Bet-hedging antimicrobial strategies in macrophage phagosome acidification drive the dynamics of Cryptococcus neoformans intracellular escape mechanisms

Q Dragotakes, E Jacobs, LS Ramirez, OI Yoon… - PLoS …, 2022 - journals.plos.org
The fungus Cryptococcus neoformans is a major human pathogen with a remarkable
intracellular survival strategy that includes exiting macrophages through non-lytic exocytosis …

Nonlytic Exocytosis of Cryptococcus neoformans from Macrophages Occurs In Vivo and Is Influenced by Phagosomal pH

AM Nicola, EJ Robertson, P Albuquerque… - MBio, 2011 - Am Soc Microbiol
ABSTRACT A unique aspect of the interaction of the fungus Cryptococcus neoformans with
macrophages is the phenomenon of nonlytic exocytosis, also referred to as “vomocytosis” or …

In fungal intracellular pathogenesis, form determines fate

RC May, A Casadevall - MBio, 2018 - Am Soc Microbiol
For pathogenic microbes to survive ingestion by macrophages, they must subvert powerful
microbicidal mechanisms within the phagolysosome. After ingestion, Candida albicans …

The fungal pathogen Cryptococcus neoformans manipulates macrophage phagosome maturation

LM Smith, EF Dixon, RC May - Cellular microbiology, 2015 - Wiley Online Library
Phagocytosis by cells of the innate immune system, such as macrophages, and the
subsequent successful maturation of the phagosome, is key for the clearance of pathogens …

Cryptococcus neoformans: Tripping on Acid in the Phagolysosome

CM DeLeon-Rodriguez, A Casadevall - Frontiers in microbiology, 2016 - frontiersin.org
Cryptococcus neoformans (Cn) is a basidiomycetous pathogenic yeast that is a frequent
cause of meningoencephalitis in immunocompromised individuals. Cn is a facultative …

Cryptococcus neoformans Escape From Dictyostelium Amoeba by Both WASH-Mediated Constitutive Exocytosis and Vomocytosis

RA Watkins, A Andrews, C Wynn, C Barisch… - Frontiers in cellular …, 2018 - frontiersin.org
Cryptococcus neoformans is an environmental yeast that can cause opportunistic infections
in humans. As infecting animals does not form part of its normal life-cycle, it has been …

Real-time visualization of phagosomal pH manipulation by Cryptococcus neoformans in an immune signal-dependent way

EJ Santiago-Burgos, PV Stuckey… - Frontiers in Cellular …, 2022 - frontiersin.org
Understanding of how intracellular pathogens survive in their host cells is important to
improve management of their diseases. This has been fruitful for intracellular bacteria, but it …

Kicking sleepers out of bed: Macrophages promote reactivation of dormant Cryptococcus neoformans by extracellular vesicle release and non-lytic exocytosis

RJA de Castro, CL Marina, A Sturny-Leclère… - PLoS …, 2023 - journals.plos.org
Macrophages play a key role in disseminated cryptococcosis, a deadly fungal disease
caused by Cryptococcus neoformans. This opportunistic infection can arise following the …

Cryptococcus neoformans–induced macrophage lysosome damage crucially contributes to fungal virulence

MJ Davis, AJ Eastman, Y Qiu, B Gregorka… - The Journal of …, 2015 - journals.aai.org
Upon ingestion by macrophages, Cryptococcus neoformans can survive and replicate
intracellularly unless the macrophages become classically activated. The mechanism …

The Human Fungal Pathogen Cryptococcus neoformans Escapes Macrophages by a Phagosome Emptying Mechanism That Is Inhibited by Arp2/3 Complex …

SA Johnston, RC May - PLoS pathogens, 2010 - journals.plos.org
The lysis of infected cells by disease-causing microorganisms is an efficient but risky
strategy for disseminated infection, as it exposes the pathogen to the full repertoire of the …