• Title/Summary/Keyword: ECV304 cell

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Angiogenic Inhibition Effects of Several Herbs Supplementing Qi and Blood (수종 보기보혈 한약의 혈관신생 억제효과)

  • Lee Jin Wha;Kim Han Young;Kang Hee;Yu Young Beob;Shim Bum Sang;Choi Seung Hoon;Ahn Kyoo Seok
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.16 no.3
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    • pp.499-506
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    • 2002
  • Two of the essential processes required for metastasis are neoangiogenesis and tumor cell invasion of basement membranes (BM) and extracellular matrix (ECM). Recently, data showed that herbs removing blood stasis has an anti-angiogenic effects. Tonifying vital Qi and eliminating pathogenic factor was a basic modality in Oriental oncology. In this study, we investigated several Qi and Blood tonics for potent angiogenic inhibitors. Methanol extracts of samples inhibited the proliferation of ECV-304 at the concentration of 100 ㎍/㎖. Zizyphi Fructus, Glycyrrhizae Radix, Angelicae Gigantis Radix decreased the gelatinolytic activity of MMP-9 from ECV-3Q4, at the concentration of 100 ㎍/㎖ in gelatin zymography. In in vitro invasion assay, herbs inhibited the invasion activity of ECV-304 by 53% of control (Ginseng Radix), 39% (Zizyphi Fructus), 36% (Angelicae Gigantis Radix), 25% (Glycyrrhizae Radix). Ginseng Radix inhibited the capillary-like tube formation of ECV-304 at the concentration of 160 ㎍/㎖, Angelicae Gigantis Radix and Paeoniae Radix Alba inhibited at the concentration of 320 ㎍/㎖. These results indicated that Ginseng Radix, Glycyrrhizae Radix, and Angelicae Gigantis Radix could be considered as potent angiogenic inhibitiors.

Effects of Puerariae Radix extract on Cisplatin-Induced Apoptosis of Rat Mesangial Cells (갈근(葛根) 추출물이 cisplatin에 의해 유도된 rat mesangial cell의 apoptosis에 미치는 영향)

  • Hong, Jae-Eui;Shin, Jo-Young;Ju, Sung-Min;Jeon, Byung-Hun;Lee, Si-Hyeong
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.24 no.2
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    • pp.220-227
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    • 2010
  • Puerariae radix (PR) is a popular natural herb and a traditional food in Asia, which has antithrombotic and anti-allergic properties and stimulates estrogenic activity. One of the major side effects of cisplatin is nephrotoxicity, leading to acute renal failure. Recent study has suggested a role of ROS and p53 in renal cell injury by cisplatin. We studied that protective effects of PR on cisplatin-induced apoptosis in rat mesangial cell. Rat mesangial cell was preincubated with PR (50, 100, 150 and 200 ${\mu}g/m{\ell}$) for 12 hr and then treated with 30 ${\mu}M$ cisplatin for 24 hr. Protective effect of PR on cisplatin-induced apoptosis in ECV304 cells was determined using MTT assay, FDA-PI staining, flow cytometric analysis, caspase-3 activity assay, ROS assay and western blot. Our results showed that PR inhibited in cisplatin-induced apoptosis and ROS production in ECV304 cells. Moreover, PR reduced ERK, p38 and JNK activation that increased in cisplatin-treated rat mesangial cell. Furthermore, activation of p53 by cisplatin in rat mesangial cell was inhibited by PR treatment. These results suggest that protective effect of PR on cisplatin-induced apoptosis in rat mesangial cell may be associated with reduction of ERK, p38, JNK, p53 activation.

Angiogenic Inhibition Effects of Several Herbs Supplementing Qi and Blood (수종(數種) 보기보혈(補氣補血) 한약(韓藥)의 혈관신생(血管新生) 억제효과(抑制效果))

  • Lee, Jin-Wha;Kim, Han-Young;Kang, Hee;Yu, Young-Beob;Shim, Bum-Sang;Kim, Sung-Hoon;Choi, Seung-Hoon;Ahn, Kyoo-Seok
    • Journal of Korean Traditional Oncology
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    • v.11 no.1
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    • pp.105-118
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    • 2006
  • Two of the essential processes required for metastasis are neoangiogenesis and tumor cell invasion of basement membranes (BM) and extracellular matrix (ECM). Recently, data showed that herbs removing blood stasis has an anti-angiogenic effects. Tonifying vital Qi and eliminating pathogenic factor was a basic modality in Oriental oncology. In this study, we investigated several Qi and Blood tonics for potent angiogenic inhibitors. Methanol extracts of samples inhibited the proliferation of ECV-304 at the concentration of 100 ${\mu}g/m{\ell}$. Zizyphi Fructus, Glycyrrhizae Radix, Angelicae Gigantis Radix decreased the gelatinolytic activity of MMP-9 from ECV-304, at the concentration of 100 ${\mu}g/m{\ell}$ in gelatin zymography. In in vitro invasion assay, herbs inhibited the invasion activity of ECV-304 by 53% of control (Ginseng Radix), 39% (Zizyphi Fructus), 36% (Angelicae Gigantis Radix), 25% (Glycyrrhizae Radix). Ginseng Radix inhibited the capillary-like tube formation of ECV-304 at the concentration of 160 ${\mu}g/m{\ell}$, Angelicae Gigantis Radix and Paeoniae Radix Alba inhibited at the concentration of 320 ${\mu}g/m{\ell}$. These results indicated that Ginseng Radix, Glycyrrhizae Radix, and Angelicae Gigantis Radix could be considered as potent angiogenic inhibitiors.

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Anti-metastastic Effects of ingredients of Fuzhengfangaitang (부정방암탕(扶正防癌湯) 구성(構成) 약물(藥物)의 암전이(癌轉移) 억제(抑制)에 대한 연구(硏究))

  • Park, Joon-Hyuck;Yu, Young-Beob;Shim, Bum-Sang;Choi, Seung-Hoon;Ahn, Koo-Seok
    • THE JOURNAL OF KOREAN ORIENTAL ONCOLOGY
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    • v.7 no.1
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    • pp.39-60
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    • 2001
  • Fuzhengfangaitang is a prescript for inhibiting recurrence and metastasis of cancer. We had examined the anti-metatstastic effect of Fuzhengfangaitang. Furthermore, we performed the following experiments with ingredients of Fuzhengfangaitang. The purpose of this thesis is to study what ingredients of Fuzhengfangaitang have more valuable anti-cancer effects. And the results are listed below: 1. Cell Viability assay At the dose of 400$\mu$g/ml, most ingredients of Fuzhengfangaitang depressed viability of ECV-304. And especially, Scutellaria barbata D. DON$50{\mu}g/ml$ : 53.118%, $100{\mu}g/ml$: 49.092%, $200{\mu}g/ml$ : 43.765%, $400{\mu}g/ml$ : 12.747%), Polygonum bistorta L.($50{\mu}g/ml$ : 45.554%, $100{\mu}g/ml$ : 45.554%, $200{\mu}g/ml$ : 0.0%, $400{\mu}g/ml$ : 0.0%) and Psoralea corylifolia L.($50{\mu}g/ml$ : 86.591%, $100{\mu}g/ml$ : 81.307%, $200{\mu}g/ml$ : 24.801%, $400{\mu}g/ml$ : 3.111%) highly depressed cell viability more than the other ingredients. (${\alpha}$<0.05) 2. Cell Proliferation assay Proliferation assay with ingredients of Fuzhengfangaitang on ECV-304 showed that Crataegus pinnatifuda BGE ($50{\mu}g/ml$: 63.276%, $100{\mu}g/ml$ : 64.092%, $200{\mu}g/ml$ : 68.966% $400{\mu}g/ml$ : 38.517%, ED50=$296.974{\mu}g/ml$), Polygonum bistorta L.($50{\mu}g/ml$ : 83.981%, $100{\mu}g/ml$ : 86.997%, $200{\mu}g/ml$ : 58.780%, $400{\mu}g/ml$ : 26.408%), ED50=$266.725{\mu}g/ml$) and Psoralea corylifolia L.($50{\mu}g/ml$ : 103.037%, $100{\mu}g/ml$ : 82.529%, $200{\mu}g/ml$ : 2.829%, $400{\mu}g/ml$ : 0.998%), ED50=$177.369{\mu}g/ml$) depressed cell proliferation more than the other ingredients. 3. Tube Formation assay Compared with the control group, most ingredients of Fuzhengfangaitang did not remarkably inhibited the Tube Formation assay of ECV-304 at the dose of $100{\mu}g/ml$. But, Polygonum bistorta L. highly inhibited the tube formation of ECV -304 at the lower dose of $50{\mu}g/ml$. 4. Rat Aortic Ring assay In comparison with the control group, Scutellaria barbata D. DON., root of Polygonum bistorta L. and Psoralea corylifolia L. restricted the angiogenesis of the rat aortic ring at the dose of $100{\mu}g/ml$. And the other ingredients of Fuzhengfangaitang did not restricted the angiogenesis of the rat aortic ring at that dose. Especially, Polygonum bistorta L. highly inhibited the angiogenesis of the rat aortic ring at the lower dose of $50{\mu}g/ml$. From our research, the anti-angiogenic effects of the ingredients of Fuzhengfangaitang was proven. Moreover, it will be helpful for designing more effective prescription for anti angiogenesis.

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Study on the Effects of Jiaweicitaowan (加味慈桃丸) Ingredients on Angiogenic Inhibition (가미자도환(加味慈桃丸) 구성약물(構成藥物)의 혈관신생(血管新生) 억제효과(抑制效果)에 관한 연구(硏究))

  • Wang, Teh-Chung;Kang, Hee;Shim, Bum-Sang;Kim, Sung-Hoon;Choi, Seung-Hoon;Ahn, Kyoo-Seok
    • Journal of Korean Traditional Oncology
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    • v.11 no.1
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    • pp.75-93
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    • 2006
  • Jiaweicitaowan (JWCTW) has been used to inhibit recurrence and metastasis of cancer in clinical practice. Further study has shown its anti-metastatic and anti-angiogenic effects. By applying in vitro and in vivo anti-angiogenic evaluation model, the author assayed the each ingredients of JWCTW. The author performed the following experiments and the results are listed as below: Cell viability assay showed that the viability was almost identical between that of the control and that of the ingredients extract 40 ${\mu}g/m{\ell}$ treated, except of hexane fraction of Curcumae Radix (40 ${\mu}g/m{\ell}$, 2.0% of control), ethylacetate fraction (40 ${\mu}g/m{\ell}$, 26.7%), butanol fraction (20 ${\mu}g/m{\ell}$, 87.2%; 40 ${\mu}g/m{\ell}$, 12.5%) of Cremastrae appendiculatae Tuber, water fraction of Persicae Semen (40 ${\mu}g/m{\ell}$, 82.7%), ethylacetate fraction of Hippocampus (40 ${\mu}g/m{\ell}$, 85.3%). The results of gelatin zymogram assay showed that the ingredients of JWCTW decreases the gelatinolytic activity of MMP-9 from ECV304, at the concentration of 10 ${\mu}g/m{\ell}$. In in vitro invasion assay, the ingredients of JWCTW effectively inhibited the invasion of cancer cells as compared with the control (+PMA) groups. In capillary-like tube formation assay, the hexane and ethylacetate fractions of Curcumae Radix, Cremastrae appendiculatae Tuber and Persicae Semen showed the dramatic inhibition effects on tube formation of ECV304 at the concentration of 40 ${\mu}g/m{\ell}$. In ex vivo rat aortic ring assay, the hexane and ethylacetate fractions of Curcumae Radix, Cremastrae appendiculatae Tuber and Persicae Semen showed the inhibition effects on angiogenesis of rat aorta at the concentration of 40 ${\mu}g/m{\ell}$. According to the above research, the anti-angiogenic effects of the ingredients of JWCTW was proved and it suggested that the more effective prescription for anti angiogenesis could be developed.

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The Antihypertensive and Vasodilating Effects of Adventitious Root Extracts of Wild Ginseng (산삼 배양근 추출물의 혈압강화 및 혈관이완 효과)

  • Hong, Min-Hee;Lim, Hee-Kyoung;Park, Ji-Eun;Jun, Neung-Jae;Lee, Young-Jae;Cho, Moon-Jae;Kim, So-Mi
    • Applied Biological Chemistry
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    • v.51 no.2
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    • pp.102-107
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    • 2008
  • Nitric oxide (NO) is a potent antihypertensive and vasodilator which plays an important role in regulating vascular tones. In this study, we investigated the effects of adventitious root extracts of wild ginseng on NO production and NO linked physiological activities. When human endothelial cell line (ECV304) was incubated with either water extracts of wild ginseng adventitious root (WE) or aqueous fraction of butanol extracts of wild ginseng adventitious root (ABE), considerable amounts of NO were released by the cells. The level of endothelial nitric oxide synthase (eNOS) expression was unchanged and about 6% of the angiotensin converting enzyme (ACE) was inhibited with treatment of ABE. The vasodilating activities of pulmonary artery rings in response to different doses of extracts were shown as 44.8% and 91.3% in 2.5 mg/ml WE and 0.1 mg/ml ABE, respectively. The blood pressure lowering effect was observed from the oral administered spontaneously hypertensive rat (SHR) with the lowest blood pressure (154.5${\pm}$8.6 mmHg) after 8 h. The blood pressure was recovered to the initial level after 24 h.

Study on effect of the herbs that invigorate and dispel blood stasis on Angiogenic inhibition (활혈거어약물(活血祛瘀藥物)이 항혈관신생(抗血管新生)에 미치는 영향(影響)에 관(關)한 연구(硏究))

  • Kim, Sung-Hoon;Shim, Bum-Sang;Choi, Seung-Hoon;Ahn, Kyoo-Seok
    • THE JOURNAL OF KOREAN ORIENTAL ONCOLOGY
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    • v.7 no.1
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    • pp.19-37
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    • 2001
  • Object When angiogenesis is excessive, Cancer, RA, Blindness, Psoriasis, Hemangioma, Diabetic retinopathy, Granulation, etc are induced. On the contrary, when it is insufficient, Stroke, Heart disease, Ulcer, Infertility, Scleroderma, artherosclerosis, delay of the wound recovery, etc occur. In recently, the methods which is control of abnormal angiogenesis are researching actively in relathion to anticancer research. This study is search for effective drugs which suppress this angiogenesis, in the ingredients of the herbs that invigorate and dispel blood stasis using to treat intravascular coagulation in the oriental herbal medicine. Methods We maked 80 % methanole extracts of Cnidii Rhizoma, Olibanum, Myrrha, Corydalidis Tuber, Curcumae Radix, Curcumae longe Rhizoma, Zedoariae Rhizoma, Salviae miltiorrhizae Radix, Polygoni cuspidati Rhizoama, Leonuri Herba, Persicae Semen, Carthami Flos, Trogopterorum Faeces, Achyranthis Bidentatae Radix, Manitis Squama, Eupolyphaga, Hirudo, Tabanus, Lycopi Herba, Artemisiae anomalae herba, Vaccariae Semen, Sappan Lignum, Gleditsiae Spina, Draconis Resina, Leonunari Semen, Selaginelliae Folium, Spatholobi Caulis, and these extracts were tested for MTT viabilaty test, BrdU incorporation, Tube foramtion assay on ECV304(immotalized human umbilical vein endothelial cell) at the concentration of $50{\mu}g/ml$, $100{\mu}g/ml$, $200{\mu}g/ml$, $400{\mu}g/ml$ Results All extracts except Draconis Resina have no cytotoxicity at the $100{\mu}g/ml$, and in BrdU incorporation test, proliferation rate were reduced below 60% at the concentaraion of $100{\mu}g/ml$ by Zedoariae Rhizoma, Sappan, Lignum Gleditsiae, Spina Draconis Resina Vaccariae Semen. Zedoariae Rhizoma Sappan Lignum Gleditsiae Spina Draconis Resina Vaccariae Semen Olibanum, Achyranthis Bidentatae Radix showed inhibition effects on tube formation of ECV304 at the concentration of $100{\mu}g/ml$. Conclusion At the concentration of $100{\mu}g/ml$ in which cytotoxicity is not found, Zedoariae Rhizoma, Sappan Lignum, Gleditsiae Spina, Vaccariae Semen showed the inhibition effect on proliferation and tubeformation of ECV304.

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Cytoprotective effects of eupatilin, a novel antioxidative flavone, in oxidative stress- induced gastric mucosal cell damage

  • Oh, Tae-Young;Kim, Ju-Mi;Ahn, Byoung-Ok;Kim, Won-Bae;Park, Eun-Joo;Kim, Yong-Seok;Lee, Zee-Won;Ha, Kwon-Soo
    • Proceedings of the PSK Conference
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    • 2003.04a
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    • pp.129.1-129.1
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    • 2003
  • Alcohol, Helicobacter pylori, stress and NSAIDs-activated neutrophils all produce reactive oxygen species (ROS), which play an important role in gastric mucosal damage. Eupatilin is an active component of Artemisia asiatica possessing cytoprotective effect. The effect of eupatilin on the production of ROS and cellular damage in AGS and ECV304 cells were evaluated to prove the cytoprotective action against the above mentioned gastric mucosal cell damages. (omitted)

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Subtilisin QK, a Fibrinolytic Enzyme, Inhibits the Exogenous Nitrite and Hydrogen Peroxide Induced Protein Nitration, inVitro and inVivo

  • Ko, Ju-Ho;Yan, Junpeng;Zhu, Lei;Qi, Yipeng
    • BMB Reports
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    • v.38 no.5
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    • pp.577-583
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    • 2005
  • Subtilisin QK, which is newly identified as a fibrinolytic enzyme from Bacillus subtilis QK02, has the ability of preventing nitrotyrosine formation in bovine serum albumin induced by nitrite, hydrogen peroxide and hemoglobin in vitro verified by ELISA, Western-blot and spectrophotometer assay. Subtilisin QK also attenuates the fluorescence emission spectra of bovine serum albumin in the course of oxidation caused by nitrite, hydrogen peroxide and hemoglobin. Furthermore, subtilisin QK could suppress the transformation of oxy-hemoglobin to met-hemoglobin caused by sodium nitrite, but not the heat-treated subtilisn QK. Compared with some other fibrinolytic enzymes and inactivated subtilisin QK treated by phenylmethylsulfonylfluoride, the ability of inhibiting met-hemoglobin formation of subtilisin QK reveals that the anti-oxidative ability of subtilisin QK is not concerned with its fibrinolytic function. Additionally, nitrotyrosine formation in proteins from brain, heart, liver, kidney, and muscle of mice that is intramuscular injected the mixture of nitrite, hydrogen peroxide and hemoglobin is attenuated by subtilisin QK. Subtilisin QK can also protect Human umbilical vein endothelial cell (ECV-304) from the damage caused by nitrite and hydrogen peroxide.