中国南海三种礁栖海洋生物化学成分及生物活性研究
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摘要
海洋生物海绵和珊瑚是珊瑚礁生态系统的重要组成,其物种多样性丰富且富含结构新颖的活性物质,是海洋天然产物研究的热点物种。为了寻找新的生物活性成分,本文对采自我国南海海域的海绵Aaptos suberitoides,粉灰扇软柳珊瑚Subergorgia ornate和聚裂丛柳珊瑚Rumphella aggregata进行了系统的化学成分和生物活性研究。综合运用多种现代色谱分离技术,从以上三种海洋生物样品的甲醇提取物中,共分离得到68个化合物。应用核磁共振(NMR),质谱(MS),红外光谱(IR)、紫外光谱(UV)和圆二色谱(CD)法等现代波谱技术确定了其中55个化合物的化学结构,发现新化合物19个,其余化合物均为首次从上述所研究的海绵或珊瑚中得到。
     从南海海绵Aaptos suberitoides中共分离鉴定了23个化合物,化合物类型主要包括20个aaptamine类生物碱(AS-1-AS-15):8,9,9-trimethoxy-9H-benzo [de][1,6]naphthyridine (AS-1), demethyl(oxy)aaptamine (AS-2), Suberitine A (*AS-3), Suberitine B (*AS-4), Suberitine C (*AS-5), Suberitine D (*AS-6), Suberitine E (*AS-7), Suberitine F (*AS-8), Suberitine G (*AS-9), Suberitine H (*AS-10), Suberitine I (*AS-11), Suberitine J (*AS-12), Suberitine K (*AS-13), Suberitine L (*AS-14), Suberitine M (*AS-15),其中手性聚合体Suberitine E (*AS-7), Suberitine F (*AS-8), Suberitine H (*AS-10), Suberitine J (*AS-12), Suberitine K (*AS-13), Suberitine L (*AS-14), Suberitine M (*AS-15),经手性拆分进一步纯化出(*AS-7a)和(*AS-7b),(*AS-8a)和(*AS-8b),(*AS-10a)和(*AS-10b),(*AS-14a)和(*AS-14b),(*AS-15a)和(*AS-15b);1个咪唑类化合物:8a-methoxy-imidazo[1,5]-alpyridine-1,3-dione (*AS-16);1个聚酮类化合物:methyl-3,6-epoxy-4,6,8-triethyl-2,4,9-dodecatrienoate (AS-17);1个核苷类化合物:胸腺嘧啶-2’-脱氧核苷(AS-18)。从中发现19个新化合物(*标记),特别是化合物AS-3-AS-15为一类全新的具有以罕见的C-3-C-3'、C-3-C-6'或C-3-C-9's键链接多个aaptamine结构单元形成的新骨架聚合型生物碱。此外,根据A. suberitoides中特征成分aaptamine生物碱(AS-1-AS-15)的结构特点并结合文献,推测了聚合型aaptamine生物碱的可能生合成途径,并对该类新颖生物碱进行了初步的化学合成机理及化学半合成探讨。
     从粉灰扇软柳珊瑚Subergorgia ornate中共分离鉴定了9个化合物。化合物类型主要包括2个嘧啶类化合物:尿嘧啶(SO-1)、胸腺嘧啶(SO-2);7个核苷类化合物:尿嘧啶核苷(SO-3)、尿嘧啶-2’-脱氧核苷(SO-4)、胸腺嘧啶核苷(SO-5)、胸腺嘧啶-2’-脱氧核苷(SO-6)、胞嘧啶核苷(SO-7)、次黄嘌呤核苷(So-8)、鸟嘌呤核苷(SO-9)。
     从聚裂丛柳珊瑚Rumphella aggregata中共分离鉴定了23个化合物。化合物类型主要包括15个甾醇类化合物:胆甾醇(RA-1),(22E)-胆甾-5,22-二烯-3β-醇(RA-2),(22E)-麦角甾-5,22-二烯-3β-醇(RA-3),麦角甾-5,24(28)-二烯-3β-醇(RA-4),豆甾-5,24(28)-二烯-3β-醇(RA-5),柳珊瑚甾醇(RA-6),3β-羟基胆甾-5-烯-7-酮(RA-7),3β-羟基麦角甾-5-烯-7-酮(RA-8),(22E)-3β-羟基麦角甾-5,22-二烯-7-酮(RA-9),胆甾-7-烯-3β,5a,6β-三醇(RA-10),(22E)-胆甾-7,22-二烯-3β,5a,6β-三醇(RA-11)、麦角甾-7-烯-3β,5a,6β-三醇(RA-12)、(22E)-麦角甾-7,22-二烯-3β,5a,6β-三醇(RA-13)、豆甾-7-烯-3β,5a,6β-三醇(RA-14),(22E)-豆甾-7,22-二烯-3β,5a,6β-三醇(RA-15);1个嘧啶类化合物:尿嘧啶(RA-16);1个咖啡碱类化合物:咖啡因(RA-17);1个类胡萝卜素类化合物:hydratoperidinin(RA-18);5个脂质类化合物:5Z,8Z,11Z,14Z-四烯-十八碳酸甲酯(RA-19),5Z,8Z-二烯-十七碳酸甲酯(RA-20),5Z,8Z,11Z,14Z,17Z-五烯-二十碳酸甲酯(RA-21),5Z,8Z-二烯-二十碳酸甲酯(RA-22),5Z,8Z,11Z-三烯-十七碳酸甲酯(RA-23)。
     选择P388(小鼠白血病细胞)、HeLa(人宫颈癌细胞)和K562(人白血病细胞)三种肿瘤细胞株,分别用MTT法和酶联免疫吸附测定(ELISA)法从细胞和分子水平对部分单体化合物的体外抗肿瘤活性进行了初步评价。活性筛选结果显示结构新颖的聚合型aaptamine生物碱化合物AS-4、AS-6和AS-8对P388(小鼠白血病细胞)肿瘤细胞株表现出潜在的细胞毒活性,IC50值分别为1.8μM、3.5μM和1.6μM;同时化合物AS-8在浓度为10μM时对HeLa(人宫颈癌细胞)和K562(人白血病细胞)肿瘤细胞也显示一定程度的细胞毒活性,对HeLa细胞的IC50值大于10μM,对K562细胞的IC50值为9.3μM;此外,化合物AS-8还是一种潜在的受体酪氨酸激酶c-Met酶活抑制剂,IC50值为5.4,uM。
In order to search for natural products with unique structural features and pronounced biological activities from marine organisms, a marine sponge Aaptos suberitoides and two corals Subergorgia ornate and Rumphella aggregate were collected from South China Sea. An extensive chromatographic examination was resulted in the isolation of63compounds from the selected marine sponge and corals, and55compounds' structures were determined on the basis of MS, NMR, IR, UV, CD method and by comparison with the reported data in literature, including19new ones, as well as36known ones which were discovered from the selected marine sponge and corals for the first time.
     Eighteen compounds were isolated from the marine sponge Aaptos suberitoides. These compounds were structurally elucidated as fifteen aaptamine alkloids, namely,8,9,9-trimethoxy-9H-benzo[de][1,6]naphthyridine (AS-1), demethyl(oxy)aaptamine (AS-2), Suberitine A (*AS-3), Suberitine B (*AS-4), Suberitine C (*AS-5), Suberitine D (*AS-6), Suberitine E (*AS-7), Suberitine F (*AS-8), Suberitine G (*AS-9), Suberitine H (*AS-10), Suberitine I (*AS-11), Suberitine J (*AS-12), Suberitine K (*AS-13), Suberitine L (*AS-14), Suberitine M (*AS-15); the chiral compounds Suberitine E (*AS-7), Suberitine F (*AS-8), Suberitine H (*AS-10), Suberitine J (*AS-12), Suberitine K (*AS-13), Suberitine L (*AS-14), Suberitine M (*AS-15) were further purified throuth chiral resolution by HPLC to (*AS-7a) and (*AS-7b),(*AS-8a) and (*AS-8b),(*AS-10a) and (*AS-10b),(*AS-14a) and (*AS-14b),(*AS-15a) and (*AS-15b); and one imidazole, namely,8a-methoxy-imidazo[1,5]-alpyridine-1,3-dione)(*AS-16); and one polyketide, namely, methyl-3,6-epoxy-4,6,8-triethyl-2,4,9-dodecatrienoate (AS-17); and one nucleosides, namely,2'-deoxythymidine (AS-18). Among them, there are fourteen new natural products (AS-3-AS-16), and compounds AS-3-AS-15are novel aaptamine alkaloids with two aaptamine skeleton units,8,9,9-trimethoxy-9H-benzo[de][1,6]naphthyridine and demethyl(oxy)aaptamine, linked through a rare C-3-C-3', C-3-C-6'or C-3-C-9'sigma bond between the [1,6]-naphthyridine rings. Moreover, a possible biosynthetic pathways of aaptamine alkloids AS-1-AS-15were postulated according to their structures and literatures, and some chemical synthesis of compounds AS-3-AS-15was also performed in the paper.
     From the gorgonian coral Subergorgia ornate, nine compounds were isolated and characterized. The structure types included two miazines, namely, uracil (SO-1), thymine (SO-2); and seven nucleosides, namely, uridine (SO-3),2'-deoxyuridine (SO-4), thymidine (SO-5),2'-deoxythymidine (SO-6), cytidine (SO-7), inosine (SO-8), guanosine (SO-9).
     From the gorgonian coral Rumphella aggregata, twenty-three compounds were isolated and characterized. The structure types included fifteen sterols, namely, cholesterol (RA-1),(22E)-cholest-5,22-dien-3β-ol (RA-2),(22E)-ergosta-5,22-dien-3β-ol (RA-3), ergosta-5,24(28)-dien-3β-ol (RA-4), stigmaster-5,24(28)-dien-3β?-ol (RA-5), gorgosterol (RA-6),3β-hydroxycholesta-5-en-7-one (RA-7),3β-hydroxyergosta-5-en-7-one(RA-8),(22E)-3β-hydroxyergosta-5,22-dien-7-one (RA-9), cholest-7-ene-3β,5a,6β-triol (RA-10), cholesta-7,22-dien-3β,5a,6β-triol (RA-11), ergosta-7-ene-3β,5a,6β-triol (RA-12),(22E)-ergosta-7,22-dien-3β,5a,6β-triol (RA-13), stigmaster-7-ene-3β,5a,6βtriol (RA-14),(22E)-stigmaster-7,22-dien-3β,5a,6β-triol (RA-15); and one miazines, namely, uracil (RA-16); and one caffeine (RA-17); and one carotenoid, namely, hydratoperidinin (RA-18); and five lipids, namely,5Z,8Z,11Z,14Z-tetraene-methyloctadecanoate (RA-19),5Z,8Z-diene-methyl heptadecanoate (RA-20),5Z,8Z,11Z,14Z,17Z-pentaene-methyleicosanoate (RA-21),5Z,8Z-diene-methyleicosanoate (RA-22),5Z,8Z,11Z-triene-methylheptadeca noate (RA-23).
     Three tumor cell lines P388(murine leukemia cell), HeLa (human cervical carcinoma cells) and K562(chronic myelogenous leukemia cell lines of the original) were selected for in vitro antitumor activity screening with MTT method, and enzyme-linked immunosorbent assay (ELISA) method was used for most single compounds in the vitro antitumor activity of a preliminary evaluation. The results showed that the aaptamine alkloids, compounds AS-4, AS-6and AS-8showed potent cytotoxicity against P388cell lines, with IC50values of1.8μM,3.5μM and1.6μM, respectively. Compound AS-8also had moderate cytotoxicities against K562cell line with IC50values of9.3μM. Furthermore, Compound AS-8was a potent Receptor tyrosine kinase inhibitor, with IC50values of5.4μM, respectively.
引文
[1]Dian H, Ru AE, Peter P, et al. New oxygenated sesquiterpenes from the Indonesian soft coral Nephthea Chabrolii[J]. Journal of natural products,1997,60:716-718.
    [2]苏镜娱,匡云艳,曾陇梅.两个新的海洋倍半萜[J].化学学报,2003,61(7):1097-1100.
    [3]李明泽,高世勇,邹翔,等.海洋药物药理作用研究[J].药品评价,2005,2(3):161.
    [4]管华诗,耿美玉,王长云.21世纪中国海洋药物[J].中国海洋药物,2000,76(4):44.
    [5]薛松,赵权宇,张卫,等.中国海绵天然产物的研究[J].天然产物研究与开发,2003,15(4):359-363
    [6]黄孝春,郭跃伟.海绵药物的研究进展:化学和生物活性[J].中国天然药物,2005,3(1):1-8.
    [7]Larghi E L, Bohn M L, Kaufman T S. Aaptamine and related products. Their isolation, chemical syntheses, and biological activity[J]. Tetrahedron,2009,65(22):4257-4282.
    [8]Tsukamoto S; Yamanokuchi R; Yoshitomi M, et al. Aaptamine, an alkaloid from the sponge Aaptos suberitoides, functions as a proteasome inhibitor[J]. Bioorganic & Medicinal Chemistry Letters,2010,20(11):3341-3343.
    [9]Zhang W, Guo YW, EmestoM, et al. Chemical studies on sesquiterpenes in soft coral Lobophytum sp. from the South China Sea[J]. Natural Product Research and Development,2005, 17 (6):740-743.
    [10]Weinheimer AJ, Spraggins RL. The occurrence of two new prostaglandin derivative (15-epi-PGA 2) and its acetate, methyl ester in the gorgonia Plexaura homomallu Chemistry of coelenterates[J]. Tetrahedron Letters,1969,59:5185-5188.
    [11]苏敬,等.唐.新修本草[M].上海:上海古籍出版社,1985,124.
    [12]张文,郭跃伟.海洋生物柳珊瑚的化学成分及生物活性研究进展[J].中国天然产物,2003,1(2):69-75.
    [13]Blunt J W, Copp B R, Munro M H G, et al. Marine natrual pruducts[J]. Natural Product Reports,2004,21:1-49.
    [14]Blunt J W, Copp B R, Munro M H G, et al. Marine natrual pruducts[J]. Natural Product Reports,2005,22:15-61.
    [15]Blunt J W, Copp B R, Munro M H G, et al. Marine natrual pruducts[J]. Natural Product Reports,2006,23:26-78.
    [16]Blunt J W, Copp B R, Munro M H G, et al. Marine natrual pruducts[J]. Natural Product Reports,2007,24:31-86.
    [17]Blunt J W, Copp B R, Hu W P, et al. Marine natrual pruducts[J]. Natural Product Reports, 2008,25:35-94.
    [18]Blunt J W, Copp B R, Hu W P, et al. Marine natrual pruducts[J]. Natural Product Reports, 2009,26:170-244.
    [19]杨晋,漆淑华,张偲,等.网状软柳珊瑚化学成分研究[J].中药材,2006,29(6):555-557.
    [20]Sung P-J, Chuang L-F, Kuo J, et al. Rumphellolides A-F, six new caryophyllane-related derivatives from the Formosan gorgonian coral Rumphella antipathies[J]. Chemical & Pharmaceutical Bulletin,2007,55(9):1296-1301.
    [21]Sung P-J, Chuang L-F, Fan T-Y, et al. Rumphellolide G, a new caryophyllane-type tetrahydropyran norsesquiterpenoid from the gorgonian coral Rumphella antipathies (Gorgoniidae) [J]. Chemistry Letters,2007,36(11):1322-1323.
    [22]Hwang T-L, Su Y-D, Hu W-P, et al. Rumphellolide H, a new natural caryophyllane from the gorgonian Rumphella antipathies[J]. Heterocycles,2009,78(6):1563-1567.
    [23]Chung H-M, Chen Y-H, Lin M-R, et al. Rumphellaone A, a novel caryophyllane-related derivative from the gorgonian coral Rumphella antipathies[J]. Tetrahedron Letters,2010,51(46): 6025-6027.
    [24]Anjaneyulu V, Rao K N, Kobayashi M. (24S)-24-Methylcholest-4-ene-3,6-diol from a gorgonian (Rumphella aggregata) of the Andaman and Nicobar Islands[J]. Indian Journal of Chemistry, Section B:Organic Chemistry Including Medicinal Chemistry,1995,34B(1):78-80.
    [1]Larghi E L, Bohn M L, Kaufman T S. Aaptamine and related products. Their isolation, chemical syntheses, and biological activity[J]. Tetrahedron,2009,65(22):4257-4282.
    [2]Nakamura H, Kobayashi J, Ohizumi Y, et al. Isolation and structure of aaptamine, a novel heteroaromatic substance possessing-blocking activity from the sea sponge Aaptos aaptos[J]. Tetrahedron Letters,1982,23(52):5555-5558.
    [3]Nakamura H,Kobayashi J, Ohizumi Y, et al. Physiologically active marine natural products from Prolifera. Part 10. Aaptamines. Novel benzo[de][1,6]naphthyridines from the Okinawan marine sponge Aaptos aaptos[J]. Journal of the Chemical Society, Perkin Transactions I: Organic and Bio-Organic Chemistry (1972-1999),1987, (1):173-176.
    [4]Ohizumi Y, Kajiwara A, Nakamura H, et al. a-Adrenoceptor blocking action of aaptamine, a novel marine natural product, in vascular smooth muscle[J]. Journal of Pharmacy and Pharmacology,1984,36(11):785-786.
    [5]Fugmann B, Steffan B, Steglich W. Tetrahedron Letters,1984,25,3575.
    [6]Klamann J D, Fugmann B, Steglich W P, et al. Alkaloidal pigments from Lactarius necator and L. atroviridis[J]. Phytochemistry,1989,28:3519-3522.
    [7]Fedoreev S A, Prokofeva N G, Denisenko V A, et al. Cytotoxic activity of aaptamines derived from Suberitidae sponges[J]. Khimiko-Farmatsevticheskii Zhurnal,1988,22(8):943-946.
    [8]Rudi A, Kashman Y. Aaptosine:a new cytotoxic 5,8-diazabenz[cd]azulene alkaloid from the Red Sea sponge Aaptos aaptos[J]. Tetrahedron Letters,1993,34(29):4683-4684.
    [9]Shen Y-C, Chein C-C, Hsieh P-W, et al. Bioactive constituents from marine sponge Aaptos aaptos[J]. Taiwan Shuichan Xuehuikan,1997,24(2):117-125.
    [10]Tinto W F. Aaptosamine, a new 5,8-diazabenz[cd]azulene alkaloid from the Caribbean sponge Aaptos aaptos. An unprecedented base-catalyzed rearrangement of 9-demethyloxy aaptamine[J]. Heterocycles,1998,48(10):2089-2093.
    [11]Coutinho A F, Chanas B, e Souza T M L, et al. Anti HSV-1 alkaloids from a feeding deterrent marine sponge of the genus Aaptos[J]. Heterocycles,2002,57(7):1265-1272.
    [12]Calcul L, Longeon A, Al-Mourabit A, et al. Novel alkaloids of the aaptamine class from an Indonesian marine spon,ge of the genus Xestospongia[J]. Tetrahedron,2003,59(34):6539-6544.
    [13]Herlt A, Mander L, Rombang W, et al. Alkaloids from marine organisms. Part 8:Isolation of bisdemethylaaptamine and bisdemethylaaptamine-9-O-sulfate from an Indonesian Aaptos sp. marine sponge[J]. Tetrahedron,2004,60(29):6101-6104.
    [14]Bowden B F, McCool B J, Willis R H. Lihouidine, a novel spiro polycyclic aromatic alkaloid from the marine sponge Suberea n. sp.(Aplysinellidae, Verongida)[J]. Journal of Organic Chemistry,2004,69(23):7791-7793.
    [15]Jang K H, Chung S-C, Shin J, et al. Aaptamines as sortase A inhibitors from the tropical sponge Aaptos aaptos[J]. Bioorganic & Medicinal Chemistry Letters,2007,17(19):5366-5369.
    [16]Utkina N K, Denisenko V A, Pushilin M A. Aaptanone, a novel zwitterionic metabolite of the aaptamine class with an oxygenated 1,6-naphthyridine core from the Vietnamese marine sponge Aaptos aaptos[J]. Tetrahedron Letters,2009,50(21):2580-2582.
    [17]Shaari K, Ling K C, Mat Rashid Z, et al. Cytotoxic aaptamines from Malaysian Aaptos aaptos[J]. Marine Drugs,2009,7(1):1-8.
    [18]Shubina L K, Kalinovsky A I, Fedorov S N, et al. Aaptamine alkaloids from the Vietnamese sponge Aaptos sp[J]. Natural Product Communications,2009,4(8):1085-1088.
    [19]Shubina L K, Makarieva T N, Dyshlovoy S A, et al. Three new aaptamines from the marine sponge Aaptos sp. and their proapoptotic properties[J]. Natural Product Communications,2010, 5(12):1881-1884.
    [20]Takahashi Y, Kubota T, Shibazaki A, et al. Nakjinamines C-E, New Heteroaromatic Alkaloids from the Sponge Suberites Species[J]. Organic Letters,2011,13(12):3016-3019.
    [21]Takamatsu S, Hodges T W, Rajbhandari I, et al. Journal of Natural Products,2003,66, 605-608.
    [22]Ioffina D I, Volkovitskaya O E, Gorkin V Z, et al. Aaptamine, a new selective type A monoamine oxidase inhibitor[J]. Khimiko-Farmatsevticheskii Zhur,nal,1990,24(7):15-16.
    [23]Floquet N, Richez C, Durand P, et al. Discovering new inhibitors of bacterial glucosamine-6P synthase (GlmS) by docking simulations[J]. Bioorganic & Medicinal Chemistry Letters,2007, 17,1966-1970.
    [24]Jang K H, Chung S-C, Shin J, et al. Aaptamines as sortase A inhibitors from the tropical sponge Aaptos aaptos[J]. Bioorganic & Medicinal Chemistry Letters,2007,17(19):5366-5369.
    [25]Gul W, Hammond N L, Yousaf M, et al. Modification at the C9 position of the marine natural product isoaaptamine and the impact on HIV-1, mycobacterial, and tumour cell activity[J]. Bioorganic & Medicinal Chemistry,2006,14:8495-8505.
    [26]Shen Y-C, Lin T-T, Sheu J-H, et al. Structures and Cytotoxicity Relationship of Isoaaptamine and Aaptamine Derivatives [J]. Journal of Natural Products,1999,62(9):1264-1267.
    [27]Longley R E, McConnell O J, Essich E, et al. Evaluation of marine sponge metabolites for cytotoxicity and signal transduction activity [J]. Journal of Natural Products,1993,56,915-920.
    [28]Pettit G R, Hoffmann H, Herald D L, et al. Antineoplastic Agents 491. Synthetic Conversion of Aaptamine to Isoaaptamine,9-Demethylaaptamine, and 4-Methylaaptamine[J]. Journal of Organic Chemistry,2004,69(7):2251-2256.
    [29]Diers J A, Bowling J J, Duke S O, et al. Zebra mussel antifouling activity of the marine natural product aaptamine and analogs[J]. Marine Biotechnology,2006,8(4):366-372.
    [30]Diers J A, Ivey K D, El-Alfy A, et al. Identification of antidepressant drug leads through the evaluation of marine natural products with neuropsychiatric pharmacophores[J]. Pharmacology, Biochemistry and Behavior,2008,89(1):46-53.
    [1]Tsukamoto S; Yamanokuchi R; Yoshitomi M, et al. Aaptamine, an alkaloid from the sponge Aaptos suberitoides, functions as a proteasome inhibitor[J]. Bioorganic & Medicinal Chemistry Letters,2010,20(11):3341-3343.
    [2]Calcul L, Longeon A, Al-Mourabit A, et al. Novel alkaloids of the aaptamine class from an Indonesian marine spon,ge of the genus Xestospongia[J]. Tetrahedron,2003,59(34):6539-6544.
    [3]Schmidt E W, Faulkner D J. Absolute configuration of methyl(2Z,6R,8R,9E)-3,6-epoxy-4,6,8-triethyl-2,4,9-dodecatrienoate from the sponge Plakortis halichondrioides. Tetrahedron Letters, 1996,37(37):6681-6684.
    [4]Calcul L, Longeon A, Al-Mourabit A, et al. Novel alkaloids of the aaptamine class from an Indonesian marine spon,ge of the genus Xestospongia[J]. Tetrahedron,2003,59(34):6539-6544.
    [5]Nakamura H,Kobayashi J, Ohizumi Y, et al. Physiologically active marine natural products from Prolifera. Part 10. Aaptamines. Novel benzo[de][1,6]naphthyridines from the Okinawan marine sponge Aaptos aaptos[J]. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999).1987, (1):173-176.
    [6]吴旭东,梅文莉,邵长伦,等.中国南海蜂海绵Haliclonacymaeformis的化学成分研究[J].中国海洋药物杂志,2011,30(5):12-17
    [7]Zymalkowski F, Tinapp P. Zur Chemie des Chinolin-carbaldehyds-(3)[J]. Justus Liebigs Annalen der Chemie,1966,699:98-106.
    [8]Aksenov A V, Goncharov V I. Heterogeneous catalytic method for the synthesis of biquinolines and bipyridines[J]. Chemistry of Heterocyclic Compounds (New York, NY, United States),2008,44(12):1491-1492.
    [1]Mossman T. Rapid colorimetric assay for cellular growth and survival:application to proliferation and cytotoxicity assay [J]. Journal of immunological methods,1983,65(1-2):55-63.
    [2]刘超英.酶联免疫吸附实验原理和酶标仪原理及维修[J].医疗卫生装备,2009,30(2):110-111.
    [3]Shen Y C, Lin T T, Sheu J H, et al. structures and cytotoxicity relationship of isoaaptamine and aaptamine derivatives[J]. Journal of Natural Products,1999,62:1264-1267.
    [4]Pettit G R, Hoffmann H, Herald D L, et al. Antineoplastic Agents 499. Synthesis of hystatin 2 and related 1H-benzo[de]-1,6-naphthyridinium salts from aaptamine[J]. Journal of Medicinal Chemistry,2004,47:1775-1782.
    [5]Pettit G R, Hoffmann H, Herald D L, et al. Antineoplastic agents 491.Synthetic conversion of aaptamine to isoaaptamine,9-demethylaaptamine, and 4-methylaaptamine[J]. Journal of Organic Chemistry,2004,69:2251-2256.
    [6]Pettit G R, Hoffmann H, McNulty J, et al. Antineoplastic agents 380. Isolation and crystal structure determination of isoaaptamine from the Replublic of Singapore Hymeniacidon sp. And conversion to the phosphate prodrug hystatin-1[J]. Journal of Natural Products,2004,67: 506-509.
    [1]Subrahmanyam C, Kumar S R, Reddy G D. A new pregnane derivative from the Indian ocean gorgonian Subergorgia suberosa(Pallas)[J]. Indian Journal of Chemistry, Section B:Organic Chemistry Including Medicinal Chemistry,2003,42B:219-220.
    [2]漆淑华,苏国琛,张偲.中国南海侧扁软柳珊瑚中孕甾炕类化学成分的研究[J].天然产物研究与开发,2008,20:1-4.
    [3]QI S H, ZHANG S, YANG L H, et al. Antifouling and antibacterial compounds from the gorgonians Subergorgia suberosa and Scripearia gracillis[J].Nartural Product Research,2008, 22(2):154-166.
    [4]Wu S-L, Wang G-H, Dai C-F, et al. Pregnane-Based Steroids from a Formosan Gorgonian Subergorgia mollis[J]. Journal of the Chinese Chemical Society,2004,51:205-208.
    [5]YANG J, QI S-H, ZHANG S, et al. Three Polyoxygenated Steroids from the South China Sea Gorgonian Coral Subergorgia reticulata[J].Chinese Journal of Chemistry,2005,23:1218-1222.
    [6]Zhang W, Guo Y-W, Gavagnin M, et al. Suberoretisteroids A-E, Five New Uncommon Polyoxygenated Steroid 24-Ketals from the Hainan Gorgonian Subergorgia reticulata[J]. Helvetica Chimica Acta,2005,88:87-94.
    [7]Aknin M, Costantino V, Mangoni A, et al. New 9,11-secosterols from gorgonian Subergorgia suberosa of the Indian Ocean[J]. Steroids,1998,63:575-578.
    [8]Anjaneyulu A S R, Rao K, Rao G V. A new secosteroid from the gorgonian Subergorgia suberosa Pallas of the Indian Ocean[J]. Indian Journal of Chemistry, Section B:Organic Chemistry Including Medicinal Chemistry,1997,36B:418-423.
    [9]Qi S-H, Zhang S, Wang Y-F, et al. Complete 1H and 13C NMR assignments of three new polyhydroxylated sterols from the South China Sea gorgonian Subergorgia suberosa[J]. Magnetic Resonance in Chemistry,2007,45:1088-1091.
    [10]Qi S-H, Gao C-H, Qian P-Y, et al. Steroids from the South China Sea Gorgonian Subergorgia suberosa[J]. Natural Product Communications,2010,5(2):201-204.
    [11]简水连,廖小建,徐石海.中国南海侧扁软柳珊瑚脂溶性成分的研究[J].中国药学杂志,2005,45(9):647-649.
    [12]李俊,李永爱,许晶,等.中国南海网扇软柳珊瑚化学成分研究[J].中国海洋药物,2011,30(3):31-36.
    [13]杨晋,漆淑华,张偲,等.网状软柳珊瑚化学成分研究[J].中药材,2006,29(6):555-557.
    [14]Liao X-J, Tang L-D, Liang Y-W, et al. New Pentahydroxylated Steroids from the South China Sea Gorgonian Subergorgia suberosa[J]. Chemistry & Biodiversity,2012,9(2):370-375.
    [15]Kashman Y.8-methoxy and 5-hydroxy-8-methoxy-calamenenes from the marine Gorgonian Subergorgia Hicksoni[J]. Tetrahedron,1979,35:263-266.
    [16]Mol V P L, Raveendran T V, Naik B G, et al. Calamenenes, aromatic bicyclic sesquiterpenes from the Indian gorgonian Subergorgia reticulata (Ellis and Solander,1786)[J]. Natural Product Research,2011,25(2):169-174.
    [17]Groweiss A, Fenical W, He C H, et al. Subergorgic acid, a novel tricyclopentanoid cardiotoxin from the pacific gorgongian coral Subergorgia suberosa[J]. Tetrahedron Letters,1985, 26(20):2379-2382.
    [18]艾小红,杨世柱,叶和玉.新型抗毒剂柳珊瑚倍半萜的提取及初步研究[J].华南师范大学学报,1999,(2):75-78.
    [19]Parameswaran P S, Naik C G, Kamat S Y, et al. Studies on the Secondary Metabolites from the Indian Gorgonian Subergorgia suberosa:Isolation and Characterization of Four Analogues of the Cardiotoxin Subergorgic Acid[J]. Journal of Natural Products,1998,61:832-834.
    [20]Wang G-H, Ahmed A F, Kuo Y-H, et al. Two New Subergane-Based Sesquiterpenes from a Taiwanese Gorgonian Coral Subergorgia suberosa[J]. Journal of Natural Products,2002,65: 1033-1036.
    [21]Qi S-H, Zhang S, Li X, et al. A Cytotoxic Sesquiterpene Alkaloid from the South China Sea Gorgonian Subergorgia suberosa[J]. Journal of Natural Products,2005,68:1288-1289.
    [22]Wang G-H, Ahmed A F, Sheu J-H, et al. Suberosols A-D, Four New Sesquiterpenes with B-Caryophyllene Skeletons from a Taiwanese Gorgonian Coral Subergorgia suberosa[J]. Journal of Natural Products,2002,65:887-891.
    [23]Yang J, Zhang S, Qi S-h, et al. Briarane-type diterpenoids from the China gorgonian coral Subergorgia reticulata[J]. Biochemical Systematics and Ecology,2007,35:770-773.
    [24]Subrahmanyam C, Kumar S R, Reddy G D. Bioactive compounds from the Indian ocean gorgonian Subergorgia suberosa(Pallas)[J], Indian Journal of Chemistry,2005,44B:2186-2188.
    [25]Qi S-H, Zhang S, Li X, et al. A Cytotoxic Sesquiterpene Alkaloid from the South China Sea Gorgonian Subergorgia suberosa[J]. Journal of Natural Products,2005,68:1288-1289.
    [26]Qi S-H, Zhang S, Huang H. Purine Alkaloids from the South China Sea Gorgonian Subergorgia suberosa[J]. Journal of Natural Products,2008,71:716-718.
    [27]Qi S-H, Zhang S, GAO C-H, et al. Purine and Pyrimidine Derivatives from the South China Sea Gorgonian Subergorgia suberosa[J]. Chemical & Pharmaceutical Bulletin,2008,56(7): 993-994.
    [28]Rezanka T, Hanus L O, Dembitsky V M, et al. Identification of the Eight-Membered Heterocycles Hicksoanes A-C from the Gorgonian Subergorgia hicksoni[J]. European Journal of Organic Chemistry,2008,1265-1270.
    [1]杨晋,漆淑华,张偲,等.网状软柳珊瑚化学成分研究[J].中药材,2006,29(6):555-557.
    [2]吴旭东,梅文莉,邵长伦,等.中国南海蜂海绵Haliclonacymaeformis的化学成分研究[J].中国海洋药物杂志,2011,30(5):12-17.
    [3]蔡杨鹏,刘璐璐,闫玉霞,等.沙蜇Stomopholus meleagris核苷类成分研究[J].中国海洋药物杂志,2011,30(4):34-37.
    [4]严小红,郭跃伟,宋国强,等.中国南海曲针绣球海绵Iotrochota sinu styla化学成分的研究[J].天然产物研究与开发,2003,15(4):296-298.
    [5]刘涛,李占林,王宇,等.海洋来源真菌Fusarium sp.次级代谢产物的研究(Ⅱ)[J].化学与生物工程,2011,28(11):14-16.
    [6]Hu J F, Schetz J A, Kelly M, et al. New antiinfective and human 5-HT2 receptor binding natural and semisynthetic compounds from the Jamaican sponge Smenospongia aurea[J]. Journal of Natural Products,2002,65(4):476-480.
    [1]Mossman T. Rapid colorimetric assay for cellular growth and survival:application to proliferation and cytotoxicity assay [J]. Journal of Immunological Methods,1983,65(1-2):55-63.
    [2]刘超英.酶联免疫吸附实验原理和酶标仪原理及维修[J].医疗卫生装备,2009,30(2):110-111.
    [1]Anjaneyulu V, Rao K N, Kobayashi M. (24S)-24-Methylcholest-4-ene-3,6-diol from a gorgonian (Rumphella aggregata) of the Andaman and Nicobar Islands [J]. Indian Journal of Chemistry, Section B:Organic Chemistry Including Medicinal Chemistry,1995,34B(1):78-80.
    [2]Sung P-J, Chuang L-F, Kuo J, et al. Rumphellolides A-F, six new caryophyllane-related derivatives from the Formosan gorgonian coral Rumphella antipathies[J]. Chemical & Pharmaceutical Bulletin,2007,55(9):1296-1301.
    [3]Sung P-J, Chuang L-F, Fan T-Y, et al. Rumphellolide G, a new caryophyllane-type tetrahydropyran norsesquiterpenoid from the gorgonian coral Rumphella antipathies (Gorgoniidae) [J]. Chemistry Letters,2007,36(11):1322-1323.
    [4]Sung P-J, Chuang L-F, Kuo J, et al. Rumphellatin A, the first chloride-containing caryophyllane-type norsesquiterpenoid from Rumphella antipathies [J]. Tetrahedron Letters,2007, 48(23):3987-3989.
    [5]Sung P-J, Chuang L-F, Hu W-P. Rumphellatins B and C, two new caryophyllane-type hemiketal norsesquiterpenoids from the Formosan gorgonian coral Rumphella antipathies[J]. Bulletin of the Chemical Society of Japan,2007,80(12):2395-2399.
    [6]Sung P-J, Su Y-D, Hwang T-L, et al. Rumphellatin D, a novel chlorinated caryophyllane from gorgonian coral Rumphella antipathies[J]. Chemistry Letters,2008,37(12):1244-1245.
    [7]Chuang L-F, Fan T-Y, Li J-J, et al. Kobusone:occurrence of a norsesquiterpenoid in the gorgonian coral Rumphella antipathies(Gorgoiidae)[J]. Biochemical Systematics and Ecology, 2007,35(7):470-471.
    [8]Hwang T-L, Su Y-D, Hu W-P, et al. Rumphellolide H, a new natural caryophyllane from the gorgonian Rumphella antipathies[J]. Heterocycles,2009,78(6):1563-1567.
    [9]Sung P-J, Su Y-D, Hwang T-L, et al. Rumphellolide I, a novel caryophyllane-related tetrahydropyran norsesquiterpenoid from gorgonian coral Rumphella antipathies[J].Chemistry Letters,2009,38(3):282-283.
    [10]Chung H-M, Chen Y-H, Lin M-R, et al. Rumphellaone A, a novel caryophyllane-related derivative from the gorgonian coral Rumphella antipathies[J].Tetrahedron Letters,2010,51(46): 6025-6027.
    [11]Chung H-M, Chen Y-H, Hwang T-L, et al. Rumphellclovane A, a novel clovane-related sesquiterpenoid from the gorgonian coral Rumphella antipathies[J]. Tetrahedron Letters,2010, 51(20):2734-2736.
    [12]Chung H-M, Hwang T-L, Chen Y-H, et al. Rumphellclovane B, a novel clovane analogue from the gorgonian coral Rumphella antipathies[J]. Bulletin of the Chemical Society of Japan, 2011,84(1):119-121.
    [1]Anjaneyulu V, Rao K N, Kobayashi M. (24S)-24-Methylcholest-4-ene-3,6-diol from a gorgonian (Rumphella aggregata) of the Andaman and Nicobar Islands[J]. Indian Journal of Chemistry, Section B:Organic Chemistry Including Medicinal Chemistry,1995,34B(1):78-80.
    [2]Maoka T, Fujiwara Y, Hashimoto Y, et al. Structure of new carotenoids from corbicula clam Corbicula japonica [J]. Journal of Natural Products,2005,68(9):1341-1344.
    [3]李国强.中国南海软珊瑚Dendronephthya sp.,Nephthea sp和Sinularia sp次生代谢产物及其生物活性的研究:[博士学位论文].青岛:中国海洋大学,2004
    [4]杨晋,漆淑华,张偲,等.网状软柳珊瑚化学成分研究[J].中药材,2006,29(6):555-557.
    [5]殷帅文,师彦平,王斌贵,等.粗枝软骨藻化学成分研究[J].天然产物研究与开发,2007,19(6):944.
    [6]马祥全,张文广,曾陇梅,等.格氏短指软珊瑚的次生代谢产物研究[J].中山大学学报,2002,41(6):38.
    [7]Giner J-L, Zhao H, Amit Z, et al. Sterol composition of Pneumocystis jirovecii with blocked 14a-demethylase activity[J]. The Journal of eukaryotic microbiology,2004,51(6):634-643.
    [8]张广文,马祥全,苏镜娱,等.扁窦形短指软珊瑚Sinularia depressa的甾醇和甾醇苷[J].中山大学学报,2003,42(2):56.
    [9]Minale L, Iorizzi M, Debitus C, et al. Marine sterols, side-chain-oxygenated sterols, possibly of abiotic origin, from the new caledonian sponge Stelodoryx chlorophylla [J]. Journal of Natural Products,1993,56(2):282-287
    [10]Notaro G, Piccialli V, Sica D. New steroidal hydroxyketones and closely related diols from the marine sponge Cliona copiosa [J]. Journal of Natural Products,1992,55(11):1588-1594
    [11]Piccialli V., Sica D. Four new trihydroxylated sterols from the sponge Spongionella Gracilis[J]. Journal of Natural Products,1987,50(5):915-920
    [12]Madaio A, Piccialli V, Sica D. New Polyhydroxysterols from the Dictyoceratid Sponges Hippospongia Communis, Spongia Officinalis, Ircinia Variabilis, and Spongionella Gracilis[]]. Journal of Natural Products,1989,52(5):952-961
    [13]He Z-H, Luo Y-G, Li H-J, et al. Chemical Study on Porandra scandens[J]. Tianran Chanwu Yanjiu Yu Kaifa,2006,18:238-242
    [14]李婷,廖小建,徐石海,等.丛柳珊瑚的化学成分研究[J].中国中药杂志,2010,45(6):420-422.
    [1]Mossman T. Rapid colorimetric assay for cellular growth and survival:application to proliferation and cytotoxicity assay [J]. Journal of immnological methods,1983,65(1-2):55-63.
    [2]刘超英.酶联免疫吸附实验原理和酶标仪原理及维修[J].医疗卫生装备,2009,30(2):110-111.

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