Induction of protective immunity to cryptococcal infection in mice by a heat-killed, chitosan-deficient strain of Cryptococcus neoformans

R Upadhya, WC Lam, B Maybruck, CA Specht… - MBio, 2016 - Am Soc Microbiol
Cryptococcus neoformans is a major opportunistic fungal pathogen that causes fatal
meningoencephalitis in immunocompromised individuals and is responsible for a large …

[HTML][HTML] Cryptococcus neoformans Cda1 and Cda2 coordinate deacetylation of chitin during infection to control fungal virulence

R Upadhya, WC Lam, CR Hole, D Parchment, CK Lee… - The Cell Surface, 2021 - Elsevier
Chitosan, a deacetylated form of chitin, is required for the virulence of Cryptococcus
neoformans. There are three chitin deacetylase genes (CDA) that are essential for chitosan …

Chitosan biosynthesis and virulence in the human fungal pathogen Cryptococcus gattii

WC Lam, R Upadhya, CA Specht, AE Ragsdale… - Msphere, 2019 - Am Soc Microbiol
Cryptococcus gattii R265 is a hypervirulent fungal strain responsible for the recent outbreak
of cryptococcosis in Vancouver Island of British Columbia in Canada. It differs significantly …

Chitosan, the Deacetylated Form of Chitin, Is Necessary for Cell Wall Integrity in Cryptococcus neoformans

LG Baker, CA Specht, MJ Donlin, JK Lodge - Eukaryotic cell, 2007 - Am Soc Microbiol
Cryptococcus neoformans is an opportunistic fungal pathogen that causes cryptococcal
meningoencephalitis, particularly in immunocompromised patients. The fungal cell wall is an …

Cryptococcus neoformans Cda1 and its chitin deacetylase activity are required for fungal pathogenesis

R Upadhya, LG Baker, WC Lam, CA Specht, MJ Donlin… - MBio, 2018 - Am Soc Microbiol
Chitin is an essential component of the cell wall of Cryptococcus neoformans conferring
structural rigidity and integrity under diverse environmental conditions. Chitin deacetylase …

[HTML][HTML] Three models of vaccination strategies against cryptococcosis in immunocompromised hosts using heat-killed Cryptococcus neoformans Δsgl1

TG Normile, M Del Poeta - Frontiers in Immunology, 2022 - frontiersin.org
Vaccines are one of the greatest medical accomplishments to date, yet no fungal vaccines
are currently available in humans mainly because opportunistic mycoses generally occur …

Vaccine and immunotherapeutic approaches for the prevention of cryptococcosis: lessons learned from animal models

CR Hole, FL Wormley Jr - Frontiers in microbiology, 2012 - frontiersin.org
Cryptococcus neoformans and C. gattii, the predominant etiological agents of
cryptococcosis, can cause life-threatening infections of the central nervous system in …

Induction of Broad-Spectrum Protective Immunity against Disparate Cryptococcus Serotypes

MCC Van Dyke, AK Chaturvedi, SE Hardison… - Frontiers in …, 2017 - frontiersin.org
Cryptococcosis is a fungal disease caused by multiple Cryptococcus serotypes; particularly
C. neoformans (serotypes A and D) and C. gattii (serotypes B and C). To date, there is no …

[HTML][HTML] TNF-α-producing Cryptococcus neoformans exerts protective effects on host defenses in murine pulmonary cryptococcosis

Z Fa, J Xu, J Yi, J Sang, W Pan, Q Xie, R Yang… - Frontiers in …, 2019 - frontiersin.org
Tumor necrosis factor alpha (TNF-α) plays a critical role in the control of cryptococcal
infection, and its insufficiency promotes cryptococcal persistence. To explore the therapeutic …

Insights into the Mechanisms of Protective Immunity against Cryptococcus neoformans Infection Using a Mouse Model of Pulmonary Cryptococcosis

KL Wozniak, S Ravi, S Macias, ML Young… - PloS one, 2009 - journals.plos.org
Cryptococcus neoformans is an opportunistic fungal pathogen that causes life-threatening
pneumonia and meningoencephalitis in immune compromised individuals. Previous studies …