MOUNTAIN
RESEARCH
CENTER

Polytechnic Institute
of Bragança

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CIMO

CIMO - Mountain Research Center. See video HERE

FROM NATURE TO PRODUCTS, TOWARDS SUSTAINABILITY.

Pedro Crugeira

Group: Sustainable Processes and Products
Supervisor: Maria Filomena Filipe Barreiro
Phone: 273 303 382
E-mail: pedro.crugeira@ipb.pt
ORCID: 0000-0002-7084-3711
Scopus Author ID: 57195309803

Career

  • Since 2021: Researcher at the Mountain Research Center - Polytechnic Institute of Bragança, Portugal
  • 2020 - 2021: Postdoctoral Research entitled “Photo-biostimulation Strategies for Produced Water Exopolysaccharide Production for Application in Advanced Microbiological Oil Recovery” (UFBA/CNPQ)
  • 2019 - 2021: Postdoctoral Research, Federal University of Bahia (UFBA/Petrogal), Brazil
  • Since 2019: Reviewer of the journals of Photochemistry and Photobiology (Biology) and Journal of Applied Microbiology
  • 2017 - 2018: Assistant professor of higher education, University Center of Salvador (UNICEUSA), Brazil
  • 2015 - 2021: Consulting/research of new products – Guirré Cosmetics, industry, research, development of cosmetics, Brazil
  • 2015 - 2021: Assistant professor of higher education – São Salvador College (CAELIS)
  • 2015 - 2016: Coordinator of conservation, education and environmental sanitation units - City Hall of Mata de São João
  • 2011 - 2015: Vice coordinator of the environment nucleus – City Hall of Mata de São João

Qualifications

  • 2019 - PhD. in Biotechnology, Federal University of Bahia, Brazil
  • 2015 - MSc. in Biotechnology, Federal University of Bahia, Brazil
  • 2007 - Graduation in Biotechnological Engineering, Lusophone University, Portugal

Interests

  • Study and development of microbial bioprocesses
  • Photo-biomodulation of biological processes
  • Characterization of biopolymers
  • Management of organic waste through catabolic or anabolic microbial or photodynamic processes, actively intervening in the circular economy
  • Antimicrobial photoinactivation
  • Microbial and biotechnological bioprocess research and development

Projects:

OleaChain - Skills for sustainability and innovation in the value chain of traditional olive groves in the Northern Interior of Portugal
Funding body: NORTE 2020 - Programa Operacional Regional do Norte
Principal Investigator:José Alberto Cardoso Pereira
Start: 2021-03-01
End: 2023-11-30
RARISS - Raças Autóctones, Rastreabilidade, Inovação e Soluções Sustentáveis
Funding body: PORTUGAL 2020 - COMPETE 2020 - Programa Operacional Competitividade e Internacionalização
Reference:
Principal Investigator:Maria Filomena Filipe Barreiro
Start: 2021-01-01
End: 2023-06-30

Total results: 34
1
Alves de Brito Júnior A.,Louro Crugeira P.J.,Reis Costa W.L.,Barbosa A.V.,Pires Sampaio de Oliveira S.C.,Teixeira Cangussu M.C.,Nunes dos Santos J.,Monteiro Azevedo J.,Barbosa Pinheiro A.L.
Antimicrobial photodynamic therapy using gold nanoparticles conjugated with 1,9-dimethyl-methylene blue for treating Staphylococcus skin infections
Lasers in Medical Science, 40, , 2025

2
de Brito Júnior A.A.,Crugeira P.J.L.,Barbosa A.V.,Costa W.L.R.,Cangussu M.C.T.,de Oliveira S.C.P.S.,de Mello A.I.V.,Pinheiro A.L.B.,Azevedo J.M.
Inactivation of Staphylococcus aureus by antimicrobial photodynamic therapy using 1,9-Dimethyl-Methylene Blue: in vitro and in vivo studies
Lasers in Medical Science, 40, , 2025

3
Crugeira P.J.L.,Khelifa H.,Barreira L.M.d.S.,Halla N.,Peres A.M.,Schreiner T.B.,Barreiro M.F.F.,Rodrigues P.
Bacterial cellulose biosynthesis in the presence of raw moist olive pomace: A green sustainable approach that enhances biopolymer production and properties
Biomass and Bioenergy, 197, , 2025

4
da Silva A.P.L.T.,Soares L.G.P.,Gulberg L.D.,Crugeira P.J.L.,de Almeida P.F.,Fernandes A.U.,Silveira L.,Pinheiro A.L.B.
Influence of Produced Water and Light Irradiation on the Composition of Exopolysaccharide Produced by L. amnigena Evaluated by Raman Spectroscopy
Biopolymers, 116, , 2025

5
dos Santos G.V.,Moura H.F.S.,Crugeira P.J.L.,da Silva A.P.L.T.,de Castro I.C.V.,Costa W.L.R.,de Almeida P.F.,Pinheiro A.L.B.
Photoinactivation of sulfate-reducing bacteria using 1,9-dimethyl-methylene blue – DMMB and laser light
Journal of Photochemistry and Photobiology B: Biology, 263, , 2025

6
7
Martins F.,Ramalhosa E.,Rodrigues N.,Pereira J.A.,Baptista P.,Barreiro M.F.F.,Crugeira P.J.L.
Effect of photostimulation through red LED light radiation on natural fermentation of table olives: An innovative case study with Negrinha the Freixo variety
Journal of Photochemistry and Photobiology B: Biology, 256, , 2024

8
Sampaio I.C.F.,Ferreira J.d.A.S.,Crugeira P.J.L.,da Silva Oliveira I.M.,dos Santos J.N.,Matos J.B.T.L.,Pinheiro A.L.B.,de Almeida P.F.
Oilfield Carbonated Produced Water Recycling Coupled to Exopolysaccharide Transformation by Lelliottia amnigena
Waste and Biomass Valorization, 15, 1309-1322, 2024

9
Carvalho Fontes Sampaio I.,Viana Lopes de Moura I.,Louro Crugeira P.J.,Widmer L.F.,Pinto de Oliveira J.,Alves Cassini S.T.,Fernando de Almeida P.
Copper-induced exopolysaccharide production by Lelliottia amnigena strain LABEM
Biocatalysis and Agricultural Biotechnology, 56, , 2024

10
Crugeira P.J.L.,Pinheiro A.L.B.,Sampaio I.C.F.,de Almeida P.F.
Photostimulation Applied to the Production of Biopolymers (Exopolysaccharides)
Engineering Materials, Part F3949, 389-399, 2024

11
Sampaio I.C.F.,de Moura I.V.L.,Crugeira P.J.L.,Chinalia F.A.,Matos J.B.T.L.,Jones C.M.,de Almeida P.F.
Exploring Innovative Exogenous Green Stimulus Methods for Boosting Bioprocesses: Electric, Magnetic and Ultrasound Stimulation Techniques
Engineering Materials, Part F1821, 497-521, 2024

12
Crugeira P.J.L.,Almeida H.H.S.,Marcet I.,Rendueles M.,Pires M.G.,Rafael H.M.,Rodrigues A.I.G.,Santamaria-Echart A.,Barreiro M.F.
Biosynthesis of antioxidant xanthan gum by Xanthomonas campestris using substrates added with moist olive pomace
Food and Bioproducts Processing, 141, 210-218, 2023

13
Soares L.G.P.,de Almeida C.G.,Crugeira P.J.L.,Nunes I.P.F.,da Silva A.P.L.T.,Almeida J.A.,Cangussú M.C.T.,de Almeida P.F.,Habib F.A.L.,Pinheiro A.L.B.
Photodynamic antimicrobial therapy (A-PDT) using 1,9-Dimethyl-Methylene Blue zinc chloride double salt - DMMB and λ640 ± 5ηm LED light in patients undertaking orthodontic treatment
Photodiagnosis and Photodynamic Therapy, 42, , 2023

14
Nunes I.P.F.,Crugeira P.J.L.,Sampaio F.J.P.,de Oliveira S.C.P.S.,Azevedo J.M.,Santos C.L.O.,Soares L.G.P.,Samuel I.D.W.,Persheyev S.,de Ameida P.F.,Pinheiro A.L.B.
Evaluation of dual application of photodynamic therapy—PDT in Candida albicans
Photodiagnosis and Photodynamic Therapy, 42, , 2023

15
Crugeira P.J.L.,Almeida H.H.S.,Teixeira L.G.,Barreiro M.F.
Photodynamic inactivation of Staphylococcus aureus by ecological antibacterial solutions associating LED (ʎ 450 ± 10 nm) with curcumin and olive leaf extracts
Journal of Photochemistry and Photobiology B: Biology, 238, , 2023

16
Fagnani S.R.C.A.,de Oliveira S.C.P.S.,Monteiro J.S.C.,Sampaio F.J.P.,Crugeira P.J.L.,dos Santos J.N.,Pinheiro A.L.B.
Histological evaluation of skin lesions induced by Leishmania braziliensis treated by PACT using Laser light and 1.9 dimethyl-methylene blue
Photodiagnosis and Photodynamic Therapy, 38, , 2022

17
Sampaio I.C.F.,Jorge Louro Crugeira P.,de Azevedo Santos Ferreira J.,Nunes dos Santos J.,Borges Torres Lima Matos J.,Luiz Barbosa Pinheiro A.,Chinalia F.A.,Fernando de Almeida P.
Up-recycling oil produced water as the media-base for the production of xanthan gum
Biopolymers, 113, , 2022

18
Ramos de Souza E.,Rodrigues P.D.,Sampaio I.C.F.,Bacic E.,Crugeira P.J.L.,Vasconcelos A.C.,dos Santos Silva M.,dos Santos J.N.,Quintella C.M.,Pinheiro A.L.B.,Almeida P.F.d.
Xanthan gum produced by Xanthomonas campestris using produced water and crude glycerin as an environmentally friendlier agent to enhance oil recovery
Fuel, 310, , 2022

19
Crugeira P.J.L.,de Almeida P.F.,Sampaio I.C.F.,Soares L.G.P.,Moraga Amador D.A.,Samuel I.D.W.,Persheyev S.,Silveira L.,Pinheiro A.L.B.
Production and viscosity of Xanthan Gum are increased by LED irradiation of X. campestris cultivated in medium containing produced water of the oil industry
Journal of Photochemistry and Photobiology B: Biology, 226, , 2022

20
Sampaio I.C.F.,Crugeira P.J.l.,de Azevedo Santos Ferreira J.,de Almeida Santos J.,dos Santos J.N.,Ramos-de-Souza E.,Pinheiro A.L.B.,Matos J.B.T.L.,Chinalia F.A.,de Almeida P.F.
Surfactant/Alkali Stress Effect in Exopolysaccharide Production by Xanthomonas and Enterobacter Strains
Engineering Materials, 695-717, 2021

21
Pinheiro A.L.B.,de Almeida P.F.,Sampaio I.C.F.,Crugeira P.J.L.,dos Santos J.N.,Matos J.B.T.L.,Soares L.G.P.,Moraga Amador D.A.,Silveira L.
Effects of photo-stimulation with laser or LED on the composition of Xanthan gum produced in media containing distilled water or dialyzed or not produced water by means of Raman spectroscopy
Journal of Photochemistry and Photobiology B: Biology, 213, , 2020

22
Sampaio I.C.F.,Crugeira P.J.L.,Soares L.G.P.,dos Santos J.N.,de Almeida P.F.,Pinheiro A.L.B.,Silveira L.
Composition of Xanthan gum produced by Xanthomonas campestris using produced water from a carbonated oil field through Raman spectroscopy
Journal of Photochemistry and Photobiology B: Biology, 213, , 2020

23
Monteiro J.S.C.,Rangel E.E.,de Oliveira S.C.P.S.,Crugeira P.J.L.,Nunes I.P.F.,Sandra S.R.C.,Sampaio F.J.P.,de Almeida P.F.,Pinheiro A.L.B.
Enhancement of photodynamic inactivation of planktonic cultures of Staphylococcus aureus by DMMB-AuNPs
Photodiagnosis and Photodynamic Therapy, 31, , 2020

24
Correia N.A.,Batista L.T.A.,Nascimento R.J.M.,Cangussú M.C.T.,Crugeira P.J.L.,Soares L.G.P.,Silveira L.,Pinheiro A.L.B.
Detection of prostate cancer by Raman spectroscopy: A multivariate study on patients with normal and altered PSA values
Journal of Photochemistry and Photobiology B: Biology, 204, , 2020

25
Crugeira P.J.L.,Chinalia F.A.,Brandão H.N.,Matos J.B.T.L.,Pinheiro A.L.B.,Almeida P.F.
Effect of Light Stimulation on a Thermo-Cellulolytic Bacterial Consortium Used for the Degradation of Cellulose of Green Coconut Shells
Engineering Materials, 145-168, 2020

26
Pinheiro A.L.B.,Sampaio F.J.P.,Dea Santos D.,Crugeira P.J.L.,De Oliveira S.C.P.S.,Monteiro J.S.C.,Fagnani S.R.C.A.,Nunes I.P.F.,Soares L.G.P.,De Almeida P.F.
Nanoconcentrations of 1,9-dimethylmethylene blue (DMMB) associated to laser, LED or polarized light are highly effective on AmPDT carried out in aerobes and aerotolerant anaerobes Gram-positive bacteria
Progress in Biomedical Optics and Imaging - Proceedings of SPIE, 11221, , 2020

27
Soares L.G.P.,Crugeira P.J.L.,Nunes I.P.F.,Santos A.S.,Cangussú M.C.T.,de Almeida P.F.,Pinheiro A.L.B.,Habib F.A.L.
Oral microbiological control by photodynamic action in orthodontic patients
Photodiagnosis and Photodynamic Therapy, 28, 221-225, 2019

28
Sampaio F.J.P.,de Oliveira S.C.P.S.,Crugeira P.J.L.,Monteiro J.S.C.,de Araújo Fagnani S.R.C.,Pepe I.M.,de Almeida P.F.,Pinheiro A.L.B.
aPDT using nanoconcentration of 1,9-dimethylmethylene blue associated to red light is efficacious in killing Enterococcus faecalis ATCC 29212 in vitro
Journal of Photochemistry and Photobiology B: Biology, 200, , 2019

29
Santos D.d.A.,Crugeira P.J.L.,Nunes I.P.F.,de Almeida P.F.,Pinheiro A.L.B.
A novel technique of antimicrobial photodynamic therapy – aPDT using 1,9-dimethyl-methylene blue zinc chloride double salt-DMMB and polarized light on Staphylococcus aureus
Journal of Photochemistry and Photobiology B: Biology, 200, , 2019

30
Crugeira P.J.L.,Pires Santos G.M.,de Oliveira S.C.P.S.,Sampaio F.J.P.,Fagnani S.R.C.A.,Sampaio I.C.F.,de Souza Ferreira E.,Chinalia F.A.,Pinheiro A.L.B.,de Almeida P.F.
Effects of photostimulation on the catabolic process of xenobiotics
Journal of Photochemistry and Photobiology B: Biology, 191, 38-43, 2019

31
Santos G.M.P.,Oliveira S.C.P.S.,Monteiro J.C.S.,Fagnani S.R.,Sampaio F.P.,Correia N.A.,Crugeira P.J.L.,Pinheiro A.L.B.
ROS-induced autophagy reduces B16F10 melanoma cell proliferative activity
Lasers in Medical Science, 33, 1335-1340, 2018

32
Santos G.M.P.,de Oliveira S.C.P.S.,Monteiro J.C.S.,Fagnani S.R.,Sampaio F.P.,Crugeira P.J.L.,Almeida P.F.,Pinheiro A.L.B.
Effects of PACT using phenothiazine-derived drugs and red light on the macrophage x S. aureus interface
Photodiagnosis and Photodynamic Therapy, 22, 96-100, 2018

33
Crugeira P.J.L.,Pires-Santos G.M.,de Oliveira S.C.P.S.,Sampaio F.J.P.,Correia N.A.,Fagnani S.R.C.d.A.,Chinalia F.A.,de Almeida P.F.,Pinheiro A.L.B.
Photobiological effect of Laser or LED light in a thermophilic microbial consortium
Journal of Photochemistry and Photobiology B: Biology, 181, 115-121, 2018

34
de Oliveira S.,da Ordem Trahamane E.J.,Monteiro J.,Santos G.P.,Crugeira P.,Sampaio F.,Oliveira C.,Neto M.B.,Pinheiro A.
Leishmanicidal effect of antiparasitic photodynamic therapy—ApPDT on infected macrophages
Lasers in Medical Science, 32, 1959-1964, 2017

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Campus Santa Apolónia / 5300-253 Bragança
Phone: 273 303 382
Email: cimo@ipb.pt

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