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Cover image
Cover picture: Imaging the bloodfirst described by Paul Ehrlich (1885), the reach blood supply of the brain is characterized by the presence of a structural and functional barrier. Red, Albumin- Evans blue complex limited to the blood vessels; blue, stained nuclei (DAPI staining). For details, see the article by Seiffert et al. in the September 8, 2004 issue (pages 7829–1836).