• 제목/요약/키워드: Antineoplastic

검색결과 167건 처리시간 0.025초

Antineoplastic natural products and the analogues V - Antitumor Activity of Skullcapflavon II

  • Ryu, Sung-Ho;Ahn, Byung-Zun;Pack, Moo-Young
    • Archives of Pharmacal Research
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    • 제8권4호
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    • pp.253-256
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    • 1985
  • The effect of skullcapflavon II, 5, 2'- dihydroxy-6, 7, 8, 6'-tetramethoxyflavone, on the growth of transplantable L 1210 and sarcoma 180 tumors in mice was studied. Intraperitional treatment of skullcapflavon II cased a significant (T/C = 166%) and a moderate (T/C = 122 %) prolongations of the life spans of ICR and $BDF_{1}$ mice respectively, which had been intraperitioneally inoculated with sarcoma 180 and L 1210 cells. Peritumoral injection of skullacapflavon II on the solid form of sarcoma 180 in mice inhibited the tumor growth strongly (Inhibition rate = 71%).

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Quantitative Assessment of the Relative Antineoplastic Potential of the n-butanolic Leaf Extract of Annona Muricata Linn. in Normal and immortalized Human Cell Lines

  • George, V. Cijo;Kumar, D.R. Naveen;Rajkumar, V.;Suresh, P.K.;Kumar, R. Ashok
    • Asian Pacific Journal of Cancer Prevention
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    • 제13권2호
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    • pp.699-704
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    • 2012
  • Natural products have been the target for cancer therapy for several years but there is still a dearth of information on potent compounds that may protect normal cells and selectively destroy cancerous cells. The present study was aimed to evaluate the cytotoxic potential of n-butanolic leaf extract of $Annona$ $muricata$ L. on WRL-68 (normal human hepatic cells), MDA-MB-435S (human breast carcinoma cells) and HaCaT (human immortalized keratinocyte cells) lines by XTT assay. Prior to cytotoxicity testing, the extract was subjected to phytochemical screening for detecting the presence of compounds with therapeutic potential. Their relative antioxidant properties were evaluated using the reducing power and $DPPH^*$radical scavenging assay. Since most of the observed chemo-preventive potential invariably correlated with the amount of total phenolics present in the extract, their levels were quantified and identified by HPLC analysis. Correlation studies indicated a strong and significant (P<0.05) positive correlation of phenolic compounds with free radical scavenging potential. The results revealed that the extract was moderately cytotoxic to normal cells with a mean IC50 value of 52.4 ${\mu}g$ when compared with those obtained for cancerous cells (IC50 values of 29.2 ${\mu}g$ for MDA-MB-435S and 30.1 ${\mu}g$ for HaCaT respectively). The study confirms the presence of therapeutically active antineoplastic compounds in the n-butanolic leaf extract of $Annona$ $muricata$. Isolation of the active metabolites from the extract is in prospect.

저분자량 키토산 올리고당의 항종양성 (Antineoplastic Effect of Low Molecular Weight Chitooligosaccharide on Various Tumor Cell Lines)

  • 박헌국
    • 한국식품영양학회지
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    • 제22권2호
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    • pp.308-312
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    • 2009
  • 저분자량 키토산 올리고당의 세포 독성을 실험하였다. 저분자량 키토산 올리고당은 정상세포주인 Vero E6(Africa green monkey kidney cell)에 대한 세포 독성을 거의 나타내지 않았다. 정상세포주에 대한 저분자량 키토산 올리고당의 $IC_{50}$값은 $1,060.28{\mu}g/m{\ell}$이었다. 저분자량 키토산 올리고당은 폐암 세포주인 A549, 방광암 세포주인 J82, 대장암 세포주인 SNU-C4, 위암 세포주인 SNU-1, 유방암 세포주인 ZR75-1 등과 같은 사람의 종양세포주에 대한 in vitro 항종양성을 나타내었다. 종양세포주에 대한 저분자량 키토산 올리고당의 $IC_{50}$값은 A549, J82, SNU-C4, SNU-1, ZR75-1 세포주의 경우에 각각 $477.42{\mu}/m{\ell}$, $480.40{\mu}g/m{\ell}$, $436.84{\mu}g/m{\ell}$, $373.55{\mu}g/m{\ell}$, and $539.95{\mu}/m{\ell}$이었다.

항암화학요법을 받은 유방암 여성의 인지기능과 암 대처가 삶의 질에 미치는 영향 (Impact of Cognitive Function and Cancer Coping on Quality of Life among Women with Post-chemotherapy Breast Cancer)

  • 김윤정;강숙정
    • 여성건강간호학회지
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    • 제22권3호
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    • pp.182-190
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    • 2016
  • Purpose: This study was done to identify effects of cognitive function and cancer coping on quality of life among women with breast cancer treated with antineoplastic agents. Methods: The study was correlational research and participants were 145 women with breast cancer who had received antineoplastic agents. Data were collected from October to November, 2015 via online replies. Cognitive function was measured with the Functional Assessment of Cancer Therapy-Cognitive Function Version-3 (FACT-Cog), cancer coping, with the Korean Cancer Coping Questionnaire (K-CCQ), and quality of life with the Functional Assessment of Cancer Therapy-Breast Version-4 (FACT-B). Data were analyzed using descriptive statistics, t-test, ANOVA, $Scheff{\acute{e}}$ test, ANCOVA, Bonferroni test, partial correlation coefficient, and hierarchical multiple regression with SPSS 21. Results: Cognitive functions, total individual coping, and interpersonal coping explained 42% of quality of life. Cognitive function (${\beta}=.35$, p<.001) was the best predictor of quality of life, followed by total individual coping (${\beta}=.34$, p<.001), and interpersonal coping (${\beta}=.26$, p<.001). Conclusion: Results indicate that cognitive function and cancer coping are meaningful factors for quality of life among breast cancer survivors. Therefore when developing intervention programs for these women, content on cognitive function and coping skills as well as coping resources should be included.

전통 약용식물 및 각종 식물의 항암효과에 대한 연구(II) (Antineoplastic Effect of Extracts from Traditional Medicinal Plants and Various Plants (II))

  • 현진원;임경화;신진이;성민숙;오재환;양용만;원용진;김영식;강삼식;장일무;백우현;김형자;우은란;박호군;박재갑
    • 생약학회지
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    • 제25권4호통권99호
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    • pp.382-387
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    • 1994
  • Antineoplastic activity against human gastric and colon carcinoma cell lines was measured in 49 extracts from 46 plants using MTT (3-[4, 5-dimethyl thiazol-2-yl]-2, 5-diphenyl tetrazolium bromide) method. Six extracts from five plants have been reported to have antineoplastic effect. Extracts from remaining 41 plants failed to show significant cytotoxic effect at the concentration of less than $230\;{\mu}g/ml$.

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Antineoplastic Effect from Variable Food Crops

  • Moon, Hyung-In;Lee, Bong-Su;Youn, Jong-Tag;Jung, Kyo-Soon
    • 한국자원식물학회:학술대회논문집
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    • 한국자원식물학회 1997년도 추계정기총회 및 학술발표대회
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    • pp.34-34
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    • 1997
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항암제 안티네오플라스톤 A10의 동족체합성 및 항암 활성 (Synthesis and Antitumor Activity of Antineoplaston A10 Analogs as Potential Antineoplastic Agents)

  • 최보길;서희경;김옥영;정병호;오인준;조원제;천승훈;박민수;최상운;이정옥
    • 약학회지
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    • 제41권3호
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    • pp.283-293
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    • 1997
  • Some analogs and their Mannich bases of Antineoplaston A10 (A10) were synthesized. Chemical yield for the 2-(or 3-)thienyl, benzol, and phenylpropionyl analogs were high but 1-naphthyl analog was synthesized in low yield. The Mannich bases formation of these analogs with morpholine went verywell compared to other bases. 1-Naphthyl, 4-nitrobenzoyl, and phenylpropionyl analogs of A10 showed weak in vitro activity but the other A10 analogs showed weaker or no activity at 10-1000mcg/ml. But their Mannich bases containing A10analogs showed good in vitro activity compared to simple A10 analogs.

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制癌作用 (STDIES ON ANTITUMOR AGENTS FROM HIGHER PLANTS)

  • Itokawa, Hideji
    • 한국자원식물학회지
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    • 제6권1호
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    • pp.13-23
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    • 1993
  • To data, many types of compounds having antineoplastic activity have been isolated from higher plants, that is, alkalodids, terpenes, lignans, steroids and so on. Some of ther were isolated from Indonesian plants, Curcuma xanthorrhiza and Eurycoma longifolia. Bisaborane type compounds were compounds were isolated as antimeoplastic compounds againest Sarcoma 180A from C. xanthorrhiza, and quassinoids and euryrene type triterpenes from triterpenes from El longifolia. Casearines, a kind of diterpene, had been isolated as cytotxic components from Casearia sylvestris distributed in South America. RA series Cyclic hexapeptides isolated from Rubia akane and R. cordifolia also have strong antineoplastic activity against various types of tumors. Till now, 16 kinds of RA series compounds were isolated and named as RA-I~XVI. Moreover, monoglucoside of RA-V newly isolated from same plant. Many kinds of derivatives including natural RA compounds were tested for QSAR, and one of them, RA-VII was screened up as a most suitable substance as an antitumor agent. RA-VII(=RA 700) has strong cytotoxic activity against KB cells, P388 lymphocytic leukemia and MM2 mammary carcinoma cells. In some solution, three conformers of RA-VII were observed by NMR. It was discussed the relationship between conformation and activity. Total synthesis was already completed, but there is left room for improvement. Phase I clinical trials for RA-VII has been finished, then Phase II trials will be started before long.

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