Flávio Luís de Oliveira

ORCID: 0000-0003-2105-4211
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About
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Research Areas
  • Brazilian Legal Issues
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Comparative constitutional jurisprudence studies
  • Biocrusts and Microbial Ecology
  • Public Health in Brazil
  • Microbial Community Ecology and Physiology
  • Algal biology and biofuel production
  • Environmental Toxicology and Ecotoxicology
  • Judicial and Constitutional Studies
  • Social and Political Issues
  • Marine Sponges and Natural Products
  • Marine and coastal ecosystems
  • Constructed Wetlands for Wastewater Treatment
  • Marine Toxins and Detection Methods
  • Legal principles and applications
  • Botany, Ecology, and Taxonomy Studies
  • Legal processes and jurisprudence
  • Protist diversity and phylogeny
  • Botanical Research and Applications
  • Law, Economics, and Judicial Systems
  • Marine Biology and Ecology Research
  • Essential Oils and Antimicrobial Activity
  • Bacterial biofilms and quorum sensing
  • Comparative International Legal Studies
  • Marine Biology and Environmental Chemistry

Universidade do Porto
2019-2025

Centro Interdisciplinar de Investigação Marinha e Ambiental
2019-2020

Instituição Toledo de Ensino
2009-2018

Toledo Prudente Centro Universitário
2010

Universidade Federal do Paraná
1996

Bacterial biofilms are complex biological systems that difficult to eradicate at a medical, industrial, or environmental level. Biofilms confer bacteria protection against external factors and antimicrobial treatments. Taking into account about 80% of human infections caused by bacterial biofilms, the eradication these structures is great priority. resistant old-generation antibiotics, which has led search for new antimicrobials from different sources, including deep oceans/seas. In this...

10.3390/antibiotics8020077 article EN cc-by Antibiotics 2019-06-12

Cyanobacteria and cyanotoxins constitute a serious environmental human health problem. Moreover, concerns are raised with the use of contaminated water in agriculture vegetable production as this can lead to food contamination exposure toxins well impairment crop development productivity. The objective work was assess susceptibility two green vegetables, spinach lettuce, microcystin (MC) cylindrospermopsin (CYN), individually mixture. study consisted growing both vegetables hydroponics,...

10.3390/toxins11110624 article EN cc-by Toxins 2019-10-28

Microcystis blooms and the subsequent release of hepatotoxic microcystins (MCs) pose a serious threat to safety water for human livestock consumption, agriculture irrigation, aquaculture worldwide. Microcystin-LR (MC-LR), most toxic variant MCs, has been widely detected in variety environments such as water, sediments, plants, many aquatic organisms. Conventional solutions treatment are costly, requiring specific infrastructure, well specialized personnel equipment. Therefore, these not...

10.3390/w12010010 article EN Water 2019-12-18

The aim of this study was to document the biodiversity cyanobacteria genera isolated from intertidal and subtidal zones in Cabo Verde. identification strains conducted using a polyphasic study, comprising 16S rRNA gene maximum likelihood Bayesian inference phylogeny, identity (p-distance), 16S–23S ITS secondary structure, morphological, habitat analyses. A total 51 were by micromanipulation streaking biomass onto Petri dishes with solid medium. Seventeen identified as belonging...

10.3390/plants14030299 article EN cc-by Plants 2025-01-21

Abstract Culture collections such as the Blue Biotechnology and Ecotoxicology Collection (LEGE‐CC) hold approximately 1200 cyanobacterial strains are critical community resources. However, many isolates in this other have not been described with a polyphasic approach, limits further study. Here, we employed methodology that integrates 16S rRNA gene phylogenetic analyses, similarity ( p ‐distance), 16S‐23S ITS region secondary structures, morphological habitat assessments to describe four...

10.1111/jpy.13502 article EN Journal of Phycology 2024-09-17

Four natural lactylates of chlorinated fatty acids, chlorosphaerolactylates A–D (1–4), were isolated from the methanolic extract cyanobacterium Sphaerospermopsis sp. LEGE 00249 through a combination bioassay-guided and MS-guided approaches. Compounds 1–4 are esters (mono-, di-, or tri)chlorinated lauric acid lactic acid, whose structures assigned on basis spectrometric spectroscopic methods inclusive 1D 2D NMR experiments. High-resolution mass-spectrometry data sets also demonstrated...

10.1021/acs.jnatprod.0c00072 article EN Journal of Natural Products 2020-06-01

In this paper, we describe Ciimarium marinum gen. et sp. nov. (Prochlorococcaceae, Synechococcales) based on 16S rRNA gene phylogenies, 16S-23S ITS secondary structures, ultrastructure (TEM), morphological, pigments and ecological data of “Synechococcus” LEGE 11466. The strain was isolated from a sample collected at Leixões Harbour, Portugal (41°11’08.1”N 8°43’08.8”W) September 26th, 2011, by scraping an epilithic biofilm under 10-13m depth, less than 1km offshore. Bayesian Inference Maximum...

10.11646/phytotaxa.637.2.2 article EN Phytotaxa 2024-02-19

Toxic cyanobacterial blooms are a major contaminant in inland aquatic ecosystems. Furthermore, toxic carried downstream by rivers and waterways to estuarine coastal Concerning marine animal species, very little is known about how these species affected the exposure freshwater cyanobacteria cyanotoxins. So far, most of knowledge has been gathered from bivalve molluscs. This work aimed infer sensitivity mussel Mytilus galloprovincialis single as well mixed cultures underlying molecular...

10.3390/toxins12030196 article EN cc-by Toxins 2020-03-20

Edible Llayta are cyanobacterial colonies consumed in the Andes highlands. and four isolated cyanobacteria strains were tested for cyanotoxins (microcystin, nodularin, cylindrospermopsin, saxitoxin β-N-methylamino-L-alanine-BMAA) using molecular chemical methods. All isolates free of target genes involved toxin biosynthesis. Only DNA from amplified mcyE gene. Presence microcystin-LR BMAA extracts was discarded by LC/MS analyses. The analysed have an incomplete microcystin biosynthetic...

10.3390/toxins12060382 article EN cc-by Toxins 2020-06-09

In this paper, we used the polyphasic approach combining 16S rRNA gene phylogenies, identity (p-distance), 16S-23S ITS secondary structures, and morphological habitat analyses to describe two new genera of Leptolyngbyaceae, Pseudoleptolynbgya G.S. Hentschke gen. nov. (based on LEGE 16533 16651) Leptolyngbyopsis 16524). These strains were sampled from freshwater environments at Figueira da Foz, Monchique Coimbra, Portugal. Both are morphologically ecologically identical Leptolyngbya can only...

10.1080/09670262.2024.2404887 article EN European Journal of Phycology 2024-11-05

O presente trabalho abordará a problemática e conflituosa relação existente entre o novo constitucionalismo no Brasil nova processualística do atual Código de Processo Civil, pouco democráticos quando vistos com aos outros Poderes constituídos. Em particular, enfocará administração da justiça pelo Poder Judiciário, qual submete democracia brasileira em aceitar império Judiciário. Somente existe Estado Democrático Direito, se distingue claramente aquilo que legislador impôs como norma um...

10.26668/indexlawjournals/2358-1352/2017.v18i7.3305 article PT Revista de Direito Brasileira 2017-12-01

O Municipio e o ente federado mais proximo da populacao. Apesar disso, existem restricoes acerca das possibilidades de controle dos instrumentos legais municipais. A possibilidade do constitucionalidade leis municipais por meio ADPF nao suficiente para prevenir todas as violacao a Constituicao pelo direito municipal. Assim, objetivo deste trabalho e, pesquisa bibliografica documental, utilizando-se metodo dedutivo, estudar utilizacao acao civil publica que, sendo constitucional com...

10.14210/rdp.v9n1.p184-204 article PT Revista Eletrônica Direito e Política 2014-01-01

O acesso a justica exige o enfrentamento dos obstaculos economicos e sociais concretizacao de direitos. Nesse contexto, no que concerne aos objeti-vos fundamentais da Republica, insta salientar contribui, sobremaneira, para inclusao social e, portanto, reducao desigualdades socio-economicas. Portanto, ordem juridica justa antes tudo, uma questao cidadania. Por esta razao, impende focar tutela jurisdicional sob a otica ideologica desmistificadora neutralidade imposta pela dogmatica, sob pena...

10.35356/argumenta.v15i15.211 article PT Argumenta Journal Law 2011-01-01

Discuti-se o direito de antena ou acesso aos veiculos comunicacao televisivos. A analise do tambem denominado positivo informar busca entender o que leva esse instrumento democracia a ser tratado como uma legislacao simbolica, embora faca parte sistema constitucional garantias. Originalmente afeto ao campo politico-partidario, hoje pode entendido um instrumento de manifestacao dos grupos minoritarios e maneira divulgacao das diferentes mensagens. Em tese, serviria para que organizados...

10.35356/argumenta.v11i11.141 article PT Argumenta Journal Law 2009-01-01

A Constituicao Federal assegura o direito a tutelas especificas aptas garantir os direitos fundamentais. No romano, tutela interdital era utilizada, sobretudo, para efetiva protecao dos direitos absolutos. Desta forma, pelas suas peculiaridades, deve servir de base construcao novas tecnicas proteger direitos mais caros sociedade atual.

10.14210/nej.v12n1.p145-158 article PT Novos Estudos Jurí­dicos 2008-10-16

O presente trabalho abordará a problemática e conflituosa relação existente entre os precedentes o devido processo legal na nova processualística do atual Código de Processo Civil. Em particular, enfocará como objetivo Poder Judiciário, qual submete democracia brasileira seguinte encruzilhada: ou aceitar império da lei Brasil em Judiciário dizer (como bem entende, com um mix moral-político ao sabor decisionismo dos julgadores). Para tanto, foram utilizados métodos pesquisas encontro várias...

10.25245/rdspp.v5i2.227 article PT publisher-specific-oa Revista Direitos Sociais e Políticas Públicas (UNIFAFIBE) 2018-01-09

O processo cautelar sobrevive no Código de Processo Civil 2015? Does the precautionary process survive in Procedure Code of Fabio Resende Leal *Flávio Luis Oliveira ** REFERÊNCIA LEAL, Resende; OLIVEIRA, Flávio de. Revista da Faculdade Direito UFRGS, Porto Alegre, n. 38, p. 234-256, ago. 2018. RESUMOABSTRACTEste artigo procura desmentir a afirmação, feita em doutrina, que o desapareceu 2015, propondo uma nova forma definir tal espécie processual. primeiro seus cinco itens versa sobre os...

10.22456/0104-6594.76840 article PT Revista da Faculdade de Direito 2018-08-31

O presente trabalho abordara a problematica e conflituosa relacao existente entre o novo constitucionalismo no Brasil nova processualistica do atual Codigo de Processo Civil, pouco democraticos quando vistos com aos outros Poderes constituidos. Em particular, enfocara administracao da justica pelo Poder Judiciario, qual submete democracia brasileira em aceitar imperio Judiciario. Somente existe Estado Democratico Direito, se distingue claramente aquilo que legislador impos como norma um...

10.14690/2317-8442.2017v53263 article PT Amazon s Research and Environmental Law 2018-02-14
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