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Md. Anisuzzaman Chowdhury,고해주,이환,Md. Aminul Haque,박일선,이동성,우은란 대한약학회 2017 Archives of Pharmacal Research Vol.40 No.3
Previous phytochemical investigations of Akebiae compound 1 and the inhibitory effects of components fromAkebiae Caulis on Ab42 fibrillogenesis. Caulis resulted in the isolation of triterpenes, triterpeneglycosides, phenylethanoid glycosides and megastigmaneglycoside. Amyloid beta (Ab), the main component of thesenile plaques detected in Alzheimer’s disease, induces celldeath. However, only a limited number of studies haveaddressed the biological and pharmacological effects ofAkebiae Caulis. In particular, the inhibitory activity ofAkebiae Caulis against Ab42 fibrillogenesis remainsunclear. Herein, a new triterpene glycoside, akequintoside F(1), along with nine known compounds pulsatilla saponin A(2), collinsonidin (3), akebonic acid (4), hederagenin (5),1-(30,40-dihydroxycinnamoyl) cyclopentane-2,3-diol (6),asperosaponin C (7), leontoside A (8), quinatic acid (9), andquinatoside A (10) were isolated from Akebiae Caulis usingrepeated column chromatography with silica gel, LiChroprepRP-18, and MCI gel. The chemical structures ofcompounds 1–10 were illustrated based on 1D and 2D NMRspectroscopy, including 1H-1H COSY, HSQC, HMBC andNOESY spectroscopic analyses. Compound 1 a novelcompound and known compounds 6 and 7 were isolated forthe first time from this plant. Among these compounds, 1, 3,4, 5 and 7 displayed significant inhibitory effects on Ab42induced fibrillogenesis. We present the first report of new
Anisuzzaman Md,Jeong U-Cheol,Jin Feng,Choi Jong-Kuk,Kabery Kamrunnahar,이다인,유학선,강석중 한국수산과학회 2017 Fisheries and Aquatic Sciences Vol.20 No.4
The experiment was conducted to investigate the effects of different algae in diet on growth, survival, and interleukin-10 productions of sea cucumber. At first, a 9-week feeding trail was conducted to evaluate the growth performance and survival of the sea cucumber fed one of the six experimental diets containing ST (Sargassum thunbergii), UL (Ulva lactuca), UP (Undaria pinnatifida), LJ (Laminaria japonica), SS (Schizochytrium sp.), and NO (Nannochloropsis oculata) in a recirculating aquaculture system. The result showed that survival was not significantly different among the dietary treatments, and the specific growth rate (SGR) of sea cucumber fed the UL diet (1.58% d−1) was significantly higher than that of sea cucumber fed the other diets (P < 0.05), except for the LJ and NO diets. Secondly, interleukin (IL)-10 gene expression was determined where mice splenocytes were stimulated with 10 μg ml−1 of sea cucumber extracts for 2 h. The result showed that IL-10 gene expression levels were significantly increased in UL, LJ, and NO diets fed sea cucumber extracts compared to other experimental diets. The results suggest that dietary inclusion with Ulva lactuca, Laminaria japonica, and Nannochloropsis oculata algae may improve the growth of juvenile sea cucumber and could upregulate IL-10 gene expression in mice splenocytes. Such detailed information could be helpful in further development of more appropriate diets for sea cucumber culture.
Anisuzzaman, Md,Jeong, U-Cheol,Jin, Feng,Choi, Jong-Kuk,Kamrunnahar, Kabery,Lee, Da-In,Yu, Hak Sun,Kang, Seok-Joong The Korean Society of Fisheries and Aquatic Scienc 2017 Fisheries and Aquatic Sciences Vol.20 No.10
The experiment was conducted to investigate the effects of different algae in diet on growth, survival, and interleukin-10 productions of sea cucumber. At first, a 9-week feeding trail was conducted to evaluate the growth performance and survival of the sea cucumber fed one of the six experimental diets containing ST (Sargassum thunbergii), UL (Ulva lactuca), UP (Undaria pinnatifida), LJ (Laminaria japonica), SS (Schizochytrium sp.), and NO (Nannochloropsis oculata) in a recirculating aquaculture system. The result showed that survival was not significantly different among the dietary treatments, and the specific growth rate (SGR) of sea cucumber fed the UL diet ($1.58%d^{-1}$) was significantly higher than that of sea cucumber fed the other diets (P < 0.05), except for the LJ and NO diets. Secondly, interleukin (IL)-10 gene expression was determined where mice splenocytes were stimulated with $10{\mu}g\;ml^{-1}$ of sea cucumber extracts for 2 h. The result showed that IL-10 gene expression levels were significantly increased in UL, LJ, and NO diets fed sea cucumber extracts compared to other experimental diets. The results suggest that dietary inclusion with Ulva lactuca, Laminaria japonica, and Nannochloropsis oculata algae may improve the growth of juvenile sea cucumber and could upregulate IL-10 gene expression in mice splenocytes. Such detailed information could be helpful in further development of more appropriate diets for sea cucumber culture.