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Author:Usubillaga

16 matching references were found.

Royas, L.B.; Usubillaga, A.; Cegarra, J.A.; Borreagales, E.; Carrero, S., Composicion Quimica y Actividad Antimicotica de el Aceite Esensial de la Lepechinia schiedeana (Schlecht) Vatke, Revista de la Facultad de Farmacia, 2004, 46, 1, 27-30. [all data]

Viloria, E.; Rojas, L.; Usubillaga, A., Analysis of kaurenic acids methyl esters by gas chromatography, J. Hi. Res. Chromatogr., 1997, 20, 1, 50-51, https://doi.org/10.1002/jhrc.1240200111 . [all data]

Khouri, N.; Usubillaga, A.; Rojas, L.B.; Galarraga, F., The essential oil of Espeletia weddellii Sch. Bip. ex Wedd., Flavour Fragr. J., 2000, 15, 4, 263-265, https://doi.org/10.1002/1099-1026(200007/08)15:4<263::AID-FFJ907>3.0.CO;2-Q . [all data]

Rojas, L.B.; Usubillaga, A., Composition of the essential oil fo Satureja brownei (SW.) Briq. from Venezuela, Flavour Fragr. J., 2000, 15, 1, 21-22, https://doi.org/10.1002/(SICI)1099-1026(200001/02)15:1<21::AID-FFJ861>3.0.CO;2-G . [all data]

Velásquez, J.; Toro, M.E.; Encinas, O.; Rojas, L.; Usubillaga, A., Chemical composition of the essential oils of exudates from Pinus oocarpa Schiede, Flavour Fragr. J., 2000, 15, 6, 432-433, https://doi.org/10.1002/1099-1026(200011/12)15:6<432::AID-FFJ934>3.0.CO;2-9 . [all data]

Usubillaga, A.; Aparicio, R.; Romero, M.; Rojas, L.B.; Khouri, N., Volatile constituents from the leaves of four Libanothamus species from the Venezuelan Andes, Flavour Fragr. J., 2001, 16, 3, 209-211, https://doi.org/10.1002/ffj.981 . [all data]

Aparicio, R.; Romero, M.; Rojas, L.B.; Khouri, N.; Usubillaga, A., Composition of the essential oil of four species of Ruilopezia from the Venezuelan Andes, Flavour Fragr. J., 2001, 16, 3, 172-174, https://doi.org/10.1002/ffj.973 . [all data]

Rojas, L.B.; Usubillaga, A.; Galarraga, F., Essential oil of Coespeletia timotensis Cuatrec, Phytochemistry, 1999, 52, 8, 1483-1484, https://doi.org/10.1016/S0031-9422(99)00346-5 . [all data]

Acosta, M.; González, M.; Araque, M.; Velazco, E.; Khouri, N.; Rojas, L.; Usubillaga, A., Composición química de los aceites esenciales de Ocimum basilicum L. var basilicum, O. basilicum L. var purpurenscens, O. gratissimum L., y O. tenuiflorum L., y su efecto antimicrobiano sobre bacterias multirresistentes de origen nosocomial, Rev. Fac. Farm., 2003, 45, 1, 19-24. [all data]

Rojas, L.B.; Usubillaga, A.; Cegarra, J.A.; Borregales, E.; Carrero, Y., Composición Química y actividad antimicótica de el aceite Esenchial ede la Lepechinia schiedeane (Schlecht) vatke, Rev. Fac. Farm., 2004, 46, 1, 27-30. [all data]

Borges, R.; Rojas, L.B.; Cegarra, J.A.; Usubillaga, A., Study of the essential oils from the leaves and flowers of Lepechinia conferta (Benth) Epl., Flavour Fragr. J., 2006, 21, 1, 155-157, https://doi.org/10.1002/ffj.1550 . [all data]

Ibañez, J.; Usubillaga, A., The essential oil of Espeletia schultzii of different altitudinal populations, Flavour Fragr. J., 2006, 21, 2, 286-289, https://doi.org/10.1002/ffj.1586 . [all data]

Ibanez, J.; Usubillaga, A., Analysis of the essential oil of two different altitudinal populations of Coespeletia moritziana (Sch. Bip.ex Wedd) Cuatrec, Flavour Fragr. J., 2006, 21, 5, 760-763, https://doi.org/10.1002/ffj.1655 . [all data]

Valera, D.; Rivas, R.; Avila, J.L.; Aubert, L.; Alonso-Amelot, M.; Usubillaga, A., The essential oil of Coleus amboinicus Loureiro chemical composition and evaluation of insect anti-feedant effects, Ciencia, 2003, 11, 2, 113-118. [all data]

Meccia, G.; Rojas, L.B.; Velasco, J.; Diaz, T.; Usubillaga, A., Composition and antibacterial screening of the essential oils of leaves and roots of Espeletiopsis angustifolia Cuetrec, Natural Product Communications, 2007, 2, 12, 1221-1224. [all data]

Araque, M.; Rojas, L.B.; Usubillaga, A., Antibacterial activity of essential oil of Foeniculum vulgare miller againts multiresistant gram-negative bacilli from nosocomial infections, Ciencia, 2007, 15, 3, 366-370. [all data]