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Items: 1 to 20 of 29


Actinobacteria and Cyanobacteria Diversity in Terrestrial Antarctic Microenvironments Evaluated by Culture-Dependent and Independent Methods.

Rego A, Raio F, Martins TP, Ribeiro H, Sousa AGG, Séneca J, Baptista MS, Lee CK, Cary SC, Ramos V, Carvalho MF, Leão PN, Magalhães C.

Front Microbiol. 2019 May 31;10:1018. doi: 10.3389/fmicb.2019.01018. eCollection 2019.


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

Girão M, Ribeiro I, Ribeiro T, Azevedo IC, Pereira F, Urbatzka R, Leão PN, Carvalho MF.

Front Microbiol. 2019 Apr 9;10:683. doi: 10.3389/fmicb.2019.00683. eCollection 2019.


Chlorophyll Derivatives from Marine Cyanobacteria with Lipid-Reducing Activities.

Freitas S, Silva NG, Sousa ML, Ribeiro T, Rosa F, Leão PN, Vasconcelos V, Reis MA, Urbatzka R.

Mar Drugs. 2019 Apr 17;17(4). pii: E229. doi: 10.3390/md17040229.


Structure of Hierridin C, Synthesis of Hierridins B and C, and Evidence for Prevalent Alkylresorcinol Biosynthesis in Picocyanobacteria.

Costa M, Sampaio-Dias IE, Castelo-Branco R, Scharfenstein H, Rezende de Castro R, Silva A, Schneider MPC, Araújo MJ, Martins R, Domingues VF, Nogueira F, Camões V, Vasconcelos VM, Leão PN.

J Nat Prod. 2019 Feb 22;82(2):393-402. doi: 10.1021/acs.jnatprod.8b01038. Epub 2019 Feb 4.


Chemistry, bioactivity and biosynthesis of cyanobacterial alkylresorcinols.

Martins TP, Rouger C, Glasser NR, Freitas S, de Fraissinette NB, Balskus EP, Tasdemir D, Leão PN.

Nat Prod Rep. 2019 Jan 31. doi: 10.1039/c8np00080h. [Epub ahead of print] Review.


Sphaerocyclamide, a prenylated cyanobactin from the cyanobacterium Sphaerospermopsis sp. LEGE 00249.

Martins J, Leikoski N, Wahlsten M, Azevedo J, Antunes J, Jokela J, Sivonen K, Vasconcelos V, Fewer DP, Leão PN.

Sci Rep. 2018 Sep 28;8(1):14537. doi: 10.1038/s41598-018-32618-5.


Cyanobacterial diversity held in microbial biological resource centers as a biotechnological asset: the case study of the newly established LEGE culture collection.

Ramos V, Morais J, Castelo-Branco R, Pinheiro Â, Martins J, Regueiras A, Pereira AL, Lopes VR, Frazão B, Gomes D, Moreira C, Costa MS, Brûle S, Faustino S, Martins R, Saker M, Osswald J, Leão PN, Vasconcelos VM.

J Appl Phycol. 2018;30(3):1437-1451. doi: 10.1007/s10811-017-1369-y. Epub 2018 Jan 6.


4-Oxo-β-apo-13-carotenone from the Cyanobacterium Anabaena cylindrica PCC 7122.

Martins TP, Reis MA, Leão PN.

Chem Biodivers. 2018 Jul;15(7):e1800076. doi: 10.1002/cbdv.201800076. Epub 2018 Jun 19.


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

Ribeiro T, Lemos F, Preto M, Azevedo J, Sousa ML, Leão PN, Campos A, Linder S, Vitorino R, Vasconcelos V, Urbatzka R.

PLoS One. 2017 Dec 7;12(12):e0188817. doi: 10.1371/journal.pone.0188817. eCollection 2017.


Cyanobacterial Allelochemicals But Not Cyanobacterial Cells Markedly Reduce Microbial Community Diversity.

Dias F, Antunes JT, Ribeiro T, Azevedo J, Vasconcelos V, Leão PN.

Front Microbiol. 2017 Aug 8;8:1495. doi: 10.3389/fmicb.2017.01495. eCollection 2017.


Cyanobacterial Diversity in Microbial Mats from the Hypersaline Lagoon System of Araruama, Brazil: An In-depth Polyphasic Study.

Ramos VMC, Castelo-Branco R, Leão PN, Martins J, Carvalhal-Gomes S, Sobrinho da Silva F, Mendonça Filho JG, Vasconcelos VM.

Front Microbiol. 2017 Jun 30;8:1233. doi: 10.3389/fmicb.2017.01233. eCollection 2017.


Corrigendum: Biosynthesis-Assisted Structural Elucidation of the Bartolosides, Chlorinated Aromatic Glycolipids from Cyanobacteria.

Leão PN, Nakamura H, Costa M, Pereira AR, Martins R, Vasconcelos V, Gerwick WH, Balskus EP.

Angew Chem Int Ed Engl. 2016 Nov 21;55(48):14895. doi: 10.1002/anie.201609701. No abstract available.


Bartolosides E-K from a Marine Coccoid Cyanobacterium.

Afonso TB, Costa MS, Rezende de Castro R, Freitas S, Silva A, Schneider MP, Martins R, Leão PN.

J Nat Prod. 2016 Oct 28;79(10):2504-2513. Epub 2016 Sep 28.


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

Freitas S, Martins R, Costa M, Leão PN, Vitorino R, Vasconcelos V, Urbatzka R.

Mar Drugs. 2016 Aug 31;14(9). pii: E158. doi: 10.3390/md14090158.


The conifer biomarkers dehydroabietic and abietic acids are widespread in Cyanobacteria.

Costa MS, Rego A, Ramos V, Afonso TB, Freitas S, Preto M, Lopes V, Vasconcelos V, Magalhães C, Leão PN.

Sci Rep. 2016 Mar 21;6:23436. doi: 10.1038/srep23436.


Biosynthesis-assisted structural elucidation of the bartolosides, chlorinated aromatic glycolipids from cyanobacteria.

Leão PN, Nakamura H, Costa M, Pereira AR, Martins R, Vasconcelos V, Gerwick WH, Balskus EP.

Angew Chem Int Ed Engl. 2015 Sep 14;54(38):11063-7. doi: 10.1002/anie.201503186. Epub 2015 Jul 31. Erratum in: Angew Chem Int Ed Engl. 2016 Nov 21;55(48):14895.


Acetylcholinesterase in Biofouling Species: Characterization and Mode of Action of Cyanobacteria-Derived Antifouling Agents.

Almeida JR, Freitas M, Cruz S, Leão PN, Vasconcelos V, Cunha I.

Toxins (Basel). 2015 Jul 24;7(8):2739-56. doi: 10.3390/toxins7082739.


Cylindrospermopsis raciborskii: review of the distribution, phylogeography, and ecophysiology of a global invasive species.

Antunes JT, Leão PN, Vasconcelos VM.

Front Microbiol. 2015 May 18;6:473. doi: 10.3389/fmicb.2015.00473. eCollection 2015. Review.


Picocyanobacteria from a clade of marine Cyanobium revealed bioactive potential against microalgae, bacteria, and marine invertebrates.

Costa MS, Costa M, Ramos V, Leão PN, Barreiro A, Vasconcelos V, Martins R.

J Toxicol Environ Health A. 2015;78(7):432-42. doi: 10.1080/15287394.2014.991466.


N-terminal protease gene phylogeny reveals the potential for novel cyanobactin diversity in cyanobacteria.

Martins J, Leão PN, Ramos V, Vasconcelos V.

Mar Drugs. 2013 Dec 9;11(12):4902-16. doi: 10.3390/md11124902.

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