The crucial role of iron uptake in Aspergillus fumigatus virulence.

Abstract:

:Aspergillus fumigatus is an opportunistic fungal pathogen that causes life-threatening infections in immunocompromised individuals. Siderophore-mediated iron acquisition has been shown to be essential for virulence. New studies have revealed that enzymes involved in siderophore biosynthesis and uptake are compartmentalized in peroxisomes and endosome-like vesicles, respectively. Gene and protein expression studies have revealed coordinated regulation of siderophore and sterol metabolism linked to the common precursor mevalonate. Several A. fumigatus transcription factors have been identified that are unexpectedly involved in the regulation of iron homeostasis. New diagnostic and drug treatments are being developed that exploit the requirement of A. fumigatus for extracellular siderophores.

journal_name

Curr Opin Microbiol

authors

Moore MM

doi

10.1016/j.mib.2013.07.012

subject

Has Abstract

pub_date

2013-12-01 00:00:00

pages

692-9

issue

6

eissn

1369-5274

issn

1879-0364

pii

S1369-5274(13)00100-8

journal_volume

16

pub_type

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