Alexandra Plácido

Universidade do Porto — Portugal

Immunology and Microbiology · Life Sciences

20h-index1.2kcitations59works2.02yr avg
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Research Topics

Antimicrobial Peptides and Activities(17), Essential Oils and Antimicrobial Activity(8), Advanced biosensing and bioanalysis techniques(7), Biochemical and Structural Characterization(7), Nanoparticles: synthesis and applications(5)

Publications59 total

Functional studies and molecular dynamics reveal BPP-BrachyNH2-induced relaxation in male rat small mesenteric arteries via binding to argininosuccinate synthase
European Journal of Pharmacology·2025Open Access
Novel tryptophyllin peptides from Physalaemus centralis inhibit oxidative stress-induced endothelial dysfunction in rat aorta preparation
Toxicon·2025
Light-activated amino-substituted dyes as dual-action antibacterial agents: Bio-efficacy and AFM evaluation
Dyes and Pigments·2024· 8 cited
Antiviral Action against SARS-CoV-2 of a Synthetic Peptide Based on a Novel Defensin Present in the Transcriptome of the Fire Salamander (Salamandra salamandra)
Pharmaceutics·2024· 3 citedOpen Access
Epidemiology of anaphylaxis in Brazil: The Brazilian Registry of Anaphylaxis (RBA) of the Brazilian Association of Allergy and Immunology (ASBAI)
Arquivos de Asmas Alergia e Imunologia·2024· 1 cited
Epidemiologia da anafilaxia no Brasil: Registro Brasileiro de Anafilaxia (RBA) da Associação Brasileira de Alergia e Imunologia (ASBAI)
Arquivos de Asmas Alergia e Imunologia·2024Open Access
The impact of potassium peroxymonosulphate and chlorinated cyanurates on biofilms of <i>Stenotrophomonas maltophilia</i> : effects on biofilm control, regrowth, and mechanical properties
Biofouling·2023· 5 cited
The Peptide Salamandrin-I Modulates Components Involved in Pyroptosis and Induces Cell Death in Human Leukemia Cell Line HL-60
Pharmaceutics·2023· 5 citedOpen Access
Lycopene from Red Guava (Psidium guajava L.): From Hepatoprotective Effect to Its Use as Promising Self-Emulsifying Drug Delivery System for Anti-Inflammatory and Antioxidant Applications
Pharmaceuticals·2023· 5 citedOpen Access
Light-Activated Amino-Substituted Dyes as Dual-Action Antibacterial Agents: Bio-Efficacy and Afm Evaluation
SSRN Electronic Journal·2023Open Access
Neuroprotective effects on microglia and insights into the structure–activity relationship of an antioxidant peptide isolated from <i>Pelophylax perezi</i>
Journal of Cellular and Molecular Medicine·2022· 17 citedOpen Access
BR-bombesin: a novel bombesin-related peptide from the skin secretion of the Chaco tree frog (Boana raniceps) with physiological gastric effects
Amino Acids·2022· 6 cited
The Arsenal of Bioactive Molecules in the Skin Secretion of Urodele Amphibians
Frontiers in Pharmacology·2022· 14 citedOpen Access
The peptide secreted at the water to land transition in a model amphibian has antioxidant effects
Proceedings of the Royal Society B Biological Sciences·2021· 13 citedOpen Access
Promising self-emulsifying drug delivery system loaded with lycopene from red guava (Psidium guajava L.): in vivo toxicity, biodistribution and cytotoxicity on DU-145 prostate cancer cells
Cancer Nanotechnology·2021· 22 citedOpen Access
Identification and characterization of antimicrobial peptides of the skin Patagonian frog P. somuncurense (anura: Leptodactylidae: Leiuperinae)
2021
Mechanistic Insights into the Leishmanicidal and Bactericidal Activities of Batroxicidin, a Cathelicidin-Related Peptide from a South American Viper (<i>Bothrops atrox</i>)
Journal of Natural Products·2021· 20 cited
Extracts and fractions of Croton L. (Euphorbiaceae) species with antimicrobial activity and antioxidant potential
LWT·2020· 22 cited
Acetylated cashew-gum-based silver nanoparticles for the development of latent fingerprints on porous surfaces
Environmental Nanotechnology Monitoring & Management·2020· 8 citedOpen Access
Cytotoxic activity of poly-ɛ-caprolactone lipid-core nanocapsules loaded with lycopene-rich extract from red guava (Psidium guajava L.) on breast cancer cells
Food Research International·2020· 55 cited
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Frequent Co-authors

J. R. Leite(36), Cristina Delerue‐Matos(27), Peter Eaton(26), Andreanne Gomes Vasconcelos(15), Alyne Rodrigues de Araújo(12), Daniel C. Moreira(11), Mariela M. Marani(11), Daniel Dias Rufino Arcanjo(10), Selma Aparecida Souza Kückelhaus(10), Durcilene Alves da Silva(9), Éder Alves Barbosa(9), João B. Relvas(9), Lucinda J. Bessa(8), Ana Carolina Mafud(8), Yvonne Primerano Mascarenhas(8), Miguel Peixoto de Almeida(7), Filipe C. D. A. Lima(7), Camila C. Portugal(7), Guilherme D. Brand(7), Augusto Batagin‐Neto(7)