Principais áreas de investigação / Main research areas

Modo de acção de metais, em particular do cobre, em organismos vivos
Mode-of-action of metals, in particular copper, in living organisms






Cabral, J. P. S. (1989) Induction of potassium efflux by cupric ions in Pseudomonas syringae ATCC 12271 and its correlation with cell viability. Microbios 60: 141-150.

Cabral, J. P. S. (1990) Cupric ions induce both an efflux of potassium and low molecular mass metabolites in Pseudomonas syringae. FEMS Microbiology Letters 72: 109-112.

Cabral, J. P. S. (1990) Plasmolysis induced by very low concentrations of Cu2+ in Pseudomonas syringae ATCC 12271, and its correlation with cation fluxes. Journal of General Microbiology 136: 2481-2487.

Cabral, J. P. S. (1991) The antibacterial action of cupric ions in Pseudomonas syringae. FEMS Microbiology Letters 79: 303-308.

Cabral, J. P. S. (1992) Selective binding of metal ions to Pseudomonas syringae cells. Microbios 71: 47-53.

Cabral, J. P. S. (1992) Limitations of the use of an ion-selective electrode in the study of the uptake of Cu2+ by Pseudomonas syringae. Journal of Microbiological Methods 16: 149-156.

Cabral, J. P. S. (1994) Influence of organic ligands on the toxicity of copper to Pseudomonas syringae. FEMS Microbiology Letters 117: 341-344.

Azenha, M., Vasconcelos, M. T. & Cabral, J. P. S.* (1995) Organic ligands reduce copper toxicity in Pseudomonas syringae. Environmental Toxicology and Chemistry 14: 369-373.

Vasconcelos, M. T. S. D.*, Azenha, M. A. O. & Cabral, J. P. S. (1997) Comparison of availability of copper(II) complexes with organic ligands to bacterial cells and to chitin. Environmental Toxicology and Chemistry 16: 2029-2039.

Leal, M. C. F., Vasconcelos, M. T., Sousa-Pinto, I. & Cabral, J. P. S.* (1997) Biomonitoring with benthic macroalgae and direct assay of heavy metals in seawater of the Oporto coast (northwest Portugal). Marine Pollution Bulletin 34: 1006-1015.

Cabral, João Paulo (2002) Differential sensitivity of four Lobaria lichens to copper in vitro. Environmental Toxicology and Chemistry 21: 2468-2476.

Cabral, J. P. S. (2002) Copper toxicity to five Parmelia lichens in vitro. Environmental and Experimental Botany 49: 237-250.

Baptista, Mafalda S.*, M. Teresa Vasconcelos, João Paulo Cabral, M. Carmo Freitas & Adriano M. G. Pacheco (2006) The ability of biological and organic synthetic materials to accumulate atmospheric particulates containing copper, lead, nickel and strontium. Journal of Environmental Monitoring 8: 147-152.


Modo-de-acção de detergentes, em particular da dodina, em células microbianas
Mode-of-action of surfactants, in particular of dodine, in microbial cells

Cabral, J. P. S. (1991) Damage to the cytoplasmic membrane and cell death caused by dodine (dodecylguanidine monoacetate) in Pseudomonas syringae ATCC 12271. Antimicrobial Agents and Chemotherapy 35: 341-344.

Cabral, J. P. S.* & Smith, A. R. W. (1992) Determination of the critical micelle concentration of dodecylguanidine monoacetate (dodine). Journal of Colloid and Interface Science 149: 27-33.

Cabral, J. P. S. (1992) Mode of antibacterial action of dodine (dodecylguanidine monoacetate) in Pseudomonas syringae. Canadian Journal of Microbiology 38: 115-123.

Cabral, J. P. S. (1993) Dodecylguanidine monoacetate (dodine) causes severe membrane damage in Pseudomonas syringae above the critical micelle concentration. Journal of Basic Microbiology 33: 219-225.

Modo-de-acção de fungicidas, em particular da vinclozolina, em células microbianas

Mode-of-action of fungicides, in particular of vinclozolin, in microbial cells

Cabral, S. M. J. C. S. & Cabral, J. P. S.* (1995) The fungistatic and fungicidal activity of vinclozolin against Botrytis cinerea. Mycological Research 99: 1041-1046.

Cabral, S. M. J. C. S. & Cabral, J. P. S.* (1997) Morphological and chemical alterations in Botrytis cinerea exposed to the dicarboximide fungicide vinclozolin. Canadian Journal of Microbiology 43: 552-560.

Cabral, S. M. J. C. & Cabral, J. P. S.* (2000) The primary mode-of-action of vinclozolin: are oxygen free radicals directly involved ? Pesticide Biochemistry and Physiology 66: 145-152.

Biologia dos fungos envolvidas nas doenças do lenho da videira

Biology of the fungi involved in the grapevine wood diseases

Chicau, G., Aboim-Inglez, M., Cabral, S. & Cabral, J. P. S.* (2000) Phaeoacremonium chlamydosporum and Phaeoacremonium angustius associated with esca and grapevine decline in Vinho Verde grapevines in northwest Portugal. Phytopathologia Mediterranea 39: 80-86.

Biologia das espécies europeias atlânticas de lapas (Mollusca: Gastropoda: Patella)

Biology of the European Atlantic limpets (Mollusca: Gastropoda: Patella)

Cabral, João Paulo S.* & Silva, Armando Coelho F. (2002) Morphometric analysis of limpets from an Iron-Age shell midden found in Northwest Portugal. Journal of Archaeological Science 30: 817-829.

Cabral, João Paulo* (2003) Characterization and multivariate analysis of Patella intermedia, Patella ulyssiponensis and Patella vulgata from Póvoa de Varzim (Northwest Portugal). Iberus 21: 1-17.

Cabral, João Paulo* (2005) Concentrations of metals in Patella intermedia, Patella rustica, Patella ulyssiponensis and Patella vulgata shells along the Portuguese continental coast. Bolletino Malacologico 41: 23-34.

Cabral, João Paulo * & Natal Jorge, R. M. (2006) Compressibility and shell failure in the European Atlantic Patella limpets. Marine Biology 150(4): 585-597.
http://dx.doi.org/10.1007/s00227-006-0379-0

Cabral, João Paulo (2007) Shape and growth in European Patella limpets (Gastropoda, Mollusca). Ecological implications for survival. WEB Ecology 7: 11-21.
http://www.oikos.ekol.lu.se/wepdfs/Web_Ecol.7.11-21.pdf

Cabral, João Paulo * & Simões, José (2007) The southern limit of distribution of Patella vulgata. Iberus 25(1): 57-75.

Ecologia das bactérias coliformes fecais em águas ambientais

Ecology of faecal coliforms in environmental waters

Cabral, João P. * & Marques, Cristina M. M. (2006) Faecal coliform bacteria in Febros river (Northwest Portugal): temporal variation, correlation with water parameters, and species identification. Environmental Monitoring and Assessment 118(1-3): 21-36. http://dx.doi.org/10.1007/s10661-006-0771-8

A ilha da Ínsua (Noroeste de Portugal). Exploração dos recursos naturais no passado e no presente.

Ínsua’s island (Northwestern Portugal). Exploitation of natural resources in the past and at the present.

Cabral, João Paulo (2005) A apanha de algas na ilha da Ínsua (Caminha) nos séculos XVII-XIX. Singularidades e conflitos. Finisterra 40(80): 5-22. www.ceg.ul.pt/finisterra/index.html

Cabral, João P. (2006) A comunidade francisca da ilha da Ínsua (Noroeste de Portugal) e o Poder. Conflitos sobre a exploração dos recursos marisqueiros da ilha nos séculos XVII-XIX. Murguía 9: 85-108. www.vieiros.com/murguia/

Cabral, João Paulo (2007) A exploração dos recursos naturais da Ínsua nos séculos XV-XIX. Conflitos entre a comunidade franciscana, a Câmara de Caminha, os moradores vizinhos, e o comando da fortaleza. Revista da Faculdade de Letras – Geografia II Série 1: 9-31


História da Botânica em Portugal

History of Botany in Portugal

Cabral, João Paulo & Folhadela, Elisa (2006) 3. BOTÂNICA. GONÇALO SAMPAIO. Catálogo da exposição. Ciclo de Exposições «Aventureiros, Naturalistas e Coleccionadores»; Julho-Setembro de 2006; Edição da Reitoria da Universidade do Porto; 55 pg.

Cabral, João Paulo (2007) A fundação da Botânica moderna em Portugal - Júlio Henriques, A. X. Pereira Coutinho e Gonçalo Sampaio. Memórias da Sociedade Broteriana, 33: 1-258.

Cabral, João Paulo (2008) Gonçalo Sampaio na Póvoa de Varzim em 1920: cinco meses de trabalho liquenológico excepcional. Boletim Cultural da Póvoa de Varzim, 42: 384-431.

Cabral, João Paulo (2008) Gonçalo Sampaio y la taxonomia botánica. Conflictos e innovación. Botanica Complutensis, 32: 9-19. (artigo em castelhano)

Cabral, João Paulo (2008) Gonçalo Sampaio e Baltasar Merino, e o estudo da Flora ibérica. Análise de documentación epistolar. Murguía (Revista Galega de Historia), 15/16: 111-136. (artigo em galego)

Cabral, João Paulo (2009) Gonçalo Sampaio y el estudio moderno da le flora ibérica. Análisis de manuscritos epistolares. Boletín de la Real Sociedad Española de Historia Natural (Sección Biológica), 103(1-4): 9-26. (artigo em castelhano)

Cabral, João Paulo (2009) GONÇALO SAMPAIO. PROFESSOR E BOTÂNICO NOTÁVEL. Editora da Universidade do Porto, Série Memória 1; Porto, Junho de 2009, ISBN 978-972-8025-84-7.

Cabral, João Paulo (2009) GONÇALO SAMPAIO. VIDA E OBRA - PENSAMENTO E ACÇÃO. Edição da Câmara Municipal da Póvoa de Lanhoso; Póvoa de Lanhoso, Junho de 2009; ISBN 972-96776-5-8.

A apanha de algas no litoral Noroeste de Portugal no passado

Seaweed gathering in the Portuguese Norwest coast in the past

Cabral, João Paulo (2007) A apanha de sargaço no concelho da Póvoa de Varzim no Antigo Regime. Conflitos entre a igreja, o poder municipal e a gestão de um recurso natural. Boletim Cultura da Póvoa de Varzim, 41: 82-133.

Publicações Institucionais

Institucional Publications

Index Seminum 2006

Index Seminum 2007

Oporto University – Portugal
Faculty of Sciences
Department of Botany
Herbarium PO
herbpo@fc.up.pt

Outras áreas de investigação.

Other research areas

Cabral, J. P. S.* (1999) A utilização de líquenes na datação de substratos pétreos. Aplicações da liquenometria à geologia e arqueologia. Arqueologia 24: 121-136.

Cabral, J. P. S. (1992) Starved Pseudomonas syringae cells release strong Cu2+-complexing compounds. Chemical Speciation and Bioavailability 4: 105-107.

Cabral, J. P. S. (1992) The assay of free potassium in biological buffers with a K+-selective glass electrode. Chemical Speciation and Bioavailability 4: 69-74.

Cabral, J. P. S. (1993) A simple program in BASIC to compare regression lines by analysis of covariance. Computer Methods and Programs in Biomedicine 40: 1-2.

Cabral, J. P. S. (1993) The use of analysis of covariance to assess repeatability in electrode performance. Talanta 40: 645-648.

Cabral, J. P. S. (1994) Survival and chemical alterations in Pseudomonas syringae ATCC 12271 starved in buffer. Microbios 78: 47-53.

Cabral, J. P. S. (1994) Comparison of methods to assay ammonia in bacterial suspensions. Journal of Microbiological Methods 19: 207-213.

Cabral, J. P. S. (1994) Comparison of methods to assess repeatability in linear spectrophotometric assays. Analusis 22: 1-4.

Cabral, S. M. J. C. S., Vasconcelos, M. T. & Cabral, J. P. S.* (1995) Suitability of a detergent-sensitive electrode for the determination of the absorption of cationic detergents by fungal conidial cells. Journal of Microbiological Methods 24: 11-20.

Cabral, J. P. S. (1995) Viability and respiratory activity of Pseudomonas syringae starved in buffer. Canadian Journal of Microbiology 41: 372-377.

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