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김하원,허성회,곽석남,Kim, Ha-Won,Huh, Sung-Hoi,Kwak, Seok-Nam The Korean Society of Marine Environment and safet 2013 海洋環境安全學會誌 Vol.19 No.1
실비늘치(6.70~5.32 cm TL)의 성장과 생산량에 대한 연구는 동대만 잘피밭에서 2006년도에 실시하였다. 실비늘치 시료는 소형 빔트롤에 의해서 총 888개체가 채집되었다. Bertalanffy 성장식을 이용하여 구한 전장의 성장식은 $L_t=24.8257(1-e^{-0.5583(t+0.4816)})$이었다. 실비늘치의 밀도, 생체량, 일일생산량, 연간생산량, 그리고 P/B ratio는 각각 $0.01{\pm}0.009/m^2$, $0.17{\pm}0.16g/m^2$, $0.00006{\pm}0.00006g$ AFDW/$m^2$/day, 0.02g AFDW/$m^2$/yr, 그리고 0.12이었다. 실비늘치 생산량의 월변화는 컸으며, 7월(0.000182g AFDW/$m^2$/day), 9월(0.000127g AFDW/$m^2$/day) 그리고 11월(0.000123g AFDW/$m^2$/day)에 높았으며, 4월과 5월(0.000003g AFDW/$m^2$/day)에 가장 낮았다. 실비늘치의 생산량의 월변화는 개체수와 생체량, 그리고 성장률과 양의 상관관계를 보였다. The growth and production of Aulichthys japonicus (6.70~15.32 cm TL) were investigated in an eelgrass bed of Dongdae Bay, Korea throughout 2006. A total 888 A. japonicus were collected with a small beam trawl. Growth in fish total length was expressed by the von Bertalanffy's growth equation as: $L_t=24.8257(1-e^{-0.5583(t+0.4816)})$. The densities, biomass, daily, annual production, and P/B ratio were $0.01{\pm}0.009/m^{-2}$, $0.17{\pm}0.16g/m^2$, $0.00006{\pm}0.00006g$ AFDW/$m^2$/day, 0.02g AFDW/$m^2$/yr, and 0.12, respectively. Monthly variation in production of A. japonicus was large; the peak occurred at July, September and November 2006 (0.000182, 0.000127 and 0.000123 g AFDW/$m^2$/day), where as the lowest value was 0.000003g AFDW/$m^2$/day at April and May 2006. Monthly change in production of A. japonicus was positive correlated with number of individuals, biomass and growth rate.
김하원 大韓免疫學會 1996 大韓免疫學會誌 Vol.18 No.4
Ganoderma lucidum is a famous Oriental medicinal fungus that has various biological activities such as inhibition of antibody production, immunosuppressive antiviral activity, inhibition of histamine release and cytotoxicity. The carpophores were extracted with hot water and fractionated into high molecular (HM) and low molecular (LM) fractions and methanol extracted fraction was further fractionated into eight fractions: GLA, GLB, GLC, GLD, GI .E, GLF, GLG and GLH. When the peripheral blood mononuclear cell (FBMC) was cultured for 5 days in the presence of various concentrations of the HM and LM, both fractions did not affect the cell proliferation when measured by [3H]-thymidine incorporation. However, methanol extracted fractions suppressed cell proliferation in a concentration-dependent manner. Among them, GLC, GLE and GLG fractions led to the significant inhibition even at 10 ug/ml concentration. Upon stimulation of human Jurkat T cells with HM or LM for 30 seconds at various concentrations, dephosphorylation of protein tyrosine was observed in 50 kDa and 30 kDa proteins. On the contrary, phosphorylation of protein tyrosine occurred at 47 kDa protein when the- cells were treated with HM or LM at concentration dependently ranging from 1 ug/ml to 10 mg/ml. These data indicate that HM or LM rapidly activates intracellular protein tyrosine kinase and phosphatase that might be involved in signal transduction pathway.