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Pereira, Eugênia C. ; Silva, Nicaçio H. da ; Buril, M. L. L. ; Martins, Mônica C.B. ; Silva, Hianna A. M. F. ; Falcão, Emerson Peter S. ; Oliveira, Helinando P. de ; Costa, Mateus Matiuzzi da ; Legaz González, María Estrella ; Santiago, Rocío ; Vicente Córdoba, Carlos | Springer | 2020-05-12Lichens are the symbiotic organisms formed by one species of fungus associated to one or more species of green algae and/or cyanobacteria. The relationship between these organisms results in a metabolism that culminates in a production of exclus[...]texto impreso
Pereira, Eugênia C. ; Martins, Mônica C.B. ; Buril, M. L. L. ; Santiago, Rocío ; Da S. Falcão, Emerson Peter ; Da Silva, Nicácio H ; Legaz González, María Estrella ; Vicente Córdoba, Carlos | JSciMed Central | 2017-07-13It can be obtained from lichens biologically-active extracts and pure substances, many of them of phenolic nature. They are usually obtained by using organic solvents, such as diethyl ether. In this paper the usefulness of ether for the obtainme[...]texto impreso
De Armas, Roberto ; De Oliveira, Andrezza K. ; De Vasconcelos, Talitha L. ; Vicente Córdoba, Carlos ; Santiago, Rocío ; Pereira, Eugênia C. ; Legaz González, María Estrella | Trade Science | 2016Cladonia verticillaris (Raddi) Fr. is a lichen species that grows on sandy soil of tablelands coexisting with savannah-like vegetation in Brazil. This species produces different lichen phenolics that are leached to the soil by the rainwater and [...]texto impreso
Vasconcelos, Talitha L. de ; De Armas, Roberto ; Pereira, Eugênia C. ; Santiago, Rocío ; Da Silva, Nicácio H. ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Trade Science | 2016Pernambuco (Brazil) in which sugar cane cultures are often established and fertilized by urea. The thalli of the above mentioned lichen are ex- perimentally maintained on different concentrations of urea in light or in darkness, conditions that [...]texto impreso
Martins, M.C.B. ; Lima, M. J. G. ; Santiago, Rocío ; Buril, M. L. L. ; Pereira, Eugênia C. ; Legaz González, María Estrella ; Vicente Córdoba, Carlos ; Silva, Nicaçio H. da | Trade Science Inc. | 2017-03The aim of this paper is related to the modifications of the most usual method for producing USN and others bioactive compounds by the lichen Cladonia substellata to rationalize ecologically the provision of those at large scale. Different cell [...]texto impreso
Tigre, R. C. ; Pereira, Eugênia C. ; Da Silva, Nicácio H. ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Elsevier | 2015-05The possibilities for using phenolics, extracted from the lichen Cladonia verticillaris with different organic solvents, as bioherbicides have herein been studied through observation of the ultrastructural changes produced in Lactuca sativa seed[...]texto impreso
Vasconcelos, Talitha L. de ; Oliveira, Andrezza K. de ; Pereira, Eugênia C. ; Silva, Nicaçio H. da ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | 2015-12The lichen Cladonia verticillaris can alter the mineralogical composition of the sandy soils that serve as its main substrate. Soils from Mamanguape, the semiarid land of the northeast of Brazil on which C. verticillaris grows, are mainly compos[...]
