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Streptococcus pneumoniae is a major human pathogen that can survive to stress conditions, such as the acidic environment of inflammatory foci, and tolerates lethal pH through a mechanism known as the acid tolerance respo...

Numerous bacteria have evolved different iron uptake systems with the ability to make use of their own and heterologous siderophores. However, there is growing evidence attributing alternative roles for siderophores that...

Artículo de publicación ISI Chronic exposure to stress hormones has an impact on brain structures relevant to cognition. Nicotinic acetylcholine receptors (AChRs) are involved in numerous cognitive processes includi...