Scientific Letters

About the Journal

Scientific Letters is an international peer-reviewed, fully open access journal, free of charges, providing a forum for original research and critical contributions from all areas of biology and medicine, in the form of original and review articles.

Current Issue

Vol. 1 No. Sup 1 (2026)

Special Issue: 1H-TOXRUN & Portuguese Pharmaceutical Society International Joint Meeting on ONE HEALTH 2026 Congress abstract supplement | 23-24 April, 2026, Porto, Portugal

Book of abstracts: https://doi.org/10.48797/sl.2026.510

Published: 2026-05-05

Posters

Antibiotic toxicity under climate-change stressors in fish – A liver histopathology assessment

Bárbara S. Diogo, Sara Rodrigues, Sara C. Antunes
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In silico investigation of the interaction between paclitaxel and ergosterol in P-glycoprotein

Jéssica Fonseca, Josiana Vaz, Sara Ricardo
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Investigating Psychedelic Tryptamines: Extraction and Quantification from Psilocybe Mushrooms

Beatriz P. Senra, Ricardo Jorge Dinis-Oliveira, Carlos J. A. Ribeiro
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Evaluation of the enantioselective neurotoxicity of MDPV in zebrafish larvae

Ariana Pérez-Pereira, Ondina Ribeiro, Luís Félix, Maria E. Tiritan, Cláudia Ribeiro, João S. Carrola
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Lipid nanoparticle-encapsulated cannabidiol enhances selective cytotoxicity in melanoma cells

Natanael Videira, Ana M. Araújo, Carla M. Lopes, Marlene Lúcio, Carolina Mota, José Catita, Márcia Carvalho
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Influence of microplastic exposure on nutrient uptake and growth performance of Chlorella vulgaris

Paulo Sousa, Cátia Sousa, Manuel Simões
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Cranial anatomical variants: frequency of foramina depicted by the human skull

Ana Margarida Navalho-Oliveira, Elena Labajo-González, Álvaro Azevedo, Inês Morais Caldas
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Vegan fining strategies in Port wine: implications for chemical composition and One Health sustainability

David Miranda, Mariana Carvalho, Luís Sottomayor, António Graça, Víctor Freitas, Diana Dias da Silva
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mtDNA polymorphisms for the differentiation of forensically relevant Calliphoridae species

Manuela Oliveira, Teresa Carrilho-Santos, Catarina Prado e Castro
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Endocrine response to intermittent fasting: A systematic review of hormonal changes

Sofia João Nogueira, Suellen Nunes, Beatriz Campos, Ana Isa Silva
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Single exposure to gadolinium or gadoteric acid – influence on metal elements levels in blood, kidney and brain

Susana Coimbra, Susana Rocha, Rui Azevedo, Sofia D. Viana, Maria João Valente, Petronila Rocha-Pereira, Cristina Catarino, Elsa Bronze-da-Rocha, Luís Belo, Flávio Reis, Agostinho Almeida, Alice Santos-Silva
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Skin & intestine decomposition: Candida albicans and E. coli contribution to cadaveric phenomena

Maria Silva Azevedo, Célia Fortuna Rodrigues
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Heroin and tapentadol promote accelerated senescence of SH-SY5Y human neuroblastoma cells at subtoxic concentrations

Ana Sofia Pereira , Bruna Hora-Dias , Catarina Teixeira, Félix Carvalho, João Pedro Silva
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Hemoglobin adducts as biomarkers of alcohol abuse

Beatriz Oliveira, Paula Guedes de Pinho, Félix Carvalho, Joana Pinto
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From fingerprints to spoofs: a systematic review of real-life spoofing cases

Maria L. V. Peixoto, Soraia Nunes, Pedro Correia, Rui M. S. Azevedo, Áurea Madureira-Carvalho
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Chronic cortisol elevation impairs insulin sensitivity and glucagon-mediated fasting glycaemia

Sofia João Nogueira, Ana Filipe Lima, Tiago Teixeira, Vitor Francisco, Joana Brito
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Oral Methylphenidate Induces Sex-Related Differences in Brain Plasticity Proteins in Juvenile Wistar-Kyoto Rats

Patrícia Soares-Couto, Vera Marisa Costa, Ana Dias-Carvalho, Susana Isabel Sá, Mariana Ferreira, Félix Carvalho, Andreas Meisel, João Paulo Capela
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Assessing the cytotoxic and metabolic impact of cebranopadol in a panel of cell lines

Luísa Silva, Beatriz Diogo, Joana Rocha, Margarida Teixeira, Ricardo Jorge Dinis-Oliveira, Juliana Faria, Joana Barbosa
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Chiral HPLC method optimization for enantioseparation of 2-methylmethcathinone

Sara Gojkovic, Ivan Langa, Virgínia Gonçalves, Maria E. Tiritan, Cláudia Ribeiro, Alexandra S. Maia
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Ecotoxicological effects of the plant protection product NATIVO on non-target terrestrial plants: an integrated toxicity index approach

Franciele Domingos, Bianca Ribeiro Martins, Milena Moreira Grilo, Larissa Fonseca Andrade Vieira, Guilherme Edson de Souza, Sara Rodrigues
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Evaluation of Cannabinoid Extraction from Cannabis Flowers Using Ohmic Heating

Beatriz S. Santos, Ana M. G. Silva, Carlos J. A. Ribeiro, Eduarda M. P. Silva
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Application of the Buccal Micronucleus Cytome Assay for Genotoxicity Detection in Dogs

Bruna Filipa Tavares da Costa, Alexandra Teixeira, Joana C. Prata, Daniel Pérez-Mongiovi
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Forensic dating of blood stains: Integrated analysis by FTIR, pH and catalysis activity in different matrices

Francisco Filipe, Célia F. Rodrigues
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Sustainable fining strategies in Port wine: a One Health perspective on non-animal protein alternatives

David Miranda, Mariana Carvalho, Luís Sottomayor, António Graça, Víctor Freitas, Diana Dias da Silva
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Exploring cannabinoid profile changes during cannabis flower decarboxylation, extraction, and purification

Ana F. Morais, Ricardo Jorge Dinis-Oliveira, Carlos J. A. Ribeiro
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The dynamics of 3D printed projectiles: a systematic review

Tiago Vilares, Luís Marques Fernandes, Daniel F. M. Folha
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Lisdexamfetamine induces concentration-dependent toxicity and developmental effects in Caenorhabditis elegans

Mariana Silva-Carvalho, Diana Dias da Silva, Ricardo Jorge Dinis-Oliveira, Daniel José Barbosa
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Untreated water as a reservoir of antibiotic-resistant Escherichia coli: assessing potential public health risks

Francisca Sequeira-Dias, Marisa Almeida, Inês Rodrigues, Ana R. Freitas, Carla Miranda, Maria João Neuparth, Olga Maria Lage, Sandra Quinteira
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SNaPshot in forensic entomology: Molecular identification of Calliphoridae (Diptera) species

Teresa Carrilho-Santos, Catarina Prado e Castro, Manuela Oliveira
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Decoding the underexplored biological impact of synthetic cathinones using C. elegans as a translational toxicity model

Cristina Mendes , Renata Silva, Daniel José Barbosa
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Aurora B, Eg5, and MPS1 as Potential Biomarkers in Ovarian Carcinoma

Beatriz Sampaio, Inês Castelejo, Fernanda Garcez, Mariana Nunes, Sara Ricardo, Hassan Bousbaa, Patrícia M. A. Silva
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Preliminary assessment of IED-related blast and fragmentation effects in ballistic gelatin

Luís Marques Fernandes, Beatriz Silva-Lopes, Manuela Oliveira, Albina Dolores Resende
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Antitumor and antimitotic activity of aminochalcones in human cancer cells with differential P-glycoprotein expression

Chloé Golfier, Patrícia Ferreira, Henrique Assunção, Daniela Pereira, Honorina Cidade, Patrícia M. A. Silva, Hassan Bousbaa
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Lisdexamfetamine: From Pharmacology to Forensic Implications.

Mariana Silva-Carvalho, Diana Dias da Silva, Daniel José Barbosa, Ricardo Jorge Dinis-Oliveira
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Targeting the Warburg effect in breast cancer with chiral derivatives of flavonoids

Manuel Bidarra, Flávia Barbosa, Cláudia Pinto, Hassan Bousbaa, Honorina Cidade, Maria Elizabeth Tiritan, Andrea Cunha, Odília Queirós
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Cannabinoid Profiling of Z-Face Cannabis Cultivar Extracts

Céleste M. C. Grang , Célia Fortuna Rodrigues, Eduarda M. P. Silva , Carlos J. A. Ribeiro
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Danio rerio Responses to 3,4-Dichloroaniline Under Different Thermal Regimes

Daniela Rebelo, Sara Cristina Antunes, Sara Rodrigues
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Evaluation of the antitumor effect of auranofin in ovarian cancer cell lines

Ana Emanuela Cisne de Lima, Diana Beatriz Reis Rodrigues, Beatriz Melo Tavares, Mariana Nunes, Sara Ricardo
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Histopathological and inflammatory changes in oral mucosa associated with tobacco exposure: Preliminary findings from an ongoing comparative study

Inês Ventura, Ana Rodrigues, Lia Costa, Fernanda Garcez, Alexandra Viana da Costa, Marco Infante da Câmara, Albina Dolores Resende, Carla Batista-Pinto
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Volatile chemical fingerprinting of alternative tobacco products: insights into electronic cigarette and heated tobacco aerosol composition

Vânia Monteiro, Diana Dias da Silva, Sara Ricardo, Paula Guedes de Pinho, Joana Pinto
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Cumulative Fluoride Exposure: Integrating Systematic Evidence with Analytical Determination in Tea-Based Beverages

Clémence Salvador-Entradas, Francisco Salgado, Sandra Leal, Ana Teixeira, Cristina Couto
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Crossing cellular boundaries: Functionalized nanoplastics and their impact on human neuroblastoma cells

Carolina Mota, Ana Margarida Araújo, Maria Enea, Eulália Pereira, Ana Reis Mendes, Rui Fernandes, Sofia Pacheco, Marlene Lúcio, Carla Martins Lopes, Isabel M. P. L. V. O. Ferreira, Márcia Carvalho
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Skeletal Trauma Patterns in Falls: An Illustrative Case from the CEIC Identified Skeletal Collection

Azenaida Restino, Alexandra Teixeira
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Mutual conditioning between nutrition and oral health in odontogeriatrics: Cross-sectional observational study

Beatriz Guedes, Leonor Marques, Maria Inês Guimarães, Hugo Ferraz, Inês Castro, Sandra Gavinha, Maria Inês Aguiar, Maria João Aguiar, Francisco Veiga, Augusta Silveira
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From In Silico Screening to Biofilm Disruption: Insect-Derived Peptides Against Candida spp.

Catarina A. M. Sousa, Alaka Sahoo, Shasank Sekhar Swain, Payal Gupta, Francisco A. M. Silva, José C. Andrade, Andreia S. Azevedo, Célia Fortuna Rodrigues
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Impact of capecitabine on fingerprints in oncologic patients: A literature review

Francisca Capelo-Silva, Áurea Madureira-Carvalho, Inês Morais Caldas, Ariana Pérez-Pereira
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Cellular mechanisms of 1,3-DMAA-induced neurotoxicity in SH-SY5Y cells

Maria Mexia-de-Almeida , Andreia Machado Brito-da-Costa , Cláudia Ribeiro, Ricardo Jorge Dinis-Oliveira , Diana Dias da Silva
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Gadolinium and gadoteric acid single exposure – long-term impact on the kidney’s gene expression

Susana Coimbra, Susana Rocha, Sofia D. Viana, Maria João Valente, Petronila Rocha-Pereira, Cristina Catarino, Elsa Bronze-da-Rocha, Luís Belo, Flávio Reis, Alice Santos-Silva
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Ground penetrating radar detection of buried explosive devices in European soil

Ema Ferreira, Diogo Rodrigues, Luís Fernandes, Rui Moura, Áurea Madureira-Carvalho
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Oral health and systemic diseases in older adults: Impact on quality of life – A study in Porto

Inês Castro, Beatriz Guedes, Leonor Marques, Maria Inês Guimarães, Hugo Ferraz, Sandra Gavinha, Isabel Silva, Cátia Carvalho Silva, Castro Silva, Pedro Lopes Ferreira, Paula Ferreira, Augusta Silveira
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The role of gene-environment interactions between smoking and DNA repair SNPs in oral cancer risk: a systematic review

Jamila Shimi, Raquel M. Silva, Patrícia Couto, Luís Silva Santos
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Forensic identification from remote digital sources: a systematic review of fingerprint recovery and reliability

Soraia Nunes, Maria L. V. Peixoto , Pedro Correia, Rui M. S. Azevedo , Áurea Madureira-Carvalho
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GC-MS Terpene Profiling in Cannabis extracts: Method Optimization and Analytical Validation

Albertina M. Capita, Ricardo Jorge Dinis-Oliveira, Carlos J. A. Ribeiro, Eduarda M. P. Silva
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Uncovering 4-Cl-α-PPP toxicity and mitigation strategies using Caenorhabditis elegans as a translational model

Joana Eusébio, Mariana Silva-Carvalho, Daniel José Barbosa
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Combined effects of paclitaxel and dichloroacetate on oral cancer metabolism

Cécile Nicole, Dayan Msihid, Patrícia M. A. Silva, Andrea Cunha
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Psilocybin and Psilocybe cubensis extract exhibit divergent behavioural and toxicological effects in rats

Diana Dias da Silva, Andreia Machado Brito-da-Costa, Francisco Sacadura, Mariana Carvalho, Helena Carmo, Ricardo Jorge Dinis-Oliveira, Áurea Madureira-Carvalho
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Ecotoxicological effects of nadifloxacin on the swimming behaviour of Daphnia magna

Renata Vidal, Ana Rita Carvalho, Maria E. Tiritan, Igor E. Oliveira , Bruno B. Castro, Virgínia M. F. Gonçalves, Alexandra S. Maia, Ana Rita L. Ribeiro, Cláudia Ribeiro
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Isoquinolinequinone N-Oxides as Promising Antitumor Compounds in Pancreatic Cancer Cell Lines

Rúben Rodrigues, Ryan D. Kruschel, Florence O. McCarthy, M. Helena Vasconcelos, Cristina P. R. Xavier
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Microbial Contamination in Saturated Saline Solution Used for Cadaver Preservation in Veterinary Anatomy Teaching

Marisa Almeida, Francisca Dias, Helga Pissarra, Sónia Sá, Mariana Lei, Carla Campos, Ana R. Freitas, Sandra Quinteira, Rui Alvites, Carla Miranda
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Alternative osteometric approaches for sex and stature estimation using fragmentary femoral elements

Cristiana Almeida, Inês Morais Caldas
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Assessing Ash‑Derived Contaminants in Freshwaters Following Wildfires in Northern Portugal

Ana Rita Pedrosa, Cristina Morais Couto, Sandra Leal
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Distinct Urinary Metabolomic Profiles in Cigarette vs. Next-Generation Nicotine Users

Rita Silva, Vânia Monteiro, Paula Guedes de Pinho, Joana Pinto
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Multidrug-resistant Enterococcus spp. in cattle farm environments: a One Health perspective

Catarina Madureira, Inês M. Ribeiro, Beatriz Neto, Luís Pinho, Carla Campos, Sandra Quinteira, Luísa Peixe, Ana C. Almeida-Santos, Carla Novais, Carla Miranda, Ana R. Freitas
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Recovering DNA from biological fluids: effects of surface, time and collection method

Alexandra Dinis, Luís Marques Fernandes, Áurea Madureira-Carvalho, Manuela Oliveira
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Ketamine and the glutamatergic system: A systematic review of NMDA receptor modulation

Pedro Santos-Pimenta, Rita Azevedo, Daniel José Barbosa
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The gut microbiota–intestinal barrier–endotoxemia axis in insulin resistance: A systematic review

Lucas D'Ippolito, Manuel Gomes, Ana R. Freitas
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Chemotherapy-related adermatoglyphia and fingerprint changes in cancer patients: a literature review

Ana Paiva, Áurea Madureira-Carvalho, Inês Morais Caldas, Ariana Pérez-Pereira
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Unraveling the role of telomeres and telomerases in the response to neurotoxicants

Bruna Hora-Dias , Ana Pereira, Catarina Teixeira, Félix Carvalho, João Pedro Silva
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Using zebrafish to assess the impact of 3-CMC on embryonic and neural development

Ondina Ribeiro, Luís Félix , Cláudia Ribeiro, João Soares Carrola
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Uncovering ketamine enantioselective toxicity using Caenorhabditis elegans as a discovery platform

Laura Rocha, Daniel José Barbosa
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Gorilla Glue Cannabis Extracts: Cannabinoid Profiling and CBD Hydrolysis Investigation

Virginie Mariottini , Eduarda M. P. Silva , Carlos J. A. Ribeiro, Alexandra S. Maia
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Assessing the ecotoxicity of ofloxacin: Effects on swimming behaviour and morphophysiological endpoints in Daphnia magna

Ana Rita Carvalho, Renata Vidal, Virgínia M. F. Gonçalves, Alexandra S. Maia, Bruno B. Castro, Ana Rita Lado, Cláudia Ribeiro
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Evaluation of novel xanthene derivatives as potential neuroprotective agents for Alzheimer’s disease

Inês Costa, Tiago Gonçalves, Diana Resende, Daniel José Barbosa, Maria Emília Sousa, Renata Silva
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Ultrastructural and phylogenetic study of Microsporidia parasites infecting the trunk muscle of two marine fishes from the East Atlantic Ocean water

Graça Casal, Carlos Azevedo
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3-Chloromethcathinone abiotic degradation studies – preliminary data

Mateus Fraga, Ivan Langa, Virgínia M. F. Gonçalves, Cláudia Ribeiro, Maria E. Tiritan, Alexandra S. Maia
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Microplastics in Carolino rice from Portugal

Sara A. M. Silva, Iva Marques, Joana C. Prata
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A sustainable approach to analyzing neutral cannabinoids using HPLC-DAD

Carlos J. A. Ribeiro
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Intracellular pH profile of platelets as a potential biomarker of postmortem interval: preliminary results

Paulino D Ndunduma, Carolina Cordeiro, Susana Coimbra, M. Begoña Criado, M. Céu Monteiro
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Behavioral Risk Factors and Health: Assessing Alcohol and Tobacco Use in a Diabetic Population

Maria Teresa Moreira, Hugo Ferraz, Augusta Silveira, Inês Castro, Beatriz Guedes, Flávia Rodrigues, Maria Inês Guimarães
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Comparative evaluation of antioxidant activity in two coastal dune plants from Vila do Conde (Portugal): Preliminary data

Maria João Vieira, Virgínia M. F. Gonçalves, Mariana Santos, Cláudia Ribeiro
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Long-Term Neurotoxic Effects of Mitoxantrone in Aged Mice: Modulation of Neuroinflammatory and Apoptotic Pathways

Ana Dias-Carvalho, Ana Sofia Ferreira, Ana Reis-Mendes, Joana Gonçalves, Sofia Azeredo Pereira, Félix Carvalho, Eduarda Fernandes, Susana Isabel Sá, Vera Marisa Costa
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Diode laser as a promising non-invasive technique in Oral Medicine treatments: quality of life in focus

Hugo Ferraz, Sofia Parada, Maria Inês Guimarães, Inês Castro, Beatriz Guedes, Augusta Silveira
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The Proliferation of 3-D Printed Firearms in Latin America: An Ecosystem Analysis

Maria Carrusca , Afonso Isidoro, Carla M. Machado, Manuela Oliveira, Luís Fernandes
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Occurrence of pyrrolizidine alkaloids in Portuguese teas and herbal infusions: a toxicological assessment using C. elegans

Ana Catarina Sousa, Daniela Pereira, Cláudia Ribeiro, Ana R. L. Ribeiro, Virgínia M. F. Gonçalves, Inês Pádua, Daniel José Barbosa , Sandra Leal
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Interactions between alcohol consumption and xenobiotic metabolism SNPs in HNSCC risk: insights from a systematic review

Mateus Monteiro, Raquel M. Silva, Luís Silva Santos
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Enantioselectivity in antitumor activity of flavone derivatives

Flávia Barbosa, Cláudia Pinto, João Machado, Andrea Cunha, Patrícia M. A. Silva, Mariangela Agamennone, Hassan Bousbaa, Honorina Cidade, Maria Elizabeth Tiritan, Odília Queirós
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Impact of psilocybin and Psilocybe cubensis extract on gut microbiota in Wistar Han rats

Francisco Sacadura, Cláudia Marques, Andreia Machado Brito-da-Costa, Mariana Carvalho, Helena Carmo, Ricardo Jorge Dinis-Oliveira, Áurea Madureira-Carvalho, Diana Dias da Silva
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Scientific Letters is an international peer-reviewed, fully open access journal, free of charges, providing a forum for original research and critical contributions from all areas of biology and medicine, in the form of original and review articles. Publication is continuous, with papers released online shortly after acceptance.