• Title/Summary/Keyword: Anti-oxidation activity

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Anticancer(AC)-Functional Kimchi Exhibits Antiobesity Effects in Differentiated 3T3-L1 Adipocytes

  • Park, Eui-Seong;Lee, Seung-Min;Lim, Yaung-lee;Park, Kun-Young
    • CELLMED
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    • v.8 no.3
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    • pp.11.1-11.6
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    • 2018
  • In vitro anti-obesity effects of anti-cancer (AC) functional kimchi in differentiated 3T3-L1 adipocytes were studied. We constructed three experimental groups: Control, standardized kimchi (SK), and AC functional kimchi (A-FK) that included active ingredients and Lactobacillus plantarum. Kimchi extracts did not show any cytotoxicity in pre-adipocytes in the concentration range of 1 - 5 mg/mL. A-FK significantly reduced fat droplet formation and absorbance in differentiated 3T3-L1 adipocytes, as shown by Oil red O staining, compared to Control and SK (P < 0.05). SK and A-FK reduced adipo-/lipogenesis related genes such as $C/EBP{\alpha}$, SREBP-1, LPL, and $LXR{\alpha}$ compared to Control (P < 0.05). Especially, A-FK more greatly reduced SREBP-1 and LPL compared to SK (P < 0.05). A-FK up-regulated the ${\beta}$-oxidation related gene CPT-1c and down-regulated the pro-inflammatory cytokine IL-6 compared to Control (P < 0.05). Based on the results, A-FK exhibited anti-obesity effects by inhibiting fat droplet formation and adipo-/lipogenesis related genes by regulating the ${\beta}$-oxidation related gene CPT-1c and pro-inflammatory cytokine IL-6. In previous studies, A-FK kimchi already exhibited a strong anti-cancer effect. These results indicate that A-FK increased anti-obesity activity in this model system due to its functional ingredients and anti-cancer functionality.

In vitro anti-oxidant, anti-wrinkle and whitening effect of solvent fraction from takli-san (탁리산 용매 분획물의 in vitro 항산화, 주름 억제 및 미백 효과)

  • Yu, Jae-Myo;Kang, Yun-Hwan;Kim, Dong-Hee;Park, Tae-Soon
    • Journal of Applied Biological Chemistry
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    • v.60 no.3
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    • pp.219-226
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    • 2017
  • In this study, the activity of Takli-san for anti-oxidation, anti-wrinkle and whitening effect was verified and its applicability as a cosmetic material was confirmed. 1-1-diphenyl-2-picryl-hydrazyl radical scavenge, 2,2'-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) radical scavenge, elastase and tyrosinase inhibitory activity were investigated by solvent fraction, and ethyl acetate fraction of water extract from Takli-san (TW-EA) showed the highest inhibitory activity. Western blot was performed to confirm anti-wrinkle and whitening effect in the cells, and it was investigeted that the TW-EA inhibition effect was superior to that of the positive contol used for the comparison test. Through the results of the experiments, the applicability as a cosmetic material of Takli-san was verified.

Screening of Complement-System Activating Polysaccharide from Edible Plants and Its Action Mode (식물성 식품재료로부터 보체계 활성화 다당의 검색 및 그 활성검토)

  • Shin, Kwang-Soon;Ra, Kyung-Soo;Sung, Ha-Chin;Yang, Han-Chul
    • Korean Journal of Food Science and Technology
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    • v.25 no.3
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    • pp.197-203
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    • 1993
  • Screenings were performed on edible plants to examine their complement-system activating ability (anti-complementary activity) by hemolytic complement assay $(TCH_{50})$. Among 38 kinds of plant extracts, 5 kinds showed relatively strong anti-complementary activity which decreased $TCH_{50}$ more than 60% comparison with control and the order of activity was Zingiber officinale>Colocasia antiquorum>Capsella bursapastoris>Ginkgo biloba>Alium monanthum in $1000{\mu}g/ml$. The anti-complementary activity of ZR-1 prepared from the root of Zingiber officinale which was showed the most potent activity, did not change by pronase treatment, but decreased greatly by periodate oxidation. These results indicate that not protein moiety but carbohydrate moiety in ZR-1 fraction may also contribute to the anti-complementary activity. Also, the anti-complementary activity of ZR-1 was reduced partially in the absence of the $Ca^{2+}$ ion. When crossed immunoelectrophoresis using anti-human C3 serum was carried out after incubation of normal human serum with the ZR-1 in $Ca^{2+}$ free condition, a cleavage of C3 precipitin line was observed. Furthermore this polysaccharide fraction considerably inhibited $ACH_{50}$. These results also indicate that the mode of complement activation by polysaccharide from Zingiber officinale is via not only the classical pathway but also the alternative pathway.

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Anti-oxidative and Immunomodulating Activities of Solvent Extracts from Broccoli (Brassica oleracea) Sprouts (브로콜리 새싹 용매 추출물의 항산화 및 면역조절 활성)

  • Koh, Jong-Ho;Kim, Hoon;Hwang, Jong-Hyun;Yu, Kwang-Won
    • The Korean Journal of Food And Nutrition
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    • v.32 no.1
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    • pp.1-10
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    • 2019
  • In order to examine the functionality of broccoli sprout (Brassica oleracea, BS), solvent extracts were prepared and their anti-oxidative and immunomodulating activities were compared with those of broccoli (B). EtOH extracts (E) were potently higher than hot-water extracts (HW) in the antioxidant contents and radical scavenging activity. In particular, the total polyphenolic contents in addition to ABTS and DPPH radical scavenging activity were significantly higher in EtOH extract of broccoli sprout (BS-E; 9.15 mg GAE/g, 4.52 mg AEAC/g, and 1.14 mg AEAC/g) compared with that of broccoli (B-E; 7.83 mg GAE/g, 3.63 mg AEAC/g, and 0.97 mg/AEAC/g). Whereas, total flavonoid content was significantly higher in B-E (1.60 mg QE/g) than BS-E (1.43 mg QE/g). Anti-inflammatory activity was investigated using LPS-induced cell line model at a concentration of $10{\sim}100{\mu}g/mL$, in which all solvent extracts of both broccoli sprouts and broccoli were not toxic to RAW 264.7 cell lines. In anti-inflammatory activity of broccoli sprouts, EtOH extracts also showed significantly more potent activity than hot-water extracts in all sample concentrations tested. In addition, BS-E ($100{\mu}g/mL$) inhibited nitric oxide (NO) and IL-6 production to 60.9% and 68.9% compared with the LPS inflammation group (without extracts), whereas B-E inhibited 49.6% and 54.9%. On the other hand, in immunostimulating activity by splenocytes and macrophages, hot-water extract showed significantly higher activity than EtOH extract. Especially, BS-HW stimulated the splenocyte proliferation (1.2-fold against saline group) and IFN-${\gamma}$ production (264.39 pg/mL) at $100{\mu}g/mL$, and the production of IL-6 (1.33-fold), IL-12 (1.09-fold) and TNF-${\alpha}$ (1.49-fold) from macrophages was also significantly enhanced over broccoli. In conclusion, broccoli sprouts showed more potent anti-oxidative, anti-inflammatory and immunostimulating activity than broccoli, suggesting the possibility of using broccoli sprouts as functional food materials.

Anti-obesity Effect of Black Vinegar Fermented with Herbal Extracts

  • Lee, Dongsub;Park, Sangwook
    • Biomedical Science Letters
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    • v.23 no.4
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    • pp.402-405
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    • 2017
  • Vinegar has been widely produced for a variety of industrial and domestic use as well as medicinal use. For sale of the commercial vinegar with herbal extracts, we produced an experimental black vinegar through sequential fermentation of alcohol, followed by acetic acid according to the manufacturer's procedure. To investigate the effect of anti-obesity of black vinegar on biochemical values, we evaluated enzyme activities via acetyl-CoA carboxylase (ACC), which plays a critical role in the lipid metabolism. We found that increased phosphorylated adenosine monophosphate (AMP) activated protein kinase (AMPK) and ACC in L6 mouse muscle cells treated with the manufactured vinegar. Based on the results, supplementation of experimental herbal black vinegar inactivates ACC, enhancing the phosphorylation of AMPK. Thus, the lipid oxidation and inhibitory effect of fatty acid synthesis by the black vinegar expects to facilitate the anti-obesity activity.

Inhibition of 5α-reductase of de novo Generation of Short Anti-oxidant Peptides

  • Lee, Sung-Gyu;Kang, Hyun
    • Biomedical Science Letters
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    • v.24 no.3
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    • pp.263-269
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    • 2018
  • This study aims to investigate the biological activities related to hair loss of short anti-oxidant peptides (DK peptides) $5{\alpha}$-reductase inhibition and anti-oxidation. The series of DK peptides were generated amphipathic helical properties using leucines, lysines and tryptophan residues. Cell viability and free radical scavenging activities were performed using 3-(4, 5-dimethylthiazol-2-yl)-2, 5-diphenyl-tetrazolium bromide (MTT) and 2, 2-diphenyl-1-picrylhydrazyl (DPPH) assay, respectively. The DK peptides were investigated for inhibitory activity against $5{\alpha}$-reductase. Antioxidant activities were determined by means of, 2, 2-diphenyl-1-picrylhydrazyl (DPPH) assays. All peptides could inhibit $5{\alpha}$-reductase in lipopolysaccharide-stimulated macrophage. In conclusion, DK peptides was suggested as the most attractive ingredients for improving hair loss, because of the high inhibitory against $5{\alpha}$-reductase inhibition.

Natural Preservative BMB-CF

  • Lee, Ho
    • Proceedings of the SCSK Conference
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    • 2003.09b
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    • pp.50-59
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    • 2003
  • BMB-CF has been constituted of purified fractions of Scutellaria baicalensis, which has medicinal effect such as anti-microbial. anti-inflammation. fever remedy. anti-oxidation. and anti-aging effect etc.. It has been used in traditional medicine formula from long time ago in the east Asia. It is constituted of the active flavone ingredients such as baicalin. baicalein. DTF(Di-methyl Tetra -hydroxy Flavone), wogonin. wogonoside. $\beta$- Sitosterol. etc.. General purified fractions of Scutellaria baicalensis has the high portion of the baicalin which has the problem of narrow antimicrobial spectrum and compatibility against cosmetic formula. Now. we has been develop the new purificaton process of Scutellaria baicalensis that has the high rate of DTF content, which is improved in antimicrobial activity and cosmetics compatibility. So. we have assure that it is the potent preservative against various cosmetic formula.

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Comparison of Biological Activities on Extracts and Fractions in Compositae Plants (국화류 추출물 및 분획물의 생리활성 비교연구)

  • Kang, Jeong-Ran;Yu, Eun-Mi;Han, Kap-Hoon
    • Journal of Convergence for Information Technology
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    • v.9 no.9
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    • pp.245-251
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    • 2019
  • This study was conducted to investigate the anti-oxidative, anti-oxidative and tyrosinase inhibitory effects of MeOH 80% extract and hexane, chloroform, ethyl acetate, butanol and aqueous fraction on three kinds of compositae plants in Korea. In the antimicrobial effect, the extract and chloroform fraction of Eclipta prostrata and hexane fraction of Carpesium abrotanoides L. and chloroform fraction of Siegesbeckia glabrescens exhibited significant inhibition. The antioxidant activity of ethyl acetate and butanol fractions was more than 90% in all three plants. In case of tyrosinase activity, showed a potent inhibition ethlyacetate fraction of Siegesbeckia glabrescens and Carpesium abrotanoides L, which were higher than control group. In MeOH 80% extracts, there was not found to have antimicrobial, anti-oxidant and tyrosinase inhibitory activity, however there was ethylacetate fraction of Siegesbeckia glabrescens to show effectss commonly in the three assay system.

Inhibition Effect Against Elastase, Collagenase, Hyaluronidase and Anti-oxidant Activity of Thinning Green Ball Apple

  • Go, Yu-Jin;Kim, Ye-Eun;Kim, Hyun-Nam;Lee, Eun-Ho;Cho, Eun-Bi;Alex, Alex;Cho, Young-Je
    • Proceedings of the Plant Resources Society of Korea Conference
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    • 2019.10a
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    • pp.63-63
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    • 2019
  • The thinning Green ball apple was extracted using water and ethanol and a phenolic concentration of thinning Green ball apple was $50-200{\mu}g/mL$. The water and ethanol extracts of thinning Green ball apple showed 94.69% and 92.24% 1,1-diphenyl-2-picrylhydrazyl radical scavenging activity and 100.30% and 99.16% 2,2'-Azinobis-(3-ethylbenzothiazoline-6-sulfonic acid) radical scavenging activity at phenolic concentration of $200{\mu}g/mL$, respectively. The water and ethanol extracts of thinning Green ball apple showed antioxidant protection factor of 1.76 antioxidant protection factor and 1.76 antioxidant protection factor, respectively. The water and ethanol extracts showed 101.46% and 99.64% anti-oxidative effect on thiobarbituric acid reactive substances at phenolic concentration of $200{\mu}g/mL$. Hence, the water and ethanol extracts of thinning Green ball apple can be considered a potential anti-oxidant. The water and ethanol extracts showed 33.28% and 32.14% hyaluronidase inhibition, respectively, at phenolic concentration of $150{\mu}g/mL$. The water and ethanol extracts showed 47.33% and 40.92% elastase inhibition and 46.19% and 65.58% collagenase inhibition at phenolic concentration of $200{\mu}g/mL$, respectively. About these experiments, thinning Green ball apple was found to exhibit anti-oxidation activity as well as hyaluronidase, elastase and collagenase inhibitory activities. Therefore, thinning Green ball apple can be considered a potential source for functional food.

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Comparative Studies on the Anti-oxidation Activities of Aralia continentalis Root and Angelica pubescens Root (한국독활(韓國獨活)과 중국독활(中國獨活)의 항산화효능 비교 연구)

  • Shin, Myoung-Soup;Han, Hyo-Sang;Lee, Young-Jong
    • The Korea Journal of Herbology
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    • v.24 no.2
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    • pp.67-76
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    • 2009
  • Objectives : The present study compared Aralia continentalis Root and Angelica pubescens Root used in Korea and China respectively concerning their anti-oxidant effect Methods : We tested the anti-oxidant effect through in vitro experiment and in vivo experiment that induced oxidative stress using ethanol. Results : 1. DPPH scavenging activity was stronger in Aralia continentalis Root than in Angelica pubescens Root 2. Superoxide anion radical scavenging activity was similar between Aralia continentalis Root and Angelica pubescens Root 3. The linoleic acid peroxidation inhibition effect was stronger in Aralia continentalis Root than in Angelica pubescens Root. 4. The phenolic component was higher in Aralia continentalis Root than in Angelica pubescens Root. 5. Both Aralia continentalis Root and Angelica pubescens Root increased the concentration of GSH and decreased SOD activity in mice, in which oxidative stress was induced, and the effect was stronger in Aralia continentalis Root. 6. Aralia continentalis Root increased GSH peroxidase activity but Angelica pubescens Root did not have such an effect. 7. Neither Aralia continentalis Root nor Angelica pubescens Root had a significant effect on catalase, ADH and ALDH in mice, in which oxidative stress was induced. Conclusions : Aralia continentalis Root has a stronger anti-oxidant effect than Angelica pubescens Root. Thus, although Aralia continentalis Root is not an original plant recorded in botanical literature, it may be usable based on the data about its effects.