• 제목/요약/키워드: murine leukaemia cells

검색결과 14건 처리시간 0.029초

Antifungal Effect of Brachyglottis repanda Ethanol Extract

  • Yook, Chan-Nam;Na, Young-Soon;Choi, Hwa-Jung;You, Il-Soo;Baek, Jong-Min;Baek, Seung-Hwa
    • Toxicological Research
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    • 제26권2호
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    • pp.117-121
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    • 2010
  • The crude ethanol extract of B. repanda showed the cytotoxic activity against Polio virus (25% activity at $150{\mu}g$/disk) and the minor cytotoxic activity against BSC cells (African green monkey kidney). However, the crude ethanol extract of B. repanda was non-toxic to murine leukaemia cells CCL 46 P388D1 ($IC_{50}$, > 62,500 ng/ml). Cytotoxic and antifungal activities were strongly shown by Fr. 64-3 which was eluted with 90% $CH_3CN/H_2O$, 100% $CH_3CN$, and 50% $CH_3CN/H_2O$(SM 2 at $150{\mu}g$/disk). The fraction 64-3 also showed the most cytotoxic activity against murine leukaemia cells (128 mg, $IC_{50}$ 10,051 ng/ml at $75{\mu}g$/disk). These results suggest that this fraction has a potent antifungal activity against the dermatophytic fungus Trichophyton mentagrophytes ATCC 28185.

Antifungal Activity of Bioactive Fractions on the Dermatophytic Fungus

  • Kim Myung Ju;Na Young Soon;Chai Kyu Yun;Oh Hyun Ju;Baek Seung Hwa
    • 동의생리병리학회지
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    • 제18권3호
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    • pp.914-918
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    • 2004
  • Cytotoxic and antifungal activities were strongly shown by Fr. 4 (218 mg, P388 IC/sub 50/ 652 ng/ml at 75 μg/disc, IC50 834 ng/ml at 30 μg/disc and HM 8). The subfraction 4 - 3 that showed the most activity was cytotoxic to murine leukaemia cells ATCC CCl 46 P388D1, (44.0 mg, P388 IC50 302 ng/ml at 30 μg/disc).

Pharmacological Screening of Crude Extracts from Medicinal Plants (II)

  • Yook, Chan-Nam;Lee, Jae-Sug;Baek, Seung-Hwa
    • 동의생리병리학회지
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    • 제21권4호
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    • pp.1004-1009
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    • 2007
  • The effects of crude extracts from medicinal plants on biological activity were investigated. The crude ethanol extract of H. paucistipula inhibited the growth of the Gram positive bacterium Bacillus subtilis ATCC 19659, (2 mm inhibition zone at 150 ${\mu}g$/disc) and the dermatophyte Trichophyton mentagrophytes ATCC 28185, (7 mm inhibition zone at 150 ${\mu}g$/disc), and toxic to P388 murine leukaemia cells ($IC_{50}\;2.48\;{\mu}g/ml$ at 75 ${\mu}g$/disk). This crude ethanol extract of H. paucistipula is the strongest antimicrobial and cytotoxic activities against P388 murine leukaemia cells (ATCC CCL 46 P388D1).

Lsolation of Diterpene acid from Anisotome Lyallii

  • Lim Jin A;Choi Young;Oh In Kio;Kim Hyung Min;Kim Young Ok;Perry Nigel B;Baek Seung Hwa
    • 동의생리병리학회지
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    • 제17권4호
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    • pp.1112-1115
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    • 2003
  • The diterpene acid 1 was isolated from the roots of Anisotome lyallii(Apiaceae/Umbelliferae). The structure of the compound was elucidated as anisotomenoic acid 1 on the basis of spectroscopic methods. This compound was evaluated against P388 murine leukaemia and B 16/F10 melanoma cells.

생약추출물로부터 생리활성의 검색 (Screening for Biological Activity of Crude Extracts from Medicinal plants)

  • 곽정숙;오현주;이현옥;;백승화
    • 치위생과학회지
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    • 제3권2호
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    • pp.67-70
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    • 2003
  • 뉴질랜드의 자생식물인 Brachyglottis monroi와 Trichocolea hatcheri의 에탄올추출물에 대한 생리활성을 조사한 결과, 그람음성균인 Bacillus subtilis (ATCC 19659, 1 mm inhibition zone at $150{\mu}g/disc$)와 피부곰팡이균인 Trichophyton mentagrophytes (ATCC 28185, 6 mm inhibition zone at $150{\mu}g/disc$)에 대한 억제효과가 관찰되었으며, 이들 추출물은 P388 murine leukaemia cells ($IC_{50}$ $23.96{\mu}g/mL$)에서도 세포독성이 나타났다. B. monroi의 에탄올추출물의 항바이러스효과는 T. hatcheri의 에탄올추출물보다 강한 활성이 관찰되었으며, T. hatcheri의 에탄올추출물의 항균효과는 B. monroi의 에탄올추출물보다 강한 활성을 나타났다. 그렇지만 P388 murine leukaemia cells ($IC_{50}>12,500{\mu}g/mL$)에 대한 세포독성은 아주 미미한 것으로 나타났다.

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Antifungal Activity of Chloroform Extract from Lepidolaena Taylorii on the Dermatophytic Fungus Trichophyton mentagrophytes

  • Lee Hyun-Ok;Shin Joung-Mi;Lee Jae-Sook;Na Young-Soon;Baek Seung-Hwa
    • 동의생리병리학회지
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    • 제19권6호
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    • pp.1656-1658
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    • 2005
  • The effects of chloroform extract from Lepidolaena tayiorii (L. tayiorii) on antifungal activity were investigated. The crude chloroform extract of L. tayiorii inhibited the growth of the Gram positive bacteria Bacillus subtilis ATCC 19659, (5 mm inhibition zone at $150{\mu}g/disc$) and the dermatophytic fungus Trichophyton mentagrophytes ATCC 28185, (6 mm inhibition zone at $150{\mu}g/disc$), and cytotoxic to P388 murine leukaemia cells ATCC CCL 46 P388D1, ($IC_{50}\;405.0{\mu}g/mL\;at\;150{\mu}g$/disc) and cytotoxic to BSC monkey kidney cells (@ 5 mg/mL, $150{\mu}g/disc;$ +++: 100% activity). We suppose that this crude chloroform extract of L. tayiorii is the strong antimicrobial and cytotoxic activities.

Pharmacological Screening of Crude Extracts from Medicinal Plants (I)

  • Oh Hyun Ju;Kwag Jung Sook;Kim Myung Ju;Perry Nigel B.;Na Young Soon;Kim Hyung Min;Baek Seung Hwa
    • 동의생리병리학회지
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    • 제18권1호
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    • pp.250-253
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    • 2004
  • The effects of crude extracts from medicinal plants on biological activity were investigated. The crude ethanol extract of H. paucistipula inhibited the growth of the Gram positive bacterium Bacillus subtilis ATCC 19659, (2 mm inhibition zone at 150 ㎍/disc) and the dermatophyte Trichophyton mentagrophytes ATCC 28185, (7 mm inhibition zone at 150 ㎍/disc), and toxic to P388 murine leukaemia cells ATCC CCL 46 P388D1, (IC/sub 50/ 2.48 ㎍/㎖ at 75 ㎍/disc). This crude ethanol extract of H. paucistipula is the strongest antimicrobial and cytotoxic activities against P388 murine leukaemia cells ATCC CCL 46 P388D1.

Isolation of diterpene acid from Anisotome Iyallii

  • Lim, Jin-A;Choi, Eun-Young;Oh, In-Kio;Kim, Young-Ok;Nigel, B;Baek, Seung-Hwa
    • 대한약학회:학술대회논문집
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    • 대한약학회 2003년도 Proceedings of the Convention of the Pharmaceutical Society of Korea Vol.1
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    • pp.140.1-140.1
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    • 2003
  • The diterpene acid 1 was isolated from the roots of Anisotome lyallii(Apiaceae/Umbelliferae). The structure of the compound was elucidated as anisotomenoic acid 1 on the basis of spectroscopic method. This compound was evaluated against p388 murine leukaemia and B16/F10 melanoma cells.

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Antifungal Activity of Ethanol Extract from Lepidolaena clavigera on the Dermatophytic Fungus

  • Lee Jae-Sook;Yu Byung-Soo;Baek Seung-Hwa
    • 동의생리병리학회지
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    • 제20권1호
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    • pp.193-195
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    • 2006
  • The effects of ethanol extract from Lepidolaena clavigera (L. clavigera) on antifungal activity were investigated. The crude ethanol extract of L. clavigera inhibited the growth of the Gram positive bacterium Bacillus subtilis ATCC 19659, (1 mm inhibition zone at 150 ${\mu}g/disc$) and the dermatophytic fungus Trichophyon mentagrophyes ATCC 28185, (2 mm inhibition zone at 150 ${\mu}g/disc$), and cytotoxic to P388 murine leukaemia cells ATCC CCL 46 P388D1, (IC50 >12,500 ${\mu}g/mL\;at\;150\;{\mu}g/disc$) and cytotoxic to BSC monkey kidney cells (@ 5 mg/mL, 150 ${\mu}g/disc$; ++: 50% activity). We suppose that this crude ethanol extract of L. clavigera is the antifungal activity.

Biological Activity of Water Extract from Atractylodes macrocephala

  • Chun Ju Yeon;Lee Hyun Ok;Baek Seung Hwa
    • 동의생리병리학회지
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    • 제18권2호
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    • pp.596-598
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    • 2004
  • The effects of water extract from Atractylodes macrocephala Koidz on biological activity were investigated. The crude water extract of A. macrocephala inhibited the growth of the dermatophytic fungus Trichophyton mentagrophytes ATCC 28185, (3 mm inhibition zone at 300 ㎍/disc). However, it did not show growth inhibition activity against Sreptococcus mutans JC-2 (MIC >1,000 ㎍/mL). This extract was cytotoxic to P388 murine leukaemia cells ATCC CCL 46 P388D1, (IC/sub 50/ 62.24 ㎍/mL at 150 ㎍/disc). These results suggest that water extract of A. macrocephala possesses antitumoral, and antimicrobial activities.