… Prokaryotic microbes play a critical role in oceanic Fe cycling… populations of heterotrophic
species assimilate more than 50% of … only unicellular organisms that assimilate Fe directly from …

… assimilation of iron by plants is debated. With an increasing understanding that select soil
microbes … as to whether such symbionts regulate iron assimilation. Here we report a previously …

… 3h) was assimilated into biomass in the light. We did not, however, observe any organic
carbon assimilation in the dark, nor did we observe any 13 CO 2 production (from 13 C-organic …

… , anti-microbial immune effector … Iron metabolism holds a central role in the development
of mucormycosis [62]. In particular, the reductive iron assimilation pathway (RIA) for iron uptake …

… Although higher plants do not synthesize sidero phores, microbial iron chelates may play
an important role in the iron nutrition of plants. A fungus, F. roseum, commonly found growing …

… uptake iron through receptor-mediated internalization of a siderophore or heme, and/or
reductive iron assimilation (… (Fet3) and a high-affinity iron permease (Ftr1). Paracoccidioides spp. …

… therapeutic administration either of iron or of the microbial iron chelator, deferoxamine,
resulting sometimes in fatal zygomycosis [2]. It is therefore possible that knowledge concerning …

… Nevertheless, the evident absence of reductive iron assimilation in A. nidulans demonstrates
that the presence of such a gene is, by itself, not indicative of this mode of iron assimilation. …

… To investigate the isotopic composition of Fe extracted and assimilated by bacteria, we
studied the dissolution of Gore Mountain (New York) hornblende in the presence of two …

… The determination of the molecular structure by x-ray crystallography of pseudobactin,
the trivial name for the Fe(III) specific transport chelatant of the high-affinity iron assimilation …