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Pages
- Title
- Hapaioside: a 19-norpregnane glycoside from the sponge Cribrochalina olemda.
- Creator
- Yeung, Bryan K. S., Hamann, Mark T., Scheuer, P. J., Kelly-Borges, M., Harbor Branch Oceanographic Institute
- Date Issued
- 1994
- PURL
- http://purl.flvc.org/FCLA/DT/3331882
- Subject Headings
- Sponges, Glycosides, Pregnane, Saponins
- Format
- Document (PDF)
- Title
- Strategies for flow cytometric analysis of marine microalgae and sponge cells.
- Creator
- Yentsch, C. M., Pomponi, Shirley A.
- Date Issued
- 1994
- PURL
- http://purl.flvc.org/FCLA/DT/3353886
- Subject Headings
- Microalgae, Sponges, Cytometric cellular analysis
- Format
- Document (PDF)
- Title
- A new sesterterpene, Sch 599473, from a marine sponge, Ircinia sp.
- Creator
- Yang, Shu-Wei, Chan, Tze-Ming, Pomponi, Shirley A., Gonsiorek, W., Chen, Guodong, Wright, Amy E., Hipkin, W., Patel, Mahesh, Gullo, Vincent, Pramanik, B., Zavodny, P., Chu, Min
- Date Issued
- 2003
- PURL
- http://purl.flvc.org/FCLA/DT/3351980
- Subject Headings
- Sponges, Sesterterpenes, Marine natural products
- Format
- Document (PDF)
- Title
- A new bicyclic guanidine alkaloid, Sch 575948, from amarine sponge, Ptilocaulis spiculifer.
- Creator
- Yang, Shu-Wei, Chan, Tze-Ming, Pomponi, Shirley A., Chen, Guodong, Wright, Amy E., Patel, Mahesh, Gullo, Vincent, Pramanik, B., Chu, Min
- Date Issued
- 2003
- PURL
- http://purl.flvc.org/fau/fd/FA00007361
- Subject Headings
- Sponges, Alkaloids, Guanidines, Antibacterial agents, Molecular structure
- Format
- Document (PDF)
- Title
- A New Sterol Sulfate, Sch 572423, from a Marine Sponge, Topsentia sp.
- Creator
- Yang, Shu-Wei, Buevich, Alexei, Chan, Tze-Ming, Smith, Michelle, Lachowicz, Jean, Pomponi, Shirley A., Wright, Amy E., Mierzwa, Ronald, Patel, Mahesh, Gullo, Vincent, Chu, Min
- Date Issued
- 2003
- PURL
- http://purl.flvc.org/FCLA/DT/2827816
- Subject Headings
- Water quality bioassay, Water --Pollution --Toxicology, Sponges, Marine ecosystem management, Filters and filtration
- Format
- Document (PDF)
- Title
- Neopeltolide a new macrolide from a lithistid sponge of the family Neopeltidae.
- Creator
- Wright, Amy E., Botelho, J. C., Guzman, Esther A., Harmody, Dedra K., Linley, P. A., McCarthy, Peter J., Pitts, Tara P., Pomponi, Shirley A., Reed, John K.
- Date Issued
- 2007
- PURL
- http://purl.flvc.org/FCLA/DT/3333011
- Subject Headings
- Sponges, Macrolides, Marine natural products
- Format
- Document (PDF)
- Title
- (+)-Curcuphenol and (+)-Curcudiol, sesquiterpene phenols from shallow and deep water collections of the marine sponge Didiscus Flavus.
- Creator
- Wright, Amy E., Pomponi, Shirley A., McConnell, O. J., Kohmoto, S., McCarthy, Peter J.
- Date Issued
- 1987
- PURL
- http://purl.flvc.org/FCLA/DT/3332940
- Subject Headings
- Sponges, Sesquiterpenes, Antifungal agents, Marine metabolites
- Format
- Document (PDF)
- Title
- 3-amino-1-(2-aminoimidazolyl)-prop-i-ene from the marine sponges Teichaxinella morchella and Ptilocaulis walpersi.
- Creator
- Wright, Amy E., Chiles, S. A., Cross, S. S.
- Date Issued
- 1991
- PURL
- http://purl.flvc.org/FCLA/DT/3332990
- Subject Headings
- Sponges, Marine metabolites, Pyrroles
- Format
- Document (PDF)
- Title
- Lasonolides C—G, Five New Lasonolide Compounds from the Sponge Forcepia sp.
- Creator
- Wright, Amy E., Chen, Ying, Winder, Priscilla L., Pitts, Tara P., Pomponi, Shirley A., Longley, Ross E.
- Date Issued
- 2004
- PURL
- http://purl.flvc.org/FCLA/DT/3164109
- Subject Headings
- Macrolide antibiotics, Natural products, Mass spectrometry, Sponges, Stereochemistry
- Format
- Document (PDF)
- Title
- A new bis-(indole) alkaloid from a deep-water marine sponge of the genus Spongosorites.
- Creator
- Wright, Amy E., Pomponi, Shirley A., Cross, S. S., McCarthy, Peter J.
- Date Issued
- 1992
- PURL
- http://purl.flvc.org/FCLA/DT/3333002
- Subject Headings
- Sponges, Indole alkaloids, Marine natural products
- Format
- Document (PDF)
- Title
- An antiviral sesquiterpene hydroquinone from the marine sponge Strongylophora hartmani.
- Creator
- Wright, Amy E., Rueth, S. A., Cross, S. S.
- Date Issued
- 1991
- PURL
- http://purl.flvc.org/FCLA/DT/3332987
- Subject Headings
- Sponges, Sesquiterpenes, Marine natural products, Spectroscopy
- Format
- Document (PDF)
- Title
- The Lithistida: important sources of compounds useful in biomedical research.
- Creator
- Wright, Amy E.
- Date Issued
- 2010
- PURL
- http://purl.flvc.org/FCLA/DT/3331940
- Subject Headings
- Sponges, Biomedical research, Marine natural products, Bioactive compounds
- Format
- Document (PDF)
- Title
- Sulfircin: a new sesterterpene sulfate from a deep-water sponge of the genus Ircinia.
- Creator
- Wright, Amy E., McCarthy, Peter J., Schulte, G. K.
- Date Issued
- 1989
- PURL
- http://purl.flvc.org/FCLA/DT/3332962
- Subject Headings
- Sponges, Sulfates, Sesterterpenes, Antifungal agents, Marine natural products
- Format
- Document (PDF)
- Title
- Duryne, a new cytotoxic agent from the marine sponge Cribrochalina dura.
- Creator
- Wright, Amy E., McConnell, O. J., Kohmoto, S., Lui, M. S., Thompson, W., Snader, K. M.
- Date Issued
- 1987
- PURL
- http://purl.flvc.org/FCLA/DT/3353798
- Subject Headings
- Cytotoxin, Sponges, Marine natural products, Polyacetylenes
- Format
- Document (PDF)
- Title
- Therapeutic potential, mechanism of action, and ecology of novel marine natural products.
- Creator
- Winder, Priscilla L., Charles E. Schmidt College of Science, Department of Chemistry and Biochemistry
- Abstract/Description
-
The projects described in this dissertation are focused on compounds derived from the marine environment. Chapter 1 gives an introduction to the study of marine natural products to treat human ailments and a thorough review on compounds from lithistid sponges that have been isolated or synthesized since 2000. Chapter 2 describes the isolation and structure elucidation of two sesquiterpene substituted benzoquinone derivatives, petrosiquinones A and B, from a deep-water marine sponge from the...
Show moreThe projects described in this dissertation are focused on compounds derived from the marine environment. Chapter 1 gives an introduction to the study of marine natural products to treat human ailments and a thorough review on compounds from lithistid sponges that have been isolated or synthesized since 2000. Chapter 2 describes the isolation and structure elucidation of two sesquiterpene substituted benzoquinone derivatives, petrosiquinones A and B, from a deep-water marine sponge from the Family Petrosiidae. Although initially purified following activity in a (Sb(B-catenin/Tcf4 assay they were later followed using tumor cell line cytotoxicity assays. Petrosiquinone A was the more active of the two compounds with moderate cytotoxicity in the DLD-1, PANC-1, and AsPC-1 cell lines. In Chapter 3, the isolation and structure elucidation of two new marine-derived macrolides, madeirolide A and B, isolated from a deep-water lithistid sponge of the genus Leiodermatium is described., They were isolated using numerous chromatographic techniques and the structures were elucidated on the basis of 1D and 2D NMR spectra coupled with high resolution-mass spectrometry (HR-MS) data. Madeirolide A and B inhibited the growth of the fungal pathogen Candida albicans with minimum inhibitory concentrations (MIC) of 12.5 and 25 (So(Bg/mL, respectively, but were not cytotoxic in tumor cell assays under the conditions tested. Chapter 4 describes work performed to determine the molecular target of lasonolide A using affinity chromatography. The target of lasonolide A is of interest since lasonolide A is known to kill cancer cells in vitro through a unique mechanism., This chapter highlights the research performed to create an affinity matrix with immobilized lasonolide. A target has not been confirmed but there are a number of interesting hits that are being pursued. In Chapter 5, a liquid chromatography-mass spectrometry (LC-MS) screening method was established in order to rapidly identify the metabolites from numerous collections of Lyngbya spp. obtained from Broward and Lee County, Florida sites that may help marine ecologists assess the effects of Lyngbya spp. blooms on the environment. A link between the metabolites produced and nutrients from both the algal tissue and water column was also explored.
Show less - Date Issued
- 2009
- PURL
- http://purl.flvc.org/FAU/369392
- Subject Headings
- Natural products, Therapeutic use, Sponges, Ecology, Marine resources, Research, Marine biotechnology
- Format
- Document (PDF)
- Title
- Characterization, biosynthetic studies and subcellular localization of sterols from the marine sponge Teichaxinella morchella.
- Creator
- Williams, Amanda Joy, Florida Atlantic University, Kerr, Russell G.
- Abstract/Description
-
A-nor sterols have been isolated and characterized from the marine sponge Teichaxinella morchella using High Performance Liquid Chromatography, Nuclear Magnetic Resonance, and Mass Spectrometry. A cell free extract of T. morchella was used to determine the biosynthetic origin of the sterols. Incubation experiments with radiolabled Farnesyl Pyrophosphate and cholesterol showed that the sterols are coming from a dietary source. Subcellular localization studies showed that the sterols are part...
Show moreA-nor sterols have been isolated and characterized from the marine sponge Teichaxinella morchella using High Performance Liquid Chromatography, Nuclear Magnetic Resonance, and Mass Spectrometry. A cell free extract of T. morchella was used to determine the biosynthetic origin of the sterols. Incubation experiments with radiolabled Farnesyl Pyrophosphate and cholesterol showed that the sterols are coming from a dietary source. Subcellular localization studies showed that the sterols are part of the cell membrane.
Show less - Date Issued
- 2001
- PURL
- http://purl.flvc.org/fcla/dt/12865
- Subject Headings
- Sponges, Sterols
- Format
- Document (PDF)
- Title
- A new deep sea coralline sponge from Turks and Caicos Islands: Willardi caicosensis gen. et sp. nov.(Demospongiae: Hadromerida).
- Creator
- Willenz, P., Pomponi, Shirley A.
- Date Issued
- 1996
- PURL
- http://purl.flvc.org/fau/fd/FA00007343
- Subject Headings
- Turks and Caicos Islands, Atlantic Ocean, Sponges, Demospongiae, Coralline, Species, Genus
- Format
- Document (PDF)
- Title
- EVALUATION OF 3-D CULTURE METHODS FOR MARINE SPONGES.
- Creator
- Urban-Gedamke, Elizabeth, Pomponi, Shirley A., Florida Atlantic University, Department of Marine Science and Oceanography, Charles E. Schmidt College of Science
- Abstract/Description
-
Marine sponges are economically and environmentally valuable, but restoration, commercial, and biomedical demands exceed what wild populations and aquaculture can provide. In vitro culture of sponge cells is a promising alternative, but has remained elusive until recent breakthroughs involving improved nutrient medium M1 in two-dimensional culture. The advantages of three-dimensional over two-dimensional cell culture have been increasingly recognized. Here we report the successful 21-day...
Show moreMarine sponges are economically and environmentally valuable, but restoration, commercial, and biomedical demands exceed what wild populations and aquaculture can provide. In vitro culture of sponge cells is a promising alternative, but has remained elusive until recent breakthroughs involving improved nutrient medium M1 in two-dimensional culture. The advantages of three-dimensional over two-dimensional cell culture have been increasingly recognized. Here we report the successful 21-day culture of cells from the marine sponge Geodia neptuni using multiple three-dimensional cell culture methods: FibraCel© disks, thin hydrogel layers, gel micro droplets, and spheroid cell culture. These methods performed comparably to two-dimensional control cultures, and each method offers advantages for restoration or in vitro applications using sponge cells. Further optimization of these methods may lead to the ability to culture fully functioning sponges from dissociated, cryopreserved cells, which will reduce the need for wild harvest of sponge tissues for commercial, restoration, and biomedical purposes.
Show less - Date Issued
- 2021
- PURL
- http://purl.flvc.org/fau/fd/FA00013726
- Subject Headings
- Sponges, Cell Culture--methods
- Format
- Document (PDF)
- Title
- Isobatzellines A, B, C, and D. Cytotoxic and antifungal pyrroloquinoline alkaloids from the marine sponge Batzella sp.
- Creator
- Sun, H. H., Sakemi, S., Burres, N. S., McCarthy, Peter J.
- Date Issued
- 1990
- PURL
- http://purl.flvc.org/FCLA/DT/3332970
- Subject Headings
- Sponges, Alkaloids, Pyrroles, Quinolines, Poecilosclerida
- Format
- Document (PDF)
- Title
- A brominated (aminoimidazolinyl) indole from the sponge Discodermia polydiscus.
- Creator
- Sun, H. H., Sakemi, S., Harbor Branch Oceanographic Institute
- Date Issued
- 1991
- PURL
- http://purl.flvc.org/FCLA/DT/3332982
- Subject Headings
- Sponges, Indoles, Marine natural products
- Format
- Document (PDF)