
News
🔬New paper published by CEF researchers! ✨
World’s Top 2% Scientists 2024: CEF researchers recognized among the world’s leading researchers
New CEF article evaluates the influence of chemical composition (determined by analytical pyrolysis) on the torrefaction of poplar biomass
Publications
Scientific Articles (ISI)
Alves A., Paulo J. A., Santos D. I., Graça J. Rodrigues J. (2025)
Predicting Porosity in Raw Cork Using Near-Infrared Spectroscopy
Forests, 16(11): 1737 . DOI: https://doi.org/10.3390/f16111737
Kosma D.K., Graça J., Molina I. (2025)
Update on the Structure and Regulated Biosynthesis of the Apoplastic Polymers Cutin and Suberin
Plant Physiology, kiae653. DOI: https://doi.org/10.1093/plphys/kiae653
Pinto CA, Costa-e-Silva F, Correia AC, Graça J, Zarrouk O, David TS, Rodrigues JC, Pereira JS, Chaves MM, Pinheiro C. (2025)
Cork stripping alters the seasonal carbon allocation patterns of Quercus suber in a dry year
Forest Ecology and Management, 601: 123331. DOI: https://doi.org/10.1016/j.foreco.2025.123331
Rodrigues A.M., Alves A, Graça J, Rodrigues J. (2024)
Quantitative Evaluation of the Influence of Chemical Variables of Biomasses of Poplar SRC Commercial Clones in Torrefaction
Molecules, 29(19): 4542 . DOI: https://doi.org/10.3390/molecules29194542
Alves A., Graça J., Rodrigues J. (2022)
Analytical pyrolysis as a tool to assess residual lignin content and structure in Maritime Pine high-yield pulp
Forests, 13(12): 2169. DOI: https://doi.org/10.3390/f13122169
Costa A., Cherubini P., Graça J., Spiecker H., Barbosa I., Máguas C. (2022)
Beyond width and density: stable carbon and oxygen isotopes in cork-rings provide insights of physiological responses to water stress in Quercus suber L.
PeerJ, 10: e14270. . DOI: https://doi.org/10.7717/peerj.14270
Costa A., Graça J., Barbosa I., Spiecker H. (2022)
Effect of climate on cork-ring width and density of Quercus suber L. in Southern Portugal.
Trees, 36: 1711–1720. . DOI: https://doi.org/10.1007/s00468-022-02321-0
Inácio V., Santos R., Prazeres R., Graça J., Miguel C.M., Morais-Cecílio L. (2022)
Epigenetics at the crossroads of secondary growth regulation
Frontiers in Plant Science, 13: 970342. DOI: https://doi.org/10.3389/fpls.2022.970342
Costa A., Barbosa I., Miguel C., Graça J. (2021)
Variation of cork porosity along the stem in harvested cork oak (Quercus suber L.) trees
Annals of Forest Science, 78(2): 52. DOI: https://doi.org/10.1007/s13595-021-01068-x
Inácio V., Martins M.T., Graça J., Morais-Cecílio L. (2018)
Cork oak young and traumatic periderms show PCD typical chromatin patterns but different chromatin-modifying genes expression
Frontiers in Plant Science, 9: 1194. DOI: https://10.3389/fpls.2018.01194
Inácio V., Barros P., Costa A., Roussado C., Gonçalves E., Costa R., Graça J., Oliveira M., Moaris-Cecílio L. (2017)
Differential DNA methylation patterns are related to phellogen origin and quality of Quercus suber cork
PLoS ONE, 12(1): e0169018. DOI: https://doi.org/10.1371/journal.pone.0169018
Costa A., Barbosa I., Roussado C., Graça J., Spiecker H. (2016)
Climate response of cork growth in the Mediterranean oak (Quercus suber L.) woodlands of southwestern Portugal
Dendrochronologia, 38: 72-81. DOI: http://dx.doi.org/10.1016/j.dendro.2016.03.007
Fernandez V., Guzman-Delgado P., Graça J., Santos S., Gil L. (2016)
Cuticle structure in relation to chemical composition: re-assessing the prevailing model
Frontiers in Plant Science, 7: 427.
Guzmán-Delgado P., Graça J., Cabral V., Gil L., Fernández V. (2016)
The presence of cutan limits the interpretation of cuticular chemistry and chemistry: Ficus elastica leaf as an example
Physiologia Plantarum, 157: 205-220.
Costa A., Nunes L.C., Spiecker H., Graça J. (2015)
Insights into the responsiveness of cork oak (Quercus suber L.) to Bark Harvesting
Economic Botany, 69:171-184. DOI: https://doi.org/10.1007/s12231-015-9305-z
Graça J. (2015)
Suberin: the biopolyester at the frontier of plants
Frontiers in Chemistry, 3:62.
Graça J., Cabral V., Santos S., Lamosa P., Serra O., Molinas M., Schreiber L., Kauder F., Franke R. (2015)
Partial depolymerization of genetically modified potato tuber periderm reveals intermolecular linkages in suberin polyester
Phytochemistry, 117:209-212.
Guzmán P., Fernández V., Graça J., Cabral V., Kayali N. Khayet M., Gil L. (2014)
Chemical and structural analysis of Eucalyptus globulus and E. camaldulensis leaf cuticles: a lipidized cell wall region
Frontiers in Plant Science, 5: 481.
Pereira-Leal J.B., Abreu I.A., Alabaça C.S., Almeida M.H., Almeida P., Almeida T., Amorim M.I., Araújo S., Azevedo H., Badia A., Batista D., Bohn A., Capote T., Carrasquinho I., Chaves I., Coelho A.C., Costa M.M.R., Costa R., Cravador A., Egas C., Faro C., Fortes A.M., Fortunato A.S., Gaspar M.J., Gonçalves S., Graça J., Horta M., Inácio V., Leitão J.M., Lino-Neto T., Marum L., Matos J., Mendonça D., Miguel A., Miguel C.M., Morais-Cecílio L., Neves I., Nóbrega F., Oliveira M.M., Oliveira R., Pais M.S., Paiva J.A.P., Paulo O.S., Pinheiro M., Raimundo J.A.P., Ramalho J.C., Ribeiro A.I., Ribeiro T., Rocheta M., Rodrigues A.I., Rodrigues J., Saibo N.J.M., Santo T.E., Santos A.M., Sá-Pereira P., Sebastiana M., Simões F., Sobral R.S., Tavares R., Teixeira R., Varela C., Veloso M.M., Ricardo C.P.P. (2014)
A comprehensive assessment of the transcriptome of Cork oak (Quercus suber) through EST sequencing
BMC Genomics, 15: 371. DOI: https://doi.org/10.1186/1471-2164-15-371
Santos S., Graça J. (2014)
Stereochemistry of C-18 monounsaturated cork suberin acids determined by spectroscopic techniques including H-1-NMR multiplet analysis of olefinic protons
Phytochemical Analysis, 25: 192-200.
Ramos M., Rocheta M., Carvalho L., Inácio V., Graça J., Morais-Cecilio L. (2013)
Expression of DNA methyltransferases is involved in Quercus suber cork quality
Tree Genetics & Genomes, 9 (6):1481-1492.
Santos S., Cabral V., Graça J. (2013)
Cork suberin molecular structure: Stereochemistry of the C-18 epoxy and vic-diol omega-hydroxyacids and alpha, omega-diacids analyzed by NMR
Journal of Agricultural and Food Chemistry, 61 (2): 7038-7047.
Vaz M., Cochard H., Gazarini L., Graça J., Chaves M.M., Pereira J.S. (2012)
Cork oak (Quercus suber L.) seedlings acclimate to elevated CO2 and water stress: photosynthesis, growth, wood anatomy and hydraulic conductivity
Trees-Structure and Function, 26(4): 1145-1157.
Frade J., Ribeiro J., Graça J., Vasconcelos T., Rodrigues J. (2010)
Chemotaxonomic application of Py-GC/MS: identification of lacquer trees
Journal of Analytical and Applied Pyrolysis, 89: 117-121.
Graça J. (2010)
Hydroxycinnamates in suberin formation
Phytochemistry Reviews, 9: 85-91.
Graça J., Lamosa P. (2010)
Linear and branched poly(omega- ydroxyacid) esters in plant cutins
Journal of Agricultural and Food Chemistry, 58: 9666-9674.
Sen A., Miranda I., Santos S., Graça J., Pereira H. (2010)
The chemical composition of cork and phloem in the rhytidome of Quercus cerris bark
Industrial Crops and Products, 31: 417-422.
Frade J.C., Ribeiro M.I., Graça J., Rodrigues J. (2009)
Applying pyrolysis-gas chromatography/mass spectrometry to the identification of oriental lacquers: study of two lacquered shields
Analytical and Bioanalytical Chemistry, 395: 2167–2174.
Esteves B., Graça J., Pereira H. (2008)
Extractive composition and summative chemical analysis of thermally treated eucalypt wood
Holzforschung, 62 (3): 344-351.
Graça J., Santos S. (2007)
Suberin: a biopolyester of plants’ skin
Macromolecular Bioscience, 7: 128-135.
Santos S., Schreiber L., Graça J. (2007)
Cuticular waxes from ivy leaves (Hedera helix L.): analysis of high-molecular weight esters
Phytochemical Analysis, 18: 60-69.
Books
Qualidade tecnológica do eucalipto Eucalyptus globulus
Pereira H., Miranda I., Gominho J., Tavares F., Quilhó T., Graça J., Rodrigues J., Shatalov A., Knapic. S. (2010)
Centro de Estudos Florestais, ISA, UTL, Lisboa, p. 377. ISBN: 978-972-97874-3-0
Book Chapters
Pereira, H., Graça, J., Rodrigues, J.C. (2003)
Wood chemistry in relation to quality
In: Wood quality and its biological basis. J.R. Barnett, G. Jeronimidis Eds. CRC Press, Blackwell Publishing, Oxford, Cap. 3, pp. 53-83.
Graça, J. & Pereira, H. (2001)
Suberinas e cutinas: Biopoliésteres das plantas
In: Química dos polímeros. J.S. Seixas de Melo, M.J. Moreno, H.D. Burrows, M.H. Gil Eds. Contribuições Portuguesas, Sociedade Portuguesa de Química, Imprensa da Universidade de Coimbra V (4), pp. 619-639.
Projects
RN21 – Inovação na Fileira da Resina Natural para Reforço da Bioeconomia Nacional
RN21 – Inovação na Fileira da Resina Natural para Reforço da Bioeconomia Nacional
Duration: 2022-2026
CEF Budget: 215,916 €
EpiCORK
Unveiling the role of DNA methylation in periderm and lenticel formation/Estudo do papel da metilação na formação da periderme e das lenticelas
Duration: 2021-2024











