The Wonderful Lemma, that was first proved by Roussel and Rubio, is one of the most important tools in the proof of the Strong Perfect Graph Theorem. Here we give a short proof of this lemma.

19. Hurley, J. H., Dean, A. M. Thorsness, P. E. Koshland, D. E., J . and Stroud, R. M. (1 990) J. Biol. Chem. 265, 3599-3602 20. Rubio, V., Cervera, J., Lusty, C. J., Bendala, E. and Britton, H. G. (1991) Biochemistry 30, 1068-1075 21. Rodriguez-Aparicio, L. B., Guadalajara, A. M. and Rubio, V. (1989) Biochemistry 28, 3070-3074 22. Carrey, E. A. (1992) Biochem. J. 287,79 1-795 23. Williams, N. ...

Descreveremos nesse artigo, considerando os prefácios de suas várias edições, o contexto histórico composição e publicação da Lógica Mexicana Antonio Rubio Rueda (1548-1615), que teve incrível êxito na Europa durante a primeira metade do século XVII, principalmente devido ao seu conteúdo filosófico. Após breve descrição projeto “cursus philosophicus” Rubio, apresentaremos alguns aportes sobre s...

In an attempt to assess the physical realism of the plage flux tube model derived by Bellot Rubio, Ruiz Cobo & Collados (1997, 1998) we extend its predictions to the Stokes V zero-crossing shifts of a number of Fe ii lines. For this analysis, accurate Fe ii central wavelengths are required. We have devised a procedure for bringing the available Fe ii laboratory wavelengths to the system of accu...

Correspondence should be addressed to Gerardo Rubio, [email protected] Received 20 December 2010; Revised 18 March 2011; Accepted 19 April 2011 Academic Editor: Lukasz Stettner Copyright q 2011 Gerardo Rubio. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the origin...

Resumen Este ensayo discute el arte de Brus Rubio, artista amazónico huitoto-murui, quien en sus trabajos informa cómo su cultura entiende historia, incluidos momentos explotación, tradiciones, creencias y presente. Para ilustrar las diferencias entre obras discurso la Amazonía más común pasado, incluyo, también, una discusión sobre manera que se caracterizaba a poblaciones indígenas zona princ...

En la Editorial Franciscanum 179 se hace una mención especial por conmemoración de los 50 años Licenciatura en Teología. Porteriormente presentan catorce artículos este número revista.

CONSUELO PLATA,1 DAVID B. MOUNT,2 VERENA RUBIO,1 STEVEN C. HEBERT,2 AND GERARDO GAMBA1 1Molecular Physiology Unit, Department of Nephrology and Mineral Metabolism, Instituto Nacional de la Nutrición Salvador Zubirán and Department of Medicine, Instituto de Investigaciones Biomédicas, National University of Mexico, Mexico City CP 14000, Mexico; and 2Division of Nephrology, Department of Medicine...