LAQV REQUIMTE

(Chemical) Bonding is what makes life possible

Maria Cristina Castro Freitas

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Research group
Environmental Chemistry

Position
Researcher

Researcher IDL-1529-2014
Ciência IDBC12-319B-037F
*Researcher (CEECind) at REQUIMTE/LAQV-ISEP. PhD in Sustainable Chemistry (University of Porto). Previously, Maria was a Junior Researcher in an FCT-funded project, awarded a PhD scholarship, integrated an ERA-NET Cofund, a Marie-Curie Action (International Research Staff Exchange Scheme, IRSES-FP7), and a bilateral project.
*Honored with the "Young Researcher Prize" by the Portuguese Electrochemical Society (SPE, 2023).
*Awarded for Merit in Scientific Publication by P.Porto (2023, 2018, 2015).

*Her research is focused on the development of biosensors with strategic applications of nanomaterials, with emphasis on Engineering and Technology:
- Development of electrochemical biosensors (immunosensors, DNA sensors, cytosensors, MIP-sensor).
- Medical Engineering (non-communicable disease diagnosis; breast cancer, allergens);
- Food and Environmental Analysis (pathogenic bacteria, GMOs, pharmaceuticals).
- (Nano)Materials | Synthesis and Characterization (Quantum Dots, Magnetic Nanoparticles, Microbeads, Graphene, Nanotubes).

*Recent efforts are dedicated to the development of a broad-dynamic biosensor array for clinical analysis through a sustainable analytical approach.

Representative Publications

Highly Monodisperse Fe3O4@Au Superparamagnetic Nanoparticles as Reproducible Platform for Genosensing Genetically Modified Organisms
10.1021/acssensors.6b00182
Electrochemical Biosensing in Cancer Diagnostics and Follow-up
10.1002/elan.201800193
High-performance electrochemical immunomagnetic assay for breast cancer analysis
10.1016/j.snb.2020.127667
Quantum dots as nanolabels for breast cancer biomarker HER2-ECD analysis in human serum
10.1016/j.talanta.2019.120430
Electrochemical Immunosensor for the Simultaneous Determination of Two Main Peanut Allergenic Proteins (Ara h 1 and Ara h 6) in Food Matrices
10.3390/foods10081718
Food allergen control: Tropomyosin analysis through electrochemical immunosensing
10.1016/j.foodchem.2022.133659
Gravimetric, morphological, and chemical characterization of fine and ultrafine particulate matter inside fire stations
10.1016/j.buildenv.2024.111403
Electrochemical immunosensors: Application to surveillance of contaminants of emerging concern in aquatic ecosystems
10.1016/j.trac.2024.117844