• 제목/요약/키워드: NK1

검색결과 548건 처리시간 0.032초

부위별(部位別) 녹용(鹿茸)이 흑색종(黑色腫) 유발(誘發) 생쥐의 종양억제(腫瘍抑制)와 면역기능(免疫機能)에 미치는 영향(影響) (Effects of Partial Cervus elaphus Linne' Extract on Antitumoral Immune Response in Melanoma-induced Mice)

  • 오하석;김장현
    • 대한한방소아과학회지
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    • 제14권1호
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    • pp.39-78
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    • 2000
  • Introduction: In order to investigate the effects of partial Cervus elaphus Linne' extract on antitumoral immunological, a group of mice are melanoma-induced and observed reponses in terms of the number of lymphocyte, CD4+ count, CD8+ count, CD4+/CD8+ ratio in blood and spleen, change in body weight, melanoma weight, spleen index, NK cell activity and productivity of IL-2 in each mouse Methodology: Male C57BL/6 mice were chosen as an experimental object and were divided into 5 groups randomly selection. The normal group did not receive any induction. The control group was treated with normal saline in melanoma-induced' mice. Sample I group induced the upper part of Cervus elaphus Linne' extract in melanoma-induced mice. Sample II group was induced the middle part of Cervus elaphus Linne' extract in melanoma-induced mice. Sample III group was induced the lower part of Cervus elaphus Linne' extract in melanoma-induced mice. The dosage of medication was 0.2cc daily for 14days. Results: 1. There was a significant difference in the number of lymphocyte in spleen in the sample I (upper part of Cervus elaphus Linne' extract induced) and the sample II (middle part of Cervus elaphus Linne' extract induced) compared to the control group and the sample III (lower part of Cervus elaphus Linne' extract induced). On the other hand, no significant difference was observed in the number of lymphocyte in blood in the control group and all sample groups. 2. In the CD4+ T cell ratio in blood, all three sample groups showed differences compared to the control group, though there was no significant difference between sample groups. In the CD4+ T cell ratio in spleen, there was a difference between the sample I and the control group, while the sample II and the sample III had significant difference to the control group. And also, it has been observed there were differences between the sample I and the other samples. 3. In the CD8+ T cell ratio in spleen, all three sample groups showed significant differences compared to the control group, while there was no difference between groups in the ratio in blood. 4. In the CD4+/CD8+ T cell ratio in blood, the sample I showed a significant difference compared to the control group, while the sample 1I and sample III showed differences compared to the control group. In the CD4+/CD8+ T cell ratio in spleen, all three samples showed a significant difference compared to the control group, when the sample I had a difference to the other sample groups. 5. The spleen index of the sample I and the sample II showed a significant difference compared to the sample III and the control group. In comparison between the sample groups, the sample I and the sample II showed a significant difference to the sample III. 6. In terms of the change in body weight and melanoma weight, all three sample groups showed a significant difference compared to the control group, while the comparison between the sample groups showed the sample and the sample II had a significant difference to the sample Ⅲ. 7. In comparison of NK cell activity, the sample I had a difference compared to the other groups when the effector to target cell ratio was 2.5:1. With the ratio of 5:1, the sample I and sample II showed significant differences compared to the control group, while the sample Ⅲ showed a difference. When the effector to target cell ratio was 10:1, there was no difference between groups. 8. In the productivity of IL-2, all three sample groups showed significant differences compared to the control group. In comparison between sample groups, there were significant differences between each sample groups in order of the sample I , the sample II and the sample Ⅲ. Conclusion: As one can witness from the above results, administration of partial Cervus elaphus Linne extract played important role in antitumoral immune response in melanoma-induced mice, and it could be suggested that sample I and sample II groups have prominent antitumoral immune effect.

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곰의말채 부위별 추출물의 항암 및 면역증진 효과 (Anticancer and Immune-modulatory Activities of Extracts from Various Parts of Cornus macrophylla Wall.)

  • 김영;한재건;하지혜;정향숙;김철희;권민철;이학주;강하영;최근표;이현용
    • 한국약용작물학회지
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    • 제16권5호
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    • pp.349-355
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    • 2008
  • 곰의말채의 항암 및 면역활성을 탐색하고자 수피, 목부, 잎의 부위별 메탄올 추출물을 이용하여 연구를 수행하였다. 인간 정상 신장세포를 이용한 세포독성 실험에서 모든 추출물이 1.0mg/ml 농도의 첨가를 통해 대략 25% 이하의 세포독성을 나타내었다. 폐암세포인 A549와 유방암세포인 MCF-7을 이용한 항암실험에서 수피 추출물이 1.0mg/ml 농도의 첨가를 통해 각각 57.4%와 58.7%의 생육저해 활성을 보였다. 모든 추출 시료가 면역세포인 B세포와 T세포의 생육을 촉진하였는데, 특히 수피 추출물 첨가를 통해 B세포와 T세포의 생육이 5일째 대조군과 비교하여 각각 38.7%와 58.7%까지 증진되었다. 면역세포 분비물인 IL-6와 TNF-$\alpha$의 분비량 측정에서도 수피 추출물 첨가군이 $1.28{\times}10^{?4}\;pg/cell$, $1.38{\times}10^{?4}\;pg/cell$를 나타내며, 각각 $0.86{\times}10^{?4}\;pg/cell$, $0.70{\times}10^{?4}$을 나타낸 대조군에 비하여 유의적인 증가를 나타내었다. 또한 면역세포 분비물 첨가를 통한 NK-92MI세포 생육 증진에도 효과를 나타내는 것을 확인하였다. 이로써 곰의말채 추출 성분이 항암 및 면역활성에 유용한 성분을 함유하고 있으며, 특히 수피 추출물이 유의적으로 높은 활성을 나타내는 것으로 사료된다.

암환자의 방사선치료에서 흉부 및 전골반강 조사직후 백혈구 및 림프구아헝 변화에 대한 연구 (Postirradiation Changes of White Blood Cells and Lymphocyte Subpopulations in Cancer Patients)

  • 안성자;정웅기;남택근;나병식;노영희
    • Radiation Oncology Journal
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    • 제14권1호
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    • pp.53-59
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    • 1996
  • 목적 : 암환자에서 방사선치료에 의한 면역기능의 저하에 대해서는 많은 보고가 되어 있다. 저자들은 방사선치료부위중 비교적 활동성 골수를 많이 포함하고 있는 흥부 및 골반강조사 직후 어느정도 면역력의 저하가 오는지 알아보고자 하였다. 대상 및 방법 : 1995년 1월부터 1995년 4월까지 등록된 61 명의 환자중 48 명을 대상으로 분석 하였다. 이중 흉부(조사문, >$150cm^2$)에 방사선치료를 시행한 환자는 29명이었고 전골반강부에 방사선치료를 시행한 환자는 19명 이었다. 연령분포는 36세에서 73세 였으며 평균 및 중간값 모두 57세 였으며 남녀비는 1.3(27/21)이었다. 환자의 면역기능의 지표는 말초혈액검사에서 전혈구 및 감별혈구계산(CBC with D/C), 간기능검사, 신장기능검사 및 림프구아형검사(CD3, CD4, CD8, CDl6, CD56, CDl9)를 시행 하였으며, 검사시기는 방사선치료 직전과 4500 cGy - 5000 cGy 선량에서 동일 검사를 반복시행 하였으며, 1980cGy에서는 전혈구 및 감별혈구계산만 시행하였다. 결과 : 전체환자의 치료전 백혈구 총수는 7017이었으며 방사선치료직후 평균 4470으로 감소하였다(p=0.0000). 감별혈구계산에서는, 림프구수는 평균 2047 에서 537 로(p=0.0000) 로 감소하였고, 호중구, 호염구세포의 절대수도 통계학적으로 유의한 감소를 보였으나, 단핵세포는 변화가 없었으며, 호산구세포는 오히려 방사선치료후 증가하였으나 통계적인 의의는 없었다. 림프구아형에 대한 검사결과는, 모든아형의 절대수가 통계학적으로 유의한 감소를 보였으며, CD4/CD8비는 치료전 평균 1.09에서 0.99로 감소 하였으나 통계적인 유의성은 없었다. 전체 림프구에 대한 비율의 변화를 보면, B림프구(CD 19)는 감소하였으나, 그외 아형의 비율은 방사선치료후 변화를 보이지 않았다. 혈청면역글로불린은 초기 Ig, G, Ig A, Ig M 모두 정상값보다 눌은 수치였으며, 방사선치료에 따른 변화는 Ig M에서만이 통계적으로 유의한 감소를 보였으며, Ig G, A는유의한 변화가 없었다. 결론 : 흉부나 골반강부위의 방사선치료는 림프구의 급격한 저하를 초래하는 반면 단핵구등은 비교적 잘 유지 되었으며, 호산구는 오히려 증가 됨을 알수 있었으나, 인체의 면역과의 관계를 설명하기 위해서는 림프구의 기능변화가 함께 연구 되어져야 하겠다.

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육종용약침의 항암작용(抗癌作用) 및 면역효과(免疫效果)에 대(對)한 실험적(實驗的) 연구(硏究) (Study on the Anti-cancer, Anti-metastasis and Immune response improvement of Aqua-acupuncture with Cistanches Herba infusion solution)

  • 이은용;이병렬
    • Journal of Acupuncture Research
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    • 제17권1호
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    • pp.251-286
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    • 2000
  • To study the effects of anti-cancer, anti-metastasis and immune response improvement of aqua-acupuncture with Cistanches Herba infusion solution, we used Cistanches Herba infusion solution(taken by water-alcohol method) put into Chung-wan(CV12) and Chok-Samni(S36) of BALB/c or C57BL/6 which are corresponding to human body. We observed the cytotoxicity, the effect on the expression of MMP-9 gene, the ability to control cancer cell proliferation, change of body weight, surviving number, MST, ILS, changes in amount of WBC, RBC, PLT, total protein, creatinine, glucose and LDH, weight of spleen, number of pulmonary colony, histological analysis on tissue metastasis of lung and liver, splenic cell proliferation, the expression of cytokine gene, the number of $CD4^+$, $CD8^+$, $CD19^+$ and NK cell, and concluded like this. The results were obtained as follows : 1. The cytotoxicity about B16-F10 cell line of $2^0$, $2^{-1}$, $2^{-2}$, $2^{-5}$ diluent groups in Cistanches Herba infusion solution treatment was inhibited significantly, compared with control group. 2. The cytotoxicity about HT1080 cell line of $2^0$, $2^{-1}$, $2^{-2}$, $2^{-3}$, $2^{-5}$, $2^{-8}$ diluent groups in Cistanches Herba infusion solution treatment was inhibited significantly, compared with control group. 3. The effect on expression of MMP-9 gene was decreased in all the sample groups, compared with control group. 4. The effect on the control-ability on the cancer cell proliferation showed cytotooicity significantly in $2^0$, $2^{-1}$, $2^{-2}$, $2^{-3}$, $2^{-4}$, $2^{-5}$ diluent groups. 5. S-180 cancer cell line transplants in BALB/c mice were inhibited significantly in weight increase in all the sample groups, compared with control group. The surviving number increased in almost sample groups, except one group put into Chok-Samni(S36) with 20% Cistanches Herba infusion solution treatment group that showed same number of the control group. 6. S-180 cancer cell line transplants in BALB/c mice showed high MST and ILS significantly in almost sample groups, compared with control group. But one group put into Chok-Samni(S36) with 20% Cistanches Herba infusion solution treatment group showed low MST and ILS than control group. 7. The sample group injected in vein with B16-F10 cancer cell line in C57BL/6 mice showed increased ILS compared with control group significantly in anti-metastasis test. 8. The sample group injected in vein with B16-F10 cancer cell line in C57BL/6 mice were increased significantly in the number of WBC and glucose, and decreased significantly in the amount of LDH, compared with control group. However, there's no significant increase or decrease in number of RBC, PLT, total protein and creatinine. 9. We couldn't find any significant relation in spleen weight of the sample group. 10. In pulmonary colony, sample group was decreased significantly, compared with control group. 11. Histological analysis of sample group inhivited compared with that of control group in both of lung and liver. 12. In immune system, all the sample groups showed having more relevancy to the effect on splenic cell proliferation than normal group. 13. The effect on cytokine gene expression of all the sample groups were increased than control group. 14. In flow cytometry there's no significant relation in number of $CD8^+$, $CD19^+$ cell, however, the number of $CD4^+$ cell and NK cell in sample groups were increased than in control group. Above the results showed that aqua-acupuncture of Cistanches Herba infusion solution has effects of anti-cancer, anti-metastasis and immune response improvement.

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Differential Signaling via Tumor Necrosis Factor-Associated Factors (TRAFs) by CD27 and CD40 in Mouse B Cells

  • Woo, So-Youn;Park, Hae-Kyung;Bishop, Gail A.
    • IMMUNE NETWORK
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    • 제4권3호
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    • pp.143-154
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    • 2004
  • Background: CD27 is recently known as a memory B cell marker and is mainly expressed in activated T cells, some B cell population and NK cells. CD27 is a member of tumor necrosis factor receptor family. Like CD40 molecule, CD27 has (P/S/T/A) X(Q/E)E motif for interacting with TNF receptor-associated factors (TRAFs), and TRAF2 and TRAF5 bindings to CD27 in 293T cells were reported. Methods: To investigate the CD27 signaling effect in B cells, human CD40 extracellular domain containing mouse CD27 cytoplamic domain construct (hCD40-mCD27) was transfected into mouse B cell line CH12.LX and M12.4.1. Results: Through the stimulation of hCD40-mCD27 molecule via anti-human CD40 antibody or CD154 ligation, expression of CD11a, CD23, CD54, CD70 and CD80 were increased and secretion of IgM was induced, which were comparable to the effect of CD40 stimulation. TRAF2 and TRAF3 were recruited into lipid-enriched membrane raft and were bound to CD27 in M12.4.1 cells. CD27 stimulation, however, did not increase TRAF2 or TRAF3 degradation. Conclusion: In contrast to CD40 signaling pathway, TRAF2 and TRAF3 degradation was not observed after CD27 stimulation and it might contribute to prolonged B cell activation through CD27 signaling.

Enzymatic Activity of Liquid Nuruk according to Types of Nuruk Molds and Degree of Rice-polishing

  • Cho, Jae-Chul
    • 한국조리학회지
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    • 제23권1호
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    • pp.95-102
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    • 2017
  • This study was activity of ${\alpha}-amylase$, glucoamylase of liquid Nuruk prepared using liquid Nuruk (NK) and Aspergillus kawachii (AK), Aspergillus niger (AN), Aspergillus oryzae (AO), Monascus kaoliang (MK). To investigate the relationship between the enzymatic activity and the total sugar content of liquid Nuruk depending on the types of Nuruk molds and the degree of rice-polishing. The activity of ${\alpha}-amylase$ depending on the types of Nuruk molds was shown to be 8.82, 8.72 units/mL in AN and AK treatments in brown rice liquid Nuruk at 24 hours after incubation, as the degree of rice-polishing increased, the activity of ${\alpha}-amylase$ was significantly lower (p<0.05). When brown rice was incubated in AN, it showed 8.83 units/mL at 48 hours after incubation, which was the highest activity, but there was no significantly difference (p<0.05), as the degree of rice- polishing was higher, the activity of ${\alpha}-amylase$ was lower. The activity of glucoamylase depending on the degree of rice-polishing showed 3,013 units/mL in AO treatment in brown rice liquid Nuruk at 24 hours after incubation, and the enzymatic activity was significantly higher (p<0.05). As the degree of rice-polishing increased, the activity of glucoamylase decreased, so liquid brown rice Nuruk showed the highest enzymatic activity, liquid white rice Nuruk was the lowest enzymatic activity. The highest enzymatic activity appeared in liquid Nuruk with brown rice at 48 hours after incubation. The activity of ${\alpha}-amylase$, glucoamylase showed higher enzymatic productivity as the degree of rice-polishing was lower, and there was an inverse correlation with the total sugar content.

병풀 추출물의 식용 나노입자화를 통한 면역 활성 증진 (Enhancement of Immuno-modulatory of Centella asiatica L. Urban with Edible Polymer through Nano-encapsulation Process)

  • 하지혜;권민철;김영;김승섭;정명훈;황백;이현용
    • 한국약용작물학회지
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    • 제17권4호
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    • pp.257-265
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    • 2009
  • Phosphatidylcholine was used to encapsulate aqueous extracts of Centella asiatica, and its biological activity was compared with another aqueous extracts. Nanoparticle of C. asiatica was made by encapsulation to w/o type spherical liposome which of aqueous extracts seized with oil phase as 78.2 nm average diameter. Cytotoxicity of the nanoparticle was measured on human skin fibroblast cells, CCD-986sk, and showed lower cytotoxicity on 1.0 mg/$m{\ell}$ of highest concentration as 28% than that of another extracts. The nanoparticle showed the highest promotion of human B and T cell growth up to 138% and 135%, respectively, compared to the control. and the NK cell growth was promoted up to 8% higher than the control in proportion to secretion of IL-6 and TNF-$\alpha$ from immune cell growth. Also nanoparticle showed highest inhibition activity of hyaluronidase on 1.0 mg/$m{\ell}$ of highest concentration as 60.5%. It seems that because of enhanced biological application of aqueous extracts on cell through nano-encapsulation process.

Cholinergic and Neurokinergic Agonist-induced $Ca^{2+}$ Responses in Rat von Ebner's Gland Acinar Cells

  • Chung, Ki-Myung;Kim, Sang-Hee;Cho, Young-Kyung;Roper, Stephen D.;Kim, Kyung-Nyun
    • International Journal of Oral Biology
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    • 제31권3호
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    • pp.99-105
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    • 2006
  • Von Ebner's glands (vEG) are minor salivary glands associated with circumvallate and foliate papilla. The secretions of vEG consist of microenvironment of the taste buds in the circumvallate and foliate papillae, and thus saliva from vEG plays a role in the perception of taste. The $Ca^{2+}$ signaling system in rat vEG acinar cell was examined using the $Ca^{2+}$-sensitive fluorescent indicator Fura-2. Agonist-induced increase in intracellular $Ca^{2+}\;([Ca^{2+}]_i)$ was stimulated by carbachol (CCh) and substance P (SP), but not by norepinephrine (NE), and recovered to control levels by their receptor antagonists dose-dependently. The effects were also observed in $Ca^{2+}$-free medium, suggesting mobilization from intracellular $Ca^{2+}$ store. These results in the vEG acinar cell indicate that 1) $[Ca^{2+}]_i$ is at least regulated by muscarinic and neurokininergic (NK1) receptors; 2) the increases in $[Ca^{2+}])i$ activated by CCh and SP are mainly mediated by discharge of cytosolic calcium pool.

Effects of Beryllium on Human Serum Immunoglobulin and Lymphocyte Subpopulation

  • Kim, Ki-Woong;Kim, DaeSeong;Won, Yong Lim;Kang, Seong-Kyu
    • Toxicological Research
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    • 제29권2호
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    • pp.115-120
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    • 2013
  • To investigate the effects of short-term exposure of beryllium on the human immune system, the proportion of T-lymphocytes such as CD3+, CD4+, CD8+, CD95, and NK cells, and the proportion of B cells and $TNF{\alpha}$ level in peripheral blood and immunoglobulins in the serum of 43 exposed workers and 34 healthy control subjects were studied. External exposure to beryllium was measured by atomic absorption spectrometer as recommended by the NIOSH analytical method 7300. T lymphocyte subpopulation analysis was carried out with flow cytometer. The working duration of exposed workers was less than 3 months and the mean ambient beryllium level was $3.4{\mu}g/m^3$, $112.3{\mu}g/m^3$, and $2.3{\mu}g/m^3$ in molding (furnace), deforming (grinding), and sorting processes, respectively (cited from Kim et al., 2008). However, ambient beryllium level after process change was non-detectable (< $0.1{\mu}g/m^3$). The number of T lymphocytes and the amount of immunoglobulins in the beryllium-exposed workers and control subjects were not significantly different, except for the total number of lymphocytes and CD95 (APO1/FAS). The total number of lymphocytes was higher in the beryllium-exposed individuals than in the healthy control subjects. Multiple logistic regression analysis showed lymphocytes to be affected by beryllium exposure (odd ratio = 7.293; p<0.001). These results show that short-term exposure to beryllium does not induce immune dysfunction but is probably associated with lymphocytes proliferation.

인삼양영탕(人蔘養榮湯)이 비소세포 폐암세포 이식 마우스에서 항암, 면역활성 및 악액질 억제에 미치는 영향 (Anticancer and Related Immunomodulatory and Anticachexic Effects of Insamyangyoung-tang Extracts on Non Small Cell Lung Carcinoma, NCI-H520, Xenograft Mice)

  • 송광규;박미연;최해윤;김종대
    • 동의생리병리학회지
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    • 제27권1호
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    • pp.63-77
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    • 2013
  • The object of this study was to observe anticancer and related immunomodulatory and anticachexic effects of Insamyangyoung-tang aqueous extracts (ISYYTe) on non-small cell lung carcinoma (squamous epithelial carcinoma), NCI-H520, xenograft Balb/c nu-nu nude mice. Changes on the tumor volume and weights, lymphatic organ(spleen and popliteal lymph node), serum interferon (IFN)-${\gamma}$ levels, splenocytes and peritoneal macrophage activities (NK cell activity), splenic tumor necrosis factor (TNF)-${\alpha}$, interleukin (IL)-$1{\beta}$ and IL-10 contents, splenic T-lymphocyte subsets (CD3+, CD4+ and CD8+) and TNF-${\alpha}+$ cells were observed with tumor mass and lymphatic organ histopathology to detect anticancer and immunomodulatory effects. In addition, changes on the body weights, epididymal fat weights and serum IL-6 levels were also detected with the thicknesses of deposited cervical brown adipose tissue and their mean diameters to monitor the tumor-related anticachexic effects. The results obtained in this study suggest that over 50 mg/kg of ISYYTe showed favorable anticancer effects on the NCI-H520 cell xenograft with immunomodulatory and anticachexic effects. However, detail mechanism studies should be conducted in future with the screening of the biological active compounds in this herb.