Helena Tomás

7.0k total citations · 2 hit papers
95 papers, 5.8k citations indexed

About

Helena Tomás is a scholar working on Molecular Biology, Polymers and Plastics and Biomaterials. According to data from OpenAlex, Helena Tomás has authored 95 papers receiving a total of 5.8k indexed citations (citations by other indexed papers that have themselves been cited), including 45 papers in Molecular Biology, 36 papers in Polymers and Plastics and 32 papers in Biomaterials. Recurrent topics in Helena Tomás's work include Dendrimers and Hyperbranched Polymers (32 papers), RNA Interference and Gene Delivery (28 papers) and Advanced biosensing and bioanalysis techniques (25 papers). Helena Tomás is often cited by papers focused on Dendrimers and Hyperbranched Polymers (32 papers), RNA Interference and Gene Delivery (28 papers) and Advanced biosensing and bioanalysis techniques (25 papers). Helena Tomás collaborates with scholars based in Portugal, China and France. Helena Tomás's co-authors include João Rodrigues, Yulin Li, Xiangyang Shi, Dina Maciel, Carla S. Alves, José Luís Santos, Ana Paula Pêgo, Serge Mignani, Pedro L. Granja and Jean‐Pierre Majoral and has published in prestigious journals such as Chemical Reviews, Chemical Society Reviews and SHILAP Revista de lepidopterología.

In The Last Decade

Helena Tomás

93 papers receiving 5.7k 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.

Injectable and biodegradable hydrogels: gelation, biodegradation and biomedical applications

2011 1.2k citations Yulin Li, João Rodrigues et al. Chemical Society Reviews profile →
Biodegradable Polymer Nanogels for Drug/Nucleic Acid Delivery

2015 401 citations Yulin Li, Dina Maciel et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Helena Tomás Portugal	40	2.4k	2.2k	1.9k	1.0k	952	95	5.8k
João Rodrigues Portugal	38	2.2k 0.9×	2.1k 0.9×	1.7k 0.9×	1.1k 1.1×	931 1.0×	124	6.0k
Mehdi Jaymand Iran	43	2.4k 1.0×	2.6k 1.1×	1.3k 0.7×	1.4k 1.3×	827 0.9×	196	7.0k
Liandong Deng China	43	2.5k 1.0×	1.8k 0.8×	1.4k 0.8×	535 0.5×	776 0.8×	155	5.1k
Yun‐Long Wu China	48	2.1k 0.9×	2.5k 1.1×	1.6k 0.9×	484 0.5×	637 0.7×	190	6.5k
Wei Xue China	47	2.1k 0.9×	2.7k 1.2×	1.5k 0.8×	516 0.5×	548 0.6×	172	6.1k
Jun Cao China	41	2.2k 0.9×	2.6k 1.2×	2.0k 1.1×	531 0.5×	391 0.4×	190	6.3k
Erhan Pişkın Türkiye	41	1.5k 0.6×	1.9k 0.8×	1.4k 0.7×	587 0.6×	751 0.8×	184	5.4k
Esmaiel Jabbari United States	44	2.2k 0.9×	2.5k 1.1×	783 0.4×	481 0.5×	728 0.8×	147	5.6k
Kang Moo Huh South Korea	48	2.7k 1.1×	2.6k 1.2×	1.4k 0.7×	513 0.5×	998 1.0×	185	6.3k
So Yeon Kim South Korea	38	2.5k 1.0×	2.2k 1.0×	758 0.4×	664 0.6×	1.5k 1.6×	131	5.6k

Countries citing papers authored by Helena Tomás

Since Specialization

Citations

This map shows the geographic impact of Helena Tomás'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 Helena Tomás with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Helena Tomás more than expected).

Fields of papers citing papers by Helena Tomás

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Helena Tomás. 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 Helena Tomás. The network helps show where Helena Tomás may publish in the future.

Co-authorship network of co-authors of Helena Tomás

This figure shows the co-authorship network connecting the top 25 collaborators of Helena Tomás. A scholar is included among the top collaborators of Helena Tomás 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 Helena Tomás. Helena Tomás 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

Lin, Xing, et al.. (2025). Progress of ERK Pathway-Modulated Natural Products for Anti-Non-Small-Cell Lung Cancer Activity. Pharmaceuticals. 18(9). 1371–1371.

Wang, Jinxia, Guixiang Zhang, João Rodrigues, et al.. (2024). Blood–brain barrier-crossing dendrimers for glioma theranostics. Biomaterials Science. 12(6). 1346–1356. 14 indexed citations

Castro, Rita, et al.. (2024). Chitosan films synthesized via thiol-ene click chemistry: Toward safe and versatile platforms for packaging, cosmetics and biomedical applications. Sustainable Chemistry and Pharmacy. 40. 101643–101643. 7 indexed citations

Maciel, Dina, et al.. (2023). Biological Effects in Cancer Cells of Mono- and Bidentate Conjugation of Cisplatin on PAMAM Dendrimers: A Comparative Study. Pharmaceutics. 15(2). 689–689. 4 indexed citations

Tomás, Helena, et al.. (2023). Carbon dots and dendrimers nanohybrids: from synthesis to applications. Materials Today Chemistry. 32. 101662–101662. 5 indexed citations

Mignani, Serge, Xiangyang Shi, João Rodrigues, Helena Tomás, & Jean‐Pierre Majoral. (2022). Dendrimer nanoplatforms for veterinary medicine applications: A concise overview. Drug Discovery Today. 27(5). 1251–1260. 11 indexed citations

Mignani, Serge, Xiangyang Shi, João Rodrigues, et al.. (2021). First-in-class and best-in-class dendrimer nanoplatforms from concept to clinic: Lessons learned moving forward. European Journal of Medicinal Chemistry. 219. 113456–113456. 28 indexed citations

Tomás, Helena, et al.. (2021). Engineered Fluorescent Carbon Dots and G4-G6 PAMAM Dendrimer Nanohybrids for Bioimaging and Gene Delivery. Biomacromolecules. 22(6). 2436–2450. 35 indexed citations

Maciel, Dina, et al.. (2019). New anionic poly(alkylideneamine) dendrimers as microbicide agents against HIV-1 infection. Nanoscale. 11(19). 9679–9690. 29 indexed citations

10.

Li, Aijun, Yu Fan, Xueyan Cao, et al.. (2019). Morpholino-functionalized phosphorus dendrimers for precision regenerative medicine: osteogenic differentiation of mesenchymal stem cells. Nanoscale. 11(37). 17230–17234. 4 indexed citations

11.

Silva, Catarina L., Rosa Perestrelo, Pedro Silva, Helena Tomás, & José S. Câmara. (2019). Implementing a central composite design for the optimization of solid phase microextraction to establish the urinary volatomic expression: a first approach for breast cancer. Metabolomics. 15(4). 64–64. 29 indexed citations

12.

Santos, Sofia Duque, Miguel Xavier, Diana M. Leite, et al.. (2018). PAMAM dendrimers: blood-brain barrier transport and neuronal uptake after focal brain ischemia. Journal of Controlled Release. 291. 65–79. 72 indexed citations

13.

Mignani, Serge, João Rodrigues, Helena Tomás, et al.. (2017). Bench-to-bedside translation of dendrimers: Reality or utopia? A concise analysis. Advanced Drug Delivery Reviews. 136-137. 73–81. 47 indexed citations

14.

Mignani, Serge, João Rodrigues, Helena Tomás, et al.. (2017). Dendrimers in combination with natural products and analogues as anti-cancer agents. Chemical Society Reviews. 47(2). 514–532. 174 indexed citations

15.

Mignani, Serge, et al.. (2016). Compound high-quality criteria: a new vision to guide the development of drugs, current situation. Drug Discovery Today. 21(4). 573–584. 29 indexed citations

16.

Mignani, Serge, et al.. (2015). Why and how have drug discovery strategies in pharma changed? What are the new mindsets?. Drug Discovery Today. 21(2). 239–249. 58 indexed citations

17.

Leiro, Victoria, João P. Garcia, Helena Tomás, & Ana Paula Pêgo. (2015). The Present and the Future of Degradable Dendrimers and Derivatives in Theranostics. Bioconjugate Chemistry. 26(7). 1182–1197. 46 indexed citations

18.

Luo, Yu, Shige Wang, Mingwu Shen, et al.. (2012). Carbon nanotube-incorporated multilayered cellulose acetate nanofibers for tissue engineering applications. Carbohydrate Polymers. 91(1). 419–427. 79 indexed citations

19.

Gonçalves, Mara, Rita Castro, João Rodrigues, & Helena Tomás. (2012). The Effect of PAMAM Dendrimers on Mesenchymal Stem Cell Viability and Differentiation. Current Medicinal Chemistry. 19(29). 4969–4975. 13 indexed citations

20.

Li, Yulin, João Rodrigues, & Helena Tomás. (2011). Injectable and biodegradable hydrogels: gelation, biodegradation and biomedical applications. Chemical Society Reviews. 41(6). 2193–2221. 1205 indexed citations breakdown →

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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