New Aromatic Bisabolane Derivatives with Lipid-Reducing Activity from the Marine Sponge <i>Myrmekioderma</i> sp.

by Margarida Costa, Laura Coello, Ralph Urbatzka, Marta Pérez, Margret Thorsteinsdottir
Published 2019-06-01

Application of Bioactive Thermal Proteome Profiling to Decipher the Mechanism of Action of the Lipid Lowering 13²-Hydroxy-pheophytin Isolated from a Marine Cyanobacteria

by Ana Carrasco del Amor, Sara Freitas, Ralph Urbatzka, Olatz Fresnedo, Susana Cristobal
Published 2019-06-01

Inhibition of Intestinal Lipid Absorption by Cyanobacterial Strains in Zebrafish Larvae

by Marta Bellver, Susana Lemos da Costa, Begoña Astrain Sanchez, Vitor Vasconcelos, Ralph Urbatzka
Published 2021-03-01

Hierridin B Isolated from a Marine Cyanobacterium Alters VDAC1, Mitochondrial Activity, and Cell Cycle Genes on HT-29 Colon Adenocarcinoma Cells

by Sara Freitas, Rosário Martins, Margarida Costa, Pedro N. Leão, Rui Vitorino, Vitor Vasconcelos, Ralph Urbatzka
Published 2016-08-01

Antiproliferative Effects of the Natural Oxadiazine Nocuolin A Are Associated With Impairment of Mitochondrial Oxidative Phosphorylation

by Maria Lígia Sousa, Maria Lígia Sousa, Marco Preto, Vítor Vasconcelos, Vítor Vasconcelos, Stig Linder, Stig Linder, Ralph Urbatzka
Published 2019-04-01

Actinobacteria Isolated From Laminaria ochroleuca: A Source of New Bioactive Compounds

by Mariana Girão, Mariana Girão, Inês Ribeiro, Tiago Ribeiro, Isabel C. Azevedo, Filipe Pereira, Ralph Urbatzka, Pedro N. Leão, Maria F. Carvalho
Published 2019-04-01

Identification of Cyanobacterial Strains with Potential for the Treatment of Obesity-Related Co-Morbidities by Bioactivity, Toxicity Evaluation and Metabolite Profiling

by Margarida Costa, Filipa Rosa, Tiago Ribeiro, Rene Hernandez-Bautista, Marco Bonaldo, Natália Gonçalves Silva, Finnur Eiríksson, Margrét Thorsteinsdóttir, Siegfried Ussar, Ralph Urbatzka
Published 2019-05-01

Chlorophyll Derivatives from Marine Cyanobacteria with Lipid-Reducing Activities

by Sara Freitas, Natália Gonçalves Silva, Maria Lígia Sousa, Tiago Ribeiro, Filipa Rosa, Pedro N. Leão, Vitor Vasconcelos, Mariana Alves Reis, Ralph Urbatzka
Published 2019-04-01

Cytotoxicity of portoamides in human cancer cells and analysis of the molecular mechanisms of action.

by Tiago Ribeiro, Filipa Lemos, Marco Preto, Joana Azevedo, Maria Lígia Sousa, Pedro N Leão, Alexandre Campos, Stig Linder, Rui Vitorino, Vitor Vasconcelos, Ralph Urbatzka
Published 2017-01-01

Diversity and Bioactive Potential of Actinobacteria Isolated from a Coastal Marine Sediment in Northern Portugal

by Inês Ribeiro, Mariana Girão, Diogo A. M. Alexandrino, Tiago Ribeiro, Chiara Santos, Filipe Pereira, Ana P. Mucha, Ralph Urbatzka, Pedro N. Leão, Maria F. Carvalho
Published 2020-10-01

The Marine Seagrass <i>Halophila stipulacea</i> as a Source of Bioactive Metabolites against Obesity and Biofouling

by Sawssen Bel Mabrouk, Mariana Reis, Maria Lígia Sousa, Tiago Ribeiro, Joana R. Almeida, Sandra Pereira, Jorge Antunes, Filipa Rosa, Vitor Vasconcelos, Lotfi Achour, Adnen Kacem, Ralph Urbatzka
Published 2020-01-01

A New Ergosterol Analog, a New Bis-Anthraquinone and Anti-Obesity Activity of Anthraquinones from the Marine Sponge-Associated Fungus Talaromyces stipitatus KUFA 0207

by Jidapa Noinart, Suradet Buttachon, Tida Dethoup, Luís Gales, José A. Pereira, Ralph Urbatzka, Sara Freitas, Michael Lee, Artur M. S. Silva, Madalena M. M. Pinto, Vítor Vasconcelos, Anake Kijjoa
Published 2017-05-01

Characterization and Biotechnological Potential of Intracellular Polyhydroxybutyrate by <i>Stigeoclonium </i>sp. B23 Using Cassava Peel as Carbon Source

by Murilo Moraes Mourão, Luciana Pereira Xavier, Ralph Urbatzka, Lucas Barbosa Figueiroa, Carlos Emmerson Ferreira da Costa, Carmen Gilda Barroso Tavares Dias, Maria Paula Cruz Schneider, Vitor Vasconcelos, Agenor Valadares Santos
Published 2021-02-01

Bioactivities and Extract Dereplication of Actinomycetales Isolated From Marine Sponges

by José D. Santos, José D. Santos, Inês Vitorino, Inês Vitorino, Mercedes De la Cruz, Caridad Díaz, Bastien Cautain, Frederick Annang, Guiomar Pérez-Moreno, Ignacio Gonzalez Martinez, Jose R. Tormo, Jesús M. Martín, Ralph Urbatzka, Francisca M. Vicente, Olga M. Lage, Olga M. Lage
Published 2019-04-01