New Naphthoquinone Terpenoids from Marine Actinobacterium, Streptomyces sp. CNQ-509.

abstract：:Infection with Helicobacter pylori is a critical cause of gastrointestinal diseases. A crucial host response associated with H. pylori infection includes gastric inflammation, which is characterized by a sustained recruitment of T-helper (Th) cells to the site of infection and distinct patterns of cytokine production....

journal_title：Marine drugs

authors： Davinelli S,Melvang HM,Andersen LP,Scapagnini G,Nielsen ME

更新日期：2019-06-26 00:00:00

abstract：:Resistance to chemotherapy occurs in various diseases (i.e., cancer and infection), and for this reason, both are very difficult to treat. Therefore, novel antimicrobial and chemotherapic drugs are needed for effective antibiotic therapy. The aim of the present study was to assess the antimicrobial and anti-proliferat...

journal_title：Marine drugs

authors： Fuochi V,Li Volti G,Camiolo G,Tiralongo F,Giallongo C,Distefano A,Petronio Petronio G,Barbagallo I,Viola M,Furneri PM,Di Rosa M,Avola R,Tibullo D

更新日期：2017-11-01 00:00:00

abstract：:There are numerous biologically active substances with novel structures and unique physiological functions in marine organisms. These substances are important sources of new lead compounds. Pelorol is a natural product isolated from marine organisms that possesses a novel structure with high bioactivity. In this paper...

journal_title：Marine drugs

authors： Luo Y,Chen H,Weng J,Lu G

更新日期：2016-06-21 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：:A new sesquiterpenoid 9,10-diolhinokiic acid (1) and a new diterpenoid roussoellol C (2), together with 4 known compounds, were isolated from the extracts of laboratory cultures of marine-derived fungus Talaromyces purpurogenus. 9,10-diolhinokiic acid is the first thujopsene-type sesquiterpenoid containing a 9,10-diol...

journal_title：Marine drugs

authors： Wang W,Wan X,Liu J,Wang J,Zhu H,Chen C,Zhang Y

更新日期：2018-05-02 00:00:00

abstract：:TNF-related apoptosis-inducing ligand (TRAIL) is a tumor-selective apoptosis inducer and has been shown to be promising for treating various types of cancers. However, the application of TRAIL is greatly impeded by the resistance of cancer cells to its action. Studies show that overexpression of some critical pro-surv...

journal_title：Marine drugs

authors： Liu J,Ma L,Wu N,Liu G,Zheng L,Lin X

更新日期：2014-09-25 00:00:00

abstract：:Chlorophenols (CPs) are environmental pollutants that are produced through various anthropogenic activities and introduced in the environment. Living organisms, including humans, are exposed to these toxic xenobiotics and suffer from adverse health effects. More specifically, 2,4-dichlorophenol (2,4-DCP) is released i...

journal_title：Marine drugs

authors： Nikolaivits E,Agrafiotis A,Termentzi A,Machera K,Le Goff G,Álvarez P,Chavanich S,Benayahu Y,Ouazzani J,Fokialakis N,Topakas E

更新日期：2019-09-30 00:00:00

abstract：:The aim of the present work was to load a Hibiscus sabdariffa (HS) hydroalcoholic extract into in situ gelling formulations for the treatment of oral mucositis and esophagitis. Such formulations, selected as the most promising options in a previous work of ours, were composed by κ-carrageenan (κ-CG), a sulfated marine...

journal_title：Marine drugs

authors： Vigani B,Rossi S,Gentile M,Sandri G,Bonferoni MC,Cavalloro V,Martino E,Collina S,Ferrari F

更新日期：2019-03-05 00:00:00

abstract：:The structures, names, bioactivities and references of 138 briarane-type diterpenoids, including 87 new compounds, are summarized in this review. All the briarane-type compounds mentioned in this review article were obtained from gorgonian corals including the genus Briareum, Dichotella, Junceella and Verrucella. Some...

journal_title：Marine drugs

authors： Sheu JH,Chen YH,Chen YH,Su YD,Chang YC,Su JH,Weng CF,Lee CH,Fang LS,Wang WH,Wen ZH,Wu YC,Sung PJ

更新日期：2014-04-10 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：:Astaxanthin (ASX) is a carotenoid pigment with strong antioxidant properties. We have reported previously that ASX protects neurons from the noxious effects of amyloid-β peptide oligomers, which promote excessive mitochondrial reactive oxygen species (mROS) production and induce a sustained increase in cytoplasmic Ca2...

journal_title：Marine drugs

authors： García F,Lobos P,Ponce A,Cataldo K,Meza D,Farías P,Estay C,Oyarzun-Ampuero F,Herrera-Molina R,Paula-Lima A,Ardiles ÁO,Hidalgo C,Adasme T,Muñoz P

更新日期：2020-06-26 00:00:00

abstract：:The marine genus Pseudoalteromonas is known for its versatile biotechnological potential with respect to the production of antimicrobials and enzymes of industrial interest. We have sequenced the genomes of three Pseudoalteromonas sp. strains isolated from different deep sea sponges on the Illumina MiSeq platform. The...

journal_title：Marine drugs

authors： Borchert E,Knobloch S,Dwyer E,Flynn S,Jackson SA,Jóhannsson R,Marteinsson VT,O'Gara F,Dobson ADW

更新日期：2017-06-19 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：:Four 4-hydroxy-α-pyrones including three new ones named nipyrones A-C (1-3) together with one known analogue germicidin C (4) were discovered from a marine sponge-derived fungus Aspergillus niger cultivated in a solid rice culture. Their structures and absolute configurations were elucidated through a combination of s...

journal_title：Marine drugs

authors： Ding L,Ren L,Li S,Song J,Han Z,He S,Xu S

更新日期：2019-06-10 00:00:00

abstract：:MytiLec; a novel lectin isolated from the Mediterranean mussel (Mytilus galloprovincialis); shows strong binding affinity to globotriose (Gb3: Galα1-4Galβ1-4Glc). MytiLec revealed β-trefoil folding as also found in the ricin B-subunit type (R-type) lectin family, although the amino acid sequences were quite different....

journal_title：Marine drugs

authors： Hasan I,Sugawara S,Fujii Y,Koide Y,Terada D,Iimura N,Fujiwara T,Takahashi KG,Kojima N,Rajia S,Kawsar SM,Kanaly RA,Uchiyama H,Hosono M,Ogawa Y,Fujita H,Hamako J,Matsui T,Ozeki Y

更新日期：2015-12-14 00:00:00

abstract：:A new eunicellin diterpenoid, cladieunicellin I (1), and a new natural eunicellin, litophynin I diacetate (2), were isolated from a Formosan soft coral identified as Cladiella sp. The structures of eunicellins 1 and 2 were elucidated by spectroscopic methods and by comparison of the spectral data with those of related...

journal_title：Marine drugs

authors： Chen TH,Lu MC,Chang YC,Su YD,Chen YH,Lin NC,Fang LS,Wu YC,Sung PJ

更新日期：2013-11-14 00:00:00

abstract：:Nosocomial infections and increasing multi-drug resistance caused by Acinetobacter baumannii have been recognized as emerging problems worldwide. Moreover, A. baumannii is able to colonize various abiotic materials and medical devices, making it difficult to eradicate and leading to ventilator-associated pneumonia, an...

journal_title：Marine drugs

authors： Tseng SP,Hung WC,Huang CY,Lin YS,Chan MY,Lu PL,Lin L,Sheu JH

更新日期：2016-07-29 00:00:00

abstract：:PT-peptide is derived from the anti-lipopolysaccharide factor of the swimming crab Portunus trituberculatus. The peptide, consisting of 34 amino acids, contains a lipopolysaccharide binding domain. In this study, we investigated the effect of PT-peptide encapsulated in raw milk-derived extracellular vesicles (EVs), de...

journal_title：Marine drugs

authors： Lee BH,Chen BR,Huang CT,Lin CH

更新日期：2019-04-26 00:00:00

abstract：:Here we summarize the current knowledge on the transfer and accumulation of harmful algal bloom (HAB)-related toxins in cephalopods (octopods, cuttlefishes and squids). These mollusks have been reported to accumulate several HAB-toxins, namely domoic acid (DA, and its isomers), saxitoxin (and its derivatives) and paly...

journal_title：Marine drugs

authors： Lopes VM,Lopes AR,Costa P,Rosa R

更新日期：2013-09-06 00:00:00

abstract：:Cone snails produce a distinctive repertoire of venom peptides that are used both as a defense mechanism and also to facilitate the immobilization and digestion of prey. These peptides target a wide variety of voltage- and ligand-gated ion channels, which make them an invaluable resource for studying the properties of...

journal_title：Marine drugs

authors： Essack M,Bajic VB,Archer JA

更新日期：2012-06-01 00:00:00

abstract：:24-methyl-cholesta-5,24(28)-diene-3β,19-diol-7β-monoacetate (MeCDDA) is a natural steroid compound isolated from a wild-type soft coral (Nephthea erecta). The present study aimed to investigate the anti-small cell lung cancer (SCLC) effects of MeCDDA in vitro and in vivo, as well as to elucidate its underlying mechani...

journal_title：Marine drugs

authors： Chung TW,Su JH,Lin CC,Li YR,Chao YH,Lin SH,Chan HL

更新日期：2017-07-01 00:00:00

abstract：:Three myxobacterial strains, designated SWB004, SWB005 and SWB006, were obtained from beach sand samples from the Pacific Ocean and the North Sea. The strains were cultivated in salt water containing media and subjected to studies to determine their taxonomic status, the presence of genes for the biosynthesis of polyk...

journal_title：Marine drugs

authors： Schäberle TF,Goralski E,Neu E,Erol O,Hölzl G,Dörmann P,Bierbaum G,König GM

更新日期：2010-09-03 00:00:00

abstract：:Oxidative stress contributes to chronic inflammatory processes implicated in aging, referred to as "inflamm-aging." In this study, the potential anti-inflammatory and anti-aging effects of a pigment-protein complex (PPC) from Chlorella pyrenoidosa were investigated using lipopolysaccharide (LPS)-stimulated RAW 264.7 m...

journal_title：Marine drugs

authors： Zhang R,Chen J,Mao X,Qi P,Zhang X

更新日期：2019-10-16 00:00:00

abstract：:Two novel biscembranoids, sarelengans A and B (1 and 2), five new cembranoids, sarelengans C-G (3-7), along with two known cembranoids (8 and 9) were isolated from the South China Sea soft coral Sarcophyton elegans. Their structures were determined by spectroscopic and chemical methods, and those of 1, 4, 5, and 6 wer...

journal_title：Marine drugs

authors： Li W,Zou YH,Ge MX,Lou LL,Xu YS,Ahmed A,Chen YY,Zhang JS,Tang GH,Yin S

更新日期：2017-03-23 00:00:00

abstract：:Seaweed is a rich source of bioactive sulfated polysaccharides. We obtained six sulfated polysaccharide-rich fractions (UF-0.3, UF-0.5, UF-0.6, UF-0.7, UF-1.0, and UF-2.0) from the green seaweed Udotea flabellum (UF) by proteolytic digestion followed by sequential acetone precipitation. Biochemical analysis of these f...

journal_title：Marine drugs

authors： Presa FB,Marques MLM,Viana RLS,Nobre LTDB,Costa LS,Rocha HAO

更新日期：2018-04-20 00:00:00

abstract：:Using theonellasterol as a novel FXR antagonist hit, we prepared a series of semi-synthetic derivatives in order to gain insight into the structural requirements for exhibiting antagonistic activity. These derivatives are characterized by modification at the exocyclic carbon-carbon double bond at C-4 and at the hydrox...

journal_title：Marine drugs

authors： Sepe V,Ummarino R,D'Auria MV,Taglialatela-Scafati O,Marino SD,D'Amore C,Renga B,Chini MG,Bifulco G,Nakao Y,Fusetani N,Fiorucci S,Zampella A

更新日期：2012-11-05 00:00:00

abstract：:Oceans have shown to be a remarkable source of natural products. The biological properties of many of these compounds have helped to produce great advances in medicinal chemistry. Within them, marine natural products containing an oxepanyl ring are present in a great variety of algae, sponges, fungus and corals and sh...

journal_title：Marine drugs

authors： Barbero H,Díez-Poza C,Barbero A

更新日期：2017-11-15 00:00:00

abstract：:Sargassum horneri (S. horneri), an edible brown alga, has been proposed as a functional food with an improvement effect on abnormal skin immune responses. The present study investigates the anti-allergic effect of an ethanol extract from S. horneri (SHE) on immunoglobulin E (IgE)/bovine serum albumin (BSA)-mediated ac...

journal_title：Marine drugs

authors： Han EJ,Kim HS,Sanjeewa KKA,Jung K,Jee Y,Jeon YJ,Fernando IPS,Ahn G

更新日期：2020-11-26 00:00:00

abstract：:The present study investigated the effect of dietary astaxanthin (AX) on the growth performance, antioxidant parameters, and repair of hepatopancreas damage in Pacific white shrimp (Litopenaeus vannamei). To evaluate the hepatopancreas protective function of AX in shrimps, we compared the effect of five isonitrogenous...

journal_title：Marine drugs

authors： Yu Y,Liu Y,Yin P,Zhou W,Tian L,Liu Y,Xu D,Niu J

更新日期：2020-04-17 00:00:00

abstract：:A chemical study of the ethyl acetate (EtOAc) extract from the deep-sea-derived fungus Penicilliumthomii YPGA3 led to the isolation of a new austalide meroterpenoid (1) and seven known analogues (28), two new labdane-type diterpenoids (9 and 10) and a known derivative (11). The structures of new compounds 1, 9, and 10...

journal_title：Marine drugs

authors： Cheng Z,Liu W,Fan R,Han S,Li Y,Cui X,Zhang J,Wu Y,Lv X,Zhang Y,Luo Z,Alias SA,Xu W,Li Q

更新日期：2020-03-16 00:00:00