비해 $37^{\circ}C$가 약 2~4배이상 균체생성량이 많았다. L-tryptophan을 $20mg\;L^{-1}$ 첨가한 TSB 배지에 B. subtilis S37-2 균주를 접종하여 24시간 배양후 IAA(indole 3-acetic acid) 생성량은 $0.1{\mu}g\;ml^{-1}$ 이 검출되었다.