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Walber Toma

Observed names: Toma, Walber, W Toma, W. Toma
ORCID: 0000-0002-5265-7739
Observed ORCID: 0000-0002-5265-7739
OpenAlex ID: A5034991814
Evaluation of the analgesic and antiedematogenic activities of Quassia amara bark extract
2003 · W Toma, J.S Gracioso, et al. · Journal of Ethnopharmacology · 137
Preliminary studies of Mammea americana L. (Guttiferae) bark/latex extract point to an effective antiulcer effect on gastric ulcer models in mice
2005 · W. Toma, C.A. Hiruma-Lima, et al. · Phytomedicine · 82
Occurrence and ecological risk assessment of pharmaceuticals and cocaine in a beach area of Guarujá, São Paulo State, Brazil, under the influence of urban surface runoff
2020 · Vinicius Roveri, Luciana Lopes Guimarães, et al. · Environmental Science and Pollution Research · 77
Preventive activity of pyrrolizidine alkaloids from Senecio brasiliensis (Asteraceae) on gastric and duodenal induced ulcer on mice and rats
2004 · Walber Toma, José Roberto Trigo, et al. · Journal of Ethnopharmacology · 62
Occurrence, ecological risk assessment and prioritization of pharmaceuticals and abuse drugs in estuarine waters along the São Paulo coast, Brazil
2022 · Vinicius Roveri, Luciana Lopes Guimarães, et al. · Environmental Science and Pollution Research · 49
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Occurrence and risk assessment of pharmaceuticals and cocaine around the coastal submarine sewage outfall in Guarujá, São Paulo State, Brazil
2020 · Vinicius Roveri, Luciana Lopes Guimarães, et al. · Environmental Science and Pollution Research · 40
Occurrence and ecological risk assessment of pharmaceuticals and cocaine in the urban drainage channels of Santos beaches (São Paulo, Brazil): a neglected, but sensitive issue
2021 · Vinicius Roveri, Luciana Lopes Guimarães, et al. · Environmental Science and Pollution Research · 39
Antiulcerogenic activity of ethanol extract of Solanum variabile (false ?jurubeba?)
2004 · J.M Antonio, J.S Gracioso, et al. · Journal of Ethnopharmacology · 34
Occurrence of pharmaceuticals and cocaine in the urban drainage channels located on the outskirts of the São Vicente Island (São Paulo, Brazil) and related ecological risk assessment
2022 · Vinicius Roveri, Luciana Lopes Guimarães, et al. · Environmental Science and Pollution Research · 28
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Safflower oil: an integrated assessment of phytochemistry, antiulcerogenic activity, and rodent and environmental toxicity
2014 · Walber Toma, Luciana L. Guimarães, et al. · Revista Brasileira de Farmacognosia · 26
Toxicity of Antiretrovirals on the Sea Urchin Echinometra lucunter and Its Predicted Environmental Concentration in Seawater from Santos Bay (Brazilian Coastal Zone)
2021 · Renato Sakai Cid, Vinicius Roveri, et al. · Resources · 24
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The gastroprotective effect of the essential oil of Croton cajucara is different in normal rats than in malnourished rats
2006 · A. C. B. Paula, W. Toma, et al. · British Journal Of Nutrition · 18
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Modulation of gastrin and epidermal growth factor by pyrrolizidine alkaloids obtained fromSenecio brasiliensisin acute and chronic induced gastric ulcers
2004 · Walber Toma, José Roberto Trigo, et al. · Canadian Journal of Physiology and Pharmacology · 18
The antiulcer effect of Croton cajucara Benth in normoproteic and malnourished rats
2008 · Ana Claudia B. De Paula, Juliano S. Gracioso, et al. · Phytomedicine · 14
Is gastric ulceration different in normal and malnourished rats?
2005 · A. C. B. Paula, J. S. Gracioso, et al. · British Journal Of Nutrition · 12
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Multivariate Method Based on Raman Spectroscopy for Quantification of Dipyrone in Oral Solutions
2018 · Luciana Lopes Guimarães, Letícia Parada Moreira, et al. · Journal of Spectroscopy · 11
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Characterization of the degradation of dipyrone (metamizole) in expired oral pharmaceutical products by Raman spectroscopy and principal component analysis (PCA)
2022 · Luciana Lopes Guimarães, Leandra Paula Marques de Sousa Rosa Nita, et al. · Instrumentation Science & Technology · 10
Predicted environmental concentration (PEC), environmental risk assessment (ERA) and prioritization of antiretroviral drugs (ARVs) in seawater from Guarujá (Brazilian coastal zone)
2025 · Leonardo Teixeira Ramos, Vinicius Roveri, et al. · Marine Environmental Research · 8
Occurrence of pharmaceuticals and cocaine in liver and muscle of different fish species from a Brazilian coastal zone
2025 · Vinicius Roveri, Ursulla Pereira Souza, et al. · Regional Studies in Marine Science · 6
AI-assisted QSAR framework for ecological risk assessment of pharmaceuticals: integrating experimental, mechanistic, and deep learning evidence
2026 · Vinicius Roveri, Alberto Teodorico Correia, et al. · Computational Toxicology · 5
Predicting the Ecological Risks of Phytoestrogens in Coastal Waters Using In Silico and In Vitro Approaches
2024 · Luciana Lopes Guimarães, Bárbara Faria Lourenço, et al. · Coasts · 4
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Evaluation of anti-ulcerogenic activity in an Aqueous Extract obtained from Bauhinia forficata leaves
2015 · Giovanna Christina Costa Mazzeo, Marcos Paulo de Oliveira Silva, et al. · DOAJ (DOAJ: Directory of Open Access Journals) · 4
Medicamentos antirretrovirais: concentração ambiental estimada e avaliação de risco ecológico em Estações de Tratamento de Esgotos de Cubatão, São Paulo, Brasil
2022 · André Luiz de Freitas Marzabal, Vinicius Roveri, et al. · Research Society and Development · 3
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Hybrid experimental–QSAR–artificial intelligence framework for chronic ecological risk assessment of emerging pollutants in coastal environments
2026 · Vinicius Roveri, Gilmar Aparecido dos Santos, et al. · Marine Pollution Bulletin · 2
A scientometric dataset on pharmaceuticals and illicit drugs (including cocaine) in the water resources of Latin America and the Caribbean (1990–2024)
2025 · Vinicius Roveri, Alberto Teodorico Correia, et al. · Data in Brief · 2
Works count: 41
Citation count: 720
H-index: 14
I10-index: 17
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