Fig. 1From: Bacteria of the genus Rhodopseudomonas (Bradyrhizobiaceae): obligate symbionts in mycelial cultures of the black truffles Tuber melanosporum and Tuber brumale Microscopic observation of the bacterial colonization of growing hyphae of Tuber melanosporum isolate Mel18 by Rhodopseudomonas sp., on solid medium. a General view of the peripheral mycelia and the bacterial colonies. Bar is 100 µm. b progressive ensheathment of growing hyphae by Rhodopseudomonas sp. Bar is 50 µmBack to article page