Marisa Freitas

47.0k total citations · 1 hit paper
119 papers, 4.1k citations indexed

About

Marisa Freitas is a scholar working on Molecular Biology, Pharmacology and Immunology. According to data from OpenAlex, Marisa Freitas has authored 119 papers receiving a total of 4.1k indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Molecular Biology, 26 papers in Pharmacology and 24 papers in Immunology. Recurrent topics in Marisa Freitas's work include Phytochemicals and Antioxidant Activities (17 papers), Natural Antidiabetic Agents Studies (15 papers) and Nanoparticles: synthesis and applications (15 papers). Marisa Freitas is often cited by papers focused on Phytochemicals and Antioxidant Activities (17 papers), Natural Antidiabetic Agents Studies (15 papers) and Nanoparticles: synthesis and applications (15 papers). Marisa Freitas collaborates with scholars based in Portugal, Brazil and Spain. Marisa Freitas's co-authors include Eduarda Fernandes, Daniela Ribeiro, Artur M. S. Silva, José L. F. C. Lima, Carina Proença, Sara M. Tomé, Félix Carvalho, Renan Campos Chisté, Graça Porto and Clementina M.M. Santos and has published in prestigious journals such as SHILAP Revista de lepidopterología, Food Chemistry and Free Radical Biology and Medicine.

In The Last Decade

Marisa Freitas

114 papers receiving 4.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

α-Glucosidase inhibition by flavonoids: anin vitroandin silicostructure–activity relationship study

2017 339 citations Carina Proença, Marisa Freitas et al. profile →

Peers

Marisa Freitas

BIOCH

EDM

Yanhua Lü China

Anika E. Wagner Germany

Hyung Won Ryu South Korea

Archana Panche India

Miguel López‐Lázaro Spain

Jan Frank Germany

Katrin Sak India

Massimo D’Archivio Italy

Lien Ai Pham-Huy China

Mahadev Rao India

Yanhua Lü China

Marisa Freitas

1.8k ×1.6

869 ×0.9

BIOCH

702 ×0.9

1.2k ×1.8

450 ×0.7

EDM

Citations per year, relative to Marisa Freitas Marisa Freitas (= 1×) peers Yanhua Lü

Countries citing papers authored by Marisa Freitas

Since Specialization

Citations

This map shows the geographic impact of Marisa Freitas's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Marisa Freitas with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Marisa Freitas more than expected).

Fields of papers citing papers by Marisa Freitas

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Marisa Freitas. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Marisa Freitas. The network helps show where Marisa Freitas may publish in the future.

Co-authorship network of co-authors of Marisa Freitas

This figure shows the co-authorship network connecting the top 25 collaborators of Marisa Freitas. A scholar is included among the top collaborators of Marisa Freitas based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Marisa Freitas. Marisa Freitas is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Santos, J., et al.. (2025). Análise da Toxicidade de Espécies de Plantas Medicinais Comercializadas em Gurupi-TO. 13(1). 16–24.

Kämpfer, Angela A. M., et al.. (2025). Protective effects of quercetin on intestinal barrier and cellular viability against silver nanoparticle exposure: insights from an intestinal co-culture model. Nanotoxicology. 19(2). 141–155. 1 indexed citations

Carvalho, Félix, et al.. (2025). Parabens exposure and its impact on diabesity: A review. Toxicology. 515. 154125–154125. 2 indexed citations

Carvalho, Félix, et al.. (2025). Protective effects of flavonoids against silver nanoparticles-induced toxicity. Archives of Toxicology. 99(8). 3105–3132.

Santos, Clementina M.M., Carina Proença, Marisa Freitas, et al.. (2024). 2-Styrylchromones as inhibitors of α-amylase and α-glucosidase enzymes for the management of type 2 diabetes mellitus. Medicinal Chemistry Research. 33(4). 600–610. 6 indexed citations

Rocha, Sónia, Carina Proença, Artur M. S. Silva, et al.. (2024). Melanoxetin: A Hydroxylated Flavonoid Attenuates Oxidative Stress and Modulates Insulin Resistance and Glycation Pathways in an Animal Model of Type 2 Diabetes Mellitus. Pharmaceutics. 16(2). 261–261. 3 indexed citations

Costa, Vera Marisa, Sara Oliveira, Sofia Viana, et al.. (2024). Exploring quercetin's protective potential against the pro-inflammatory effects of silver nanoparticles in C57BL/6J mice. Food and Chemical Toxicology. 195. 115081–115081. 2 indexed citations

Proença, Carina, Marisa Freitas, Daniela Ribeiro, et al.. (2023). The role of flavonoids in the regulation of epithelial‐mesenchymal transition in cancer: A review on targeting signaling pathways and metastasis. Medicinal Research Reviews. 43(6). 1878–1945. 11 indexed citations

Bradshaw, Tracey D., et al.. (2022). Pro-inflammatory effects of silver nanoparticles in the intestine. Archives of Toxicology. 96(6). 1551–1571. 14 indexed citations

10.

Rufino, Ana T., José Miguel P. Ferreira de Oliveira, P. P. Freitas, et al.. (2021). Protective Role of Flavonoids against Intestinal Pro-Inflammatory Effects of Silver Nanoparticles. Molecules. 26(21). 6610–6610. 13 indexed citations

11.

Rocha, Sónia, Mariana Lucas, Alberto N. Araújo, et al.. (2021). Optimization and Validation of an In Vitro Standardized Glycogen Phosphorylase Activity Assay. Molecules. 26(15). 4635–4635. 9 indexed citations

12.

Proença, Carina, Daniela Ribeiro, Sara M. Tomé, et al.. (2017). Chlorinated Flavonoids Modulate the Inflammatory Process in Human Blood. Inflammation. 40(4). 1155–1165. 17 indexed citations

13.

Silva, E. J. Tavares da, Carla Varela, Ana Salomé Pires, et al.. (2016). Combined dual effect of modulation of human neutrophils’ oxidative burst and inhibition of colon cancer cells proliferation by hydroxycinnamic acid derivatives. Bioorganic & Medicinal Chemistry. 24(16). 3556–3564. 23 indexed citations

14.

Ribeiro, Alessandra Braga, Alessandra Berto, Renan Campos Chisté, et al.. (2015). Bioactive compounds and scavenging capacity of extracts from different parts ofVismia caulifloraagainst reactive oxygen and nitrogen species. Pharmaceutical Biology. 53(9). 1267–1276. 15 indexed citations

15.

Ribeiro, Alessandra Braga, Alessandra Berto, Daniela Ribeiro, et al.. (2015). Stem bark and flower extracts ofVismia caulifloraare highly effective antioxidants to human blood cells by preventing oxidative burst in neutrophils and oxidative damage in erythrocytes. Pharmaceutical Biology. 53(11). 1691–1698. 9 indexed citations

16.

Ribeiro, Alessandra Braga, Renan Campos Chisté, Marisa Freitas, et al.. (2014). Psidium cattleianum fruit extracts are efficient in vitro scavengers of physiologically relevant reactive oxygen and nitrogen species. Food Chemistry. 165. 140–148. 54 indexed citations

17.

Ribeiro, Alessandra Braga, Alessandra Berto, Daniela Ribeiro, et al.. (2014). Stem bark and flower extracts of Vismia cauliflora: modulation of oxidative burst in human neutrophils’ and inhibition of oxidative damage in human erythrocytes. Free Radical Biology and Medicine. 75. S45–S46. 1 indexed citations

18.

Freitas, Marisa, Pedro Barcellos‐de‐Souza, Christina Barja‐Fidalgo, & Eduarda Fernandes. (2012). Nickel induces apoptosis in human neutrophils. BioMetals. 26(1). 13–21. 23 indexed citations

19.

Freitas, Marisa, José L. F. C. Lima, & Eduarda Fernandes. (2009). Optical probes for detection and quantification of neutrophils’ oxidative burst. A review. Analytica Chimica Acta. 649(1). 8–23. 142 indexed citations

20.

Freitas, Marisa, Graça Porto, José L. F. C. Lima, & Eduarda Fernandes. (2008). Isolation and activation of human neutrophils in vitro. The importance of the anticoagulant used during blood collection. Clinical Biochemistry. 41(7-8). 570–575. 101 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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