Polytechnic Institute
of Bragança



CIMO - Mountain Research Center. See video HERE


Tânia Cristina de São Pedro Pires

Auxiliary Professor
Group: Sustainable Processes and Products
Phone: 273303419
ORCID: 0000-0002-3954-3833
Scopus Author ID: 57057440000


  • 2012 - 2014: Pharmacy Technique, Pharmacy Bem-Saúde, Bragança
  • 2011 - 2015: Professor, Department of Diagnostic and Therapeutic Technologies, School of Health of Bragança. Polytechnic Institute of Bragança (IPB)
  • 2008 - 2012: Pharmacy Technician, Pharmacy Vale D´álvaro, Bragança


  • 2014 - MSc. in Pharmacy and Chemistry of Natural Products, Polytechnic Institute of Bragança, University of Salamanca
  • 2009 - First degree in Pharmacy, Polytechnic Institute of Bragança
  • 2007 - First degree in Clinical Analysis and Public Health, Polytechnic Institute of Bragança

Awards and Honors

  • 2017 - Prémio de melhor comunicação, IX Congresso Ibérico de AgroengenhariaInstituto Politécnico de Bragança,Portugal


  • Chemical and nutritional characterization of the matrices to be mixed: Fruits and edible petals
  • Analysis of the phenolic composition and evaluation of the bioactivity of plant matrices
  • Chemical and nutritional characterization, analysis of phenolic composition and evaluation of bioactivity of infusions of edible petals
  • Techniques for the characterization of natural products (chromatography and mass spectrometry) and evaluation of differentiated bioativities, namely in cell lines
  • Valorization of natural products, development of functional foods by direct use or incorporation of extracts / fractions / compounds of vegetal origin, optimization of extraction procedures, chemical characterization and structural elucidation in extracts / fractions, bioactivity evaluation and stability studies


PulpIng - Development of Pumpking Pulp Formulations using a Sustainable Integrated Strategy Participant No PI name Organisation
Funding body: FCT/PRIMA
Reference: PRIMA/0007/2019
Principal Investigator:Lillian Bouçada de Barros
Start: 2020-09-01
End: 2023-08-31

Total results: 28
Leichtweis M.G.,Molina A.K.,Pires T.C.S.,Dias M.I.,Calhelha R.,Bachari K.,Ziani B.E.C.,Oliveira M.B.P.P.,Pereira C.,Barros L.
Biological Activity of Pumpkin Byproducts: Antimicrobial and Antioxidant Properties
Molecules, 27, , 2022

Rugolo M.,Mascoloti Spréa R.,Dias M.I.,Pires T.C.S.P.,Añibarro-Ortega M.,Barroetaveña C.,Caleja C.,Barros L.
Nutritional Composition and Bioactive Properties of Wild Edible Mushrooms from Native Nothofagus Patagonian Forests
Foods, 11, , 2022

Xavier V.,Finimundy T.C.,Heleno S.A.,Amaral J.S.,Calhelha R.C.,Vaz J.,Pires T.C.S.P.,Mediavilla I.,Esteban L.S.,Ferreira I.C.F.R.,Barros L.
Chemical and bioactive characterization of the essential oils obtained from three mediterranean plants
Molecules, 26, , 2021

Ceccanti C.,Finimundy T.C.,Heleno S.A.,Pires T.C.S.P.,Calhelha R.C.,Guidi L.,Ferreira I.C.F.R.,Barros L.
Differences in the phenolic composition and nutraceutical properties of freeze dried and oven-dried wild and domesticated samples of Sanguisorba minor Scop
LWT, 145, , 2021

Rodrigues J.P.B.,Fernandes Â.,Dias M.I.,Pereira C.,Pires T.C.S.P.,Calhelha R.C.,Carvalho A.M.,Ferreira I.C.F.R.,Barros L.
Phenolic compounds and bioactive properties of Ruscus aculeatus L. (asparagaceae): The pharmacological potential of an underexploited subshrub
Molecules, 26, , 2021

Paschoalinotto B.H.,Dias M.I.,Pinela J.,Pires T.C.S.P.,Alves M.J.,Mocan A.,Calhelha R.C.,Barros L.,Ineu R.P.,Ferreira I.C.F.R.
Phytochemical characterization and evaluation of bioactive properties of tisanes prepared from promising medicinal and aromatic plants
Foods, 10, 1-26, 2021

Cardoso R.V.C.,Fernandes Â.,Pinela J.,Dias M.I.,Pereira C.,Pires T.C.S.P.,Carocho M.,Vasallo E.F.,Ferreira I.C.F.R.,Barros L.
Valorization of cereal by-products from the milling industry as a source of nutrients and bioactive compounds to boost resource-use efficiency
Agronomy, 11, , 2021

Pires T.C.S.P.,Inês Dias M.,Calhelha R.C.,José Alves M.,Santos-Buelga C.,Ferreira I.C.F.R.,Barros L.
Development of new bilberry (Vaccinium myrtillus L.) based snacks: Nutritional, chemical and bioactive features
Food Chemistry, 334, , 2021

Rocha R.,Pinela J.,Abreu R.M.V.,Añibarro-Ortega M.,Pires T.C.S.P.,Saldanha A.L.,Alves M.J.,Nogueira A.,Ferreira I.C.F.R.,Barros L.
Extraction of anthocyanins from red raspberry for natural food colorants development: Processes optimization and in vitro bioactivity
Processes, 8, 1-19, 2020

Pires T.C.S.P.,Dias M.I.,Carocho M.,Barreira J.C.M.,Santos-Buelga C.,Barros L.,Ferreira I.C.F.R.
Extracts from: Vaccinium myrtillus L. Fruits as a source of natural colorants: Chemical characterization and incorporation in yogurts
Food and Function, 11, 3227-3234, 2020

Spréa R.M.,Fernandes Â.,Calhelha R.C.,Pereira C.,Pires T.C.S.P.,Alves M.J.,Canan C.,Barros L.,Amaral J.S.,Ferreira I.C.F.R.
Chemical and bioactive characterization of the aromatic plant: Levisticum officinale W.D.J. Koch: a comprehensive study
Food and Function, 11, 1292-1303, 2020

Pires T.C.S.P.,Caleja C.,Santos-Buelga C.,Barros L.,Ferreira I.C.F.R.
Vaccinium myrtillus l. Fruits as a novel source of phenolic compounds with health benefits and industrial applications-a review
Current Pharmaceutical Design, 26, 1917-1928, 2020

da Silva Veloso F.,Caleja C.,Calhelha R.C.,Pires T.C.S.,Alves M.J.,Barros L.,Genena A.K.,Barreira J.C.M.,Ferreira I.C.F.R.
Characterization and application of pomegranate epicarp extracts as functional ingredients in a typical Brazilian pastry product
Molecules, 25, , 2020

Palmeira L.,Pereira C.,Dias M.I.,Abreu R.M.V.,Corrêa R.C.G.,Pires T.C.S.P.,Alves M.J.,Barros L.,Ferreira I.C.F.R.
Nutritional, chemical and bioactive profiles of different parts of a Portuguese common fig (Ficus carica L.) variety
Food Research International, 126, , 2019

Pires T.C.S.P.,Barros L.,Santos-Buelga C.,Ferreira I.C.F.R.
Edible flowers: Emerging components in the diet
Trends in Food Science and Technology, 93, 244-258, 2019

Vieira V.,Pereira C.,Pires T.C.S.P.,Calhelha R.C.,Alves M.J.,Ferreira O.,Barros L.,Ferreira I.C.F.R.
Phenolic profile, antioxidant and antibacterial properties of Juglans regia L. (walnut) leaves from the Northeast of Portugal
Industrial Crops and Products, 134, 347-355, 2019

Iyda J.H.,Fernandes Â.,Ferreira F.D.,Alves M.J.,Pires T.C.S.P.,Barros L.,Amaral J.S.,Ferreira I.C.F.R.
Chemical composition and bioactive properties of the wild edible plant Raphanus raphanistrum L
Food Research International, 121, 714-722, 2019

Da Silva L.,Pereira E.,Prieto M.,Simal-Gandara J.,Pires T.,Alves M.,Calhelha R.,Barros L.,Ferreira I.
Rubus ulmifolius Schott as a Novel Source of Food Colorant: Extraction optimization of coloring pigments and incorporation in a bakery product
Molecules, 24, , 2019

Mandim F.,Barros L.,Heleno S.,Pires T.,Dias M.,Alves M.,Santos P.,Ferreira I.
Phenolic profile and effects of acetone fractions obtained from the inflorescences of: Calluna vulgaris (L.) Hull on vaginal pathogenic and non-pathogenic bacteria
Food and Function, 10, 2399-2407, 2019

da Silva L.P.,Pereira E.,Pires T.C.S.P.,Alves M.J.,Pereira O.R.,Barros L.,Ferreira I.C.F.R.
Rubus ulmifolius Schott fruits: A detailed study of its nutritional, chemical and bioactive properties
Food Research International, 119, 34-43, 2019

Zan R.A.,Fernandes Â.,Jedoz S.,Oludemi T.,Calhelha R.C.,Pires T.C.S.P.,Alves M.J.,Martins R.C.C.,Barros L.,Ferreira I.C.F.R.
Bioactive properties and phytochemical assessment of Bacupari-anão (: Garcinia brasiliensis Mart.) leaves native to Rondônia, Brazil
Food and Function, 9, 5621-5628, 2018

Pires T.C.S.P.,Dias M.I.,Barros L.,Barreira J.C.M.,Santos-Buelga C.,Ferreira I.C.F.R.
Incorporation of natural colorants obtained from edible flowers in yogurts
LWT, 97, 668-675, 2018

Pires T.,Dias M.,Barros L.,Calhelha R.,Alves M.,Santos-Buelga C.,Ferreira I.
Phenolic compounds profile, nutritional compounds and bioactive properties of Lycium barbarum L.: A comparative study with stems and fruits
Industrial Crops and Products, 122, 574-581, 2018

Ghouti D.,Rached W.,Abdallah M.,Pires T.C.S.P.,Calhelha R.C.,Alves M.J.,Abderrahmane L.H.,Barros L.,Ferreira I.C.F.R.
Phenolic profile and in vitro bioactive potential of Saharan Juniperus phoenicea L. and Cotula cinerea (Del) growing in Algeria
Food and Function, 9, 4664-4672, 2018

Pires T.C.S.P.,Dias M.I.,Barros L.,Calhelha R.C.,Alves M.J.,Oliveira M.B.P.P.,Santos-Buelga C.,Ferreira I.C.F.R.
Edible flowers as sources of phenolic compounds with bioactive potential
Food Research International, 105, 580-588, 2018

Pires T.C.S.P.,Dias M.I.,Barros L.,Alves M.J.,Oliveira M.B.P.P.,Santos-Buelga C.,Ferreira I.C.F.R.
Antioxidant and antimicrobial properties of dried Portuguese apple variety (Malus domestica Borkh. cv Bravo de Esmolfe)
Food Chemistry, 240, 701-706, 2018

Pires T.,Dias M.,Calhelha R.,Carvalho A.,Queiroz M.,Barros L.,Ferreira I.,McPhee D.
Bioactive properties of tabebuia impetiginosa-based phytopreparations and phytoformulations: A comparison between extracts and dietary supplements
Molecules, 20, 22863-22871, 2015