Fucosterol from an Edible Brown Alga Ecklonia stolonifera Prevents Soluble Amyloid Beta-Induced Cognitive Dysfunction in Aging Rats.

abstract：:Dechdigliotoxins A-C (1-3), which represented the first examples of gliotoxin dimers with an unprecedented exocyclic disulfide linkage, were obtained from a deep-sea derived fungus Dichotomomyces cejpii FS110. The structures of these compounds were elucidated on the basis of spectroscopic analysis and the absolute con...

journal_title：Marine drugs

authors： Liu Z,Fan Z,Sun Z,Liu H,Zhang W

更新日期：2019-10-23 00:00:00

abstract：:Chemical investigation of the methanol extract of the Vietnamese marine sponge Ircinia echinata led to the isolation of six new 9α-hydroxy-5α,6α-epoxysterols: 5α,6α-epoxycholesta-7,22(E)-dien-3β,9α-diol (1), 5α,6α-epoxycholesta-7,24(28)-dien-3β,9α-diol (2), (24R)-5α,6α-epoxy-24-ethyl-cholesta-7-en-3β,9α-diol (3), 5α,6...

journal_title：Marine drugs

authors： Trinh TTV,Truong BN,Longeon A,Doan TMH,Deville A,Chau VM,Pham VC,Bourguet-Kondracki ML

更新日期：2018-11-01 00:00:00

abstract：:Fucoxanthin is a marine carotenoid exhibiting several health benefits. The anti-cancer effect of fucoxanthin and its deacetylated metabolite, fucoxanthinol, is well documented. In view of its potent anti-carcinogenic activity, the need to understand the underlying mechanisms has gained prominence. Towards achieving th...

journal_title：Marine drugs

authors： Kumar SR,Hosokawa M,Miyashita K

更新日期：2013-12-16 00:00:00

abstract：:Cyclic imines are lipophilic marine toxins that bioaccumulate in seafood. Their structure comprises a cyclic-imino moiety, responsible for acute neurotoxicity in mice. Cyclic imines have not been linked yet to human poisonings and are not regulated in Europe, although the European Food Safety Authority requires more d...

journal_title：Marine drugs

authors： García-Altares M,Casanova A,Bane V,Diogène J,Furey A,de la Iglesia P

更新日期：2014-06-23 00:00:00

abstract：:Chemical study of the secondary metabolites of a deep-sea-derived fungus Aspergillus sydowii MCCC 3A00324 led to the isolation of eleven compounds (1-11), including one novel (1) and one new (2) osmane-related monoterpenoids and two undescribed polyketides (3 and 4). The structures of the metabolites were determined b...

journal_title：Marine drugs

authors： Niu S,Yang L,Chen T,Hong B,Pei S,Shao Z,Zhang G

更新日期：2020-11-17 00:00:00

abstract：:Six new polyoxygenated cembrane-based diterpenoids, stellatumolides A⁻C (1⁻3), stellatumonins A and B (4 and 5), and stellatumonone (6), were isolated together with ten known related compounds (7⁻16) from the ethyl acetate (EtOAc) extract of soft coral Sarcophyton stellatum. The structures of the new compounds were es...

journal_title：Marine drugs

authors： Ahmed AF,Chen YW,Huang CY,Tseng YJ,Lin CC,Dai CF,Wu YC,Sheu JH

更新日期：2018-06-14 00:00:00

abstract：:We test previous claims that the bacteria Vibrio alginolyticus produces tetrodotoxin (TTX) when living in symbiosis with the nemertean Lineus longissimus by a setup with bacteria cultivation for TTX production. Toxicity experiments on the shore crab, Carcinus maenas, demonstrated the presence of a paralytic toxin, but...

journal_title：Marine drugs

authors： Strand M,Hedström M,Seth H,McEvoy EG,Jacobsson E,Göransson U,Andersson HS,Sundberg P

更新日期：2016-03-25 00:00:00

abstract：:In this study, we elucidated the inhibitory effect of fucoidan from marine brown algae on the lipid accumulation in differentiated 3T3-L1 adipocytes and its mechanism. The treatment of fucoidan in a dose-dependent manner was examined on lipid inhibition in 3T3-L1 cells by using Oil Red O staining. Fucoidan showed high...

journal_title：Marine drugs

authors： Park MK,Jung U,Roh C

更新日期：2011-01-01 00:00:00

abstract：:Mammalian target of rapamycin (mTOR) is a PI3K-related serine/threonine protein kinase that functions as a master regulator of cellular growth and metabolism, in response to nutrient and hormonal stimuli. mTOR functions in two distinct complexes-mTORC1 is sensitive to rapamycin, while, mTORC2 is insensitive to this dr...

journal_title：Marine drugs

authors： Ruiz-Torres V,Losada-Echeberría M,Herranz-López M,Barrajón-Catalán E,Galiano V,Micol V,Encinar JA

更新日期：2018-10-15 00:00:00

abstract：:In aquatic microbial ecology, knowledge of the processes involved in the turnover of organic matter is of utmost importance to understand ecosystem functioning. Microorganisms are major players in the cycling of nutrients (nitrogen, phosphorus) and carbon, thanks to their enzymatic activities (leucine aminopeptidase, ...

journal_title：Marine drugs

authors： Caruso G

更新日期：2010-03-29 00:00:00

abstract：:Cancer represents a set of more than 100 diseases, including malignant tumors from different locations. Strategies inducing differentiation have had limited success in the treatment of established cancers. Marine sponges are a biological reservoir of bioactive molecules, especially lectins. Several animal and plant le...

journal_title：Marine drugs

authors： Rabelo L,Monteiro N,Serquiz R,Santos P,Oliveira R,Oliveira A,Rocha H,Morais AH,Uchoa A,Santos E

更新日期：2012-04-01 00:00:00

abstract：:The immunotoxic potential of domoic acid (DA), a well-characterized neurotoxin, has not been fully investigated. Phagocytosis and lymphocyte proliferation were evaluated following in vitro and in vivo exposure to assay direct vs indirect effects. Mice were injected intraperitoneally with a single dose of DA (2.5 micro...

journal_title：Marine drugs

authors： Levin M,Leibrecht H,Ryan J,Van Dolah F,De Guise S

更新日期：2008-01-01 00:00:00

abstract：:Ascidians (tunicates) are invertebrate chordates, and prolific producers of a wide variety of biologically active secondary metabolites from cyclic peptides to aromatic alkaloids. Several of these compounds have properties which make them candidates for potential new drugs to treat diseases such as cancer. Many of the...

journal_title：Marine drugs

authors： Watters DJ

更新日期：2018-05-13 00:00:00

abstract：:Green seaweeds are rich sources of sulfated polysaccharides (SPs) with potential biomedical and nutraceutical applications. The aim of this work was to evaluate the immunostimulatory activity of SPs from the seaweed, Caulerpa cupressoides var. flabellata on murine RAW 264.7 macrophages. SPs were evaluated for their ab...

journal_title：Marine drugs

authors： Barbosa JDS,Costa MSSP,Melo LFM,Medeiros MJC,Pontes DL,Scortecci KC,Rocha HAO

更新日期：2019-02-09 00:00:00

abstract：:Chemical investigation on the soft coral Sarcophyton sp. collected from the South China Sea yielded three new polyhydroxylated steroids, compounds (1-3), together with seven known ones (4-10). Their structures were established by extensive spectroscopic methods and comparison of their data with those of the related kn...

journal_title：Marine drugs

authors： Gong KK,Tang XL,Zhang G,Cheng CL,Zhang XW,Li PL,Li GQ

更新日期：2013-12-02 00:00:00

abstract：:Chemical investigation of a halophilic actinomycete strain belonging to the genus Nocardiopsis inhabiting a hypersaline saltern led to the discovery of new 18-membered macrolides with nitrile functionality, borrelidins C-E (1-3), along with a previously reported borrelidin (4). The planar structures of borrelidins C-E...

journal_title：Marine drugs

authors： Kim J,Shin D,Kim SH,Park W,Shin Y,Kim WK,Lee SK,Oh KB,Shin J,Oh DC

更新日期：2017-06-06 00:00:00

abstract：:Ieodomycin B, which shows in vitro antimicrobial activity, was isolated from a marine Bacillus species. A novel asymmetric total synthetic approach to ieodomycin B using commercially available geraniol was achieved. The approach involves the generation of 1,3-trans-dihydroxyl at C-3 and C-5 positions via a Crimmins-mo...

journal_title：Marine drugs

authors： Lin S,Zhang J,Zhang Z,Xu T,Huang S,Wang X

更新日期：2017-01-18 00:00:00

abstract：:The venom of each Conus species consists of a diverse array of neurophysiologically active peptides, which are mostly unique to the examined species. In this study, we performed high-throughput transcriptome sequencing to extract and analyze putative conotoxin transcripts from the venom ducts of 3 vermivorous cone sna...

journal_title：Marine drugs

authors： Yao G,Peng C,Zhu Y,Fan C,Jiang H,Chen J,Cao Y,Shi Q

更新日期：2019-03-26 00:00:00

abstract：:Prostate cancer (PCa), the most common malignancy in men, is a major cause of cancer deaths. A better understanding of the mechanisms that drive tumor initiation and progression may identify actionable targets to improve treatment of this patient group. As a dietary carotenoid, astaxanthin has been demonstrated to exe...

journal_title：Marine drugs

authors： Ni X,Yu H,Wang S,Zhang C,Shen S

更新日期：2017-03-08 00:00:00

abstract：:The red macroalga Agarophyton chilensis is a well-known producer of eicosanoids such as hydroxyeicosatetraenoic acids, but the alga produces almost no prostaglandins, unlike the closely related A. vermiculophyllum. This indicates that the related two algae would have different enzyme systems or substrate composition. ...

journal_title：Marine drugs

authors： Honda M,Ishimaru T,Itabashi Y,Vyssotski M

更新日期：2019-02-02 00:00:00

abstract：:Abstract: A new cyclopentenone, 5-hydroxycyclopeni cillone (1), was isolated together with three known compounds, ar-turmerone (2), citreoisocoumarin (3), and 6-O-methyl-citreoisocoumarin (4), from a culture of the sponge-derived fungus Trichoderma sp. HPQJ-34. The structures of 1-4 were characterized using comprehens...

journal_title：Marine drugs

authors： Fang F,Zhao J,Ding L,Huang C,Naman CB,He S,Wu B,Zhu P,Luo Q,Gerwick WH,Yan X,Wang Q,Zhang Z,Cui W

更新日期：2017-08-19 00:00:00

abstract：:The aim of this research was to prepare and characterize alginate-chitosan mucoadhesive microparticles containing puerarin. The microparticles were prepared by an emulsification-internal gelatin method using a combination of chitosan and Ca2+ as cationic components and alginate as anions. Surface morphology, particle ...

journal_title：Marine drugs

authors： Hou JY,Gao LN,Meng FY,Cui YL

更新日期：2014-12-01 00:00:00

abstract：:Two new nitrogen-containing metabolites, designated hatsusamide A (1) and B (2), were isolated from a culture broth of Penicilliumsteckii FKJ-0213 together with the known compounds tanzawaic acid B (3) and trichodermamide C (4) by physicochemical (PC) screening. The structures of 1 and 2 were determined as a tanzawaic...

journal_title：Marine drugs

authors： Matsuo H,Hokari R,Ishiyama A,Iwatsuki M,Higo M,Nonaka K,Nagano Y,Takahashi Y,Ōmura S,Nakashima T

更新日期：2020-10-12 00:00:00

abstract：:Viridicatol is a quinoline alkaloid isolated from the deep-sea-derived fungus Penicillium griseofulvum. The structure of viridicatol was unambiguously established by X-ray diffraction analysis. In this study, a mouse model of ovalbumin-induced food allergy and the rat basophil leukemia (RBL)-2H3 cell model were establ...

journal_title：Marine drugs

authors： Shu Z,Liu Q,Xing C,Zhang Y,Zhou Y,Zhang J,Liu H,Cao M,Yang X,Liu G

更新日期：2020-10-16 00:00:00

abstract：:This work describes the synthesis and biological evaluation of a new heterocyclic hybrid derived from the ellipticine and the marine alkaloid makaluvamine A. Pyridoquinoxalinedione 12 was obtained in seven steps with 6.5% overall yield. 12 and its intermediates 1-11 were evaluated for their in vitro cytotoxic activity...

journal_title：Marine drugs

authors： Boucle S,Melin C,Clastre M,Guillard J

更新日期：2015-01-19 00:00:00

abstract：:N,N-Didesmethylgrossularine-1 (DDMG-1), a compound with a rare alpha-carboline structure, was isolated from an Indonesian ascidian Polycarpa aurata as responsible for the observed inhibitory activity against TNF-alpha production in lipopolysaccharide-stimulated murine macrophage-like RAW264.7 cells. DDMG-1 inhibited t...

journal_title：Marine drugs

authors： Oda T,Lee JS,Sato Y,Kabe Y,Sakamoto S,Handa H,Mangindaan RE,Namikoshi M

更新日期：2009-11-17 00:00:00

abstract：:The democratization of sequencing technologies fostered a leap in our knowledge of the diversity of marine phytoplanktonic microalgae, revealing many previously unknown species and lineages. The evolutionary history of the diversification of microalgae can be inferred from the analysis of their genome sequences. Howev...

journal_title：Marine drugs

authors： Marcellin-Gros R,Piganeau G,Stien D

更新日期：2020-01-25 00:00:00

abstract：:Hepatic fibrosis is an effusive wound healing process, characterized by an excessive deposition of extracellular matrix (ECM), as the consequence of chronic liver injury of any etiology. Current therapeutic repertoire for hepatic fibrosis is limited to withdrawal of the noxious agent, which is not always feasible. Hen...

journal_title：Marine drugs

authors： Wang Y,Zhang X,Yang Y,Yang X,Ye B

更新日期：2015-08-18 00:00:00

abstract：:The effect of carrageenans on tomato chlorotic dwarf viroid (TCDVd) replication and symptom expression was studied. Three-week-old tomato plants were spray-treated with iota(ɩ)-, lambda(λ)-, and kappa(κ)-carrageenan at 1 g·L-1 and inoculated with TCDVd after 48 h. The λ-carrageenan significantly suppressed viroid symp...

journal_title：Marine drugs

authors： Sangha JS,Kandasamy S,Khan W,Bahia NS,Singh RP,Critchley AT,Prithiviraj B

更新日期：2015-05-08 00:00:00

abstract：:Early acute kidney injury (AKI) is a devastating complication in critical burn patients, and it is associated with severe morbidity and mortality. The mechanism of AKI is multifactorial. Astaxanthin (ATX) is a natural compound that is widely distributed in marine organisms; it is a strong antioxidant and exhibits othe...

journal_title：Marine drugs

authors： Guo SX,Zhou HL,Huang CL,You CG,Fang Q,Wu P,Wang XG,Han CM

更新日期：2015-04-13 00:00:00