Cryptococcus neoformans capsule biosynthesis and regulation

G Janbon - FEMS yeast research, 2004 - academic.oup.com
The capsule is certainly the most prominent virulence factor in Cryptococcus neoformans:
acapsular strains are avirulent, and capsular polysaccharides have a deleterious effect on …

How Sweet it is! Cell Wall Biogenesis and Polysaccharide Capsule Formation in Cryptococcus neoformans

TL Doering - Annual review of microbiology, 2009 - annualreviews.org
Cryptococcus neoformans is a pathogenic fungus responsible for severe opportunistic
infections. The most prominent feature of this yeast is its elaborate polysaccharide capsule …

Cryptococcus neoformans CAP59 (or Cap59p) Is Involved in the Extracellular Trafficking of Capsular Glucuronoxylomannan

J García-Rivera, YC Chang, KJ Kwon-Chung… - Eukaryotic …, 2004 - Am Soc Microbiol
Several genes are essential for Cryptococcus neoformans capsule synthesis, but their
functions are unknown. We examined the localization of glucuronoxylomannan (GXM) in …

The efficacy of complement‐mediated phagocytosis of Cryptococcus neoformans is dependent on the location of C3 in the polysaccharide capsule and involves both …

O Zaragoza, CP Taborda… - European journal of …, 2003 - Wiley Online Library
Abstract Complement component 3 (C3) is the major opsonin for the pathogenic fungus
Cryptococcus neoformans in the non‐immune host. However, the efficiency of complement …

Pbx proteins in Cryptococcus neoformans cell wall remodeling and capsule assembly

P Kumar, C Heiss, FH Santiago-Tirado, I Black… - Eukaryotic …, 2014 - Am Soc Microbiol
The cryptococcal capsule is a critical virulence factor of an important pathogen, but little is
known about how it is associated with the cell or released into the environment. Two mutants …

Cryptococcus neoformans Capsular Polysaccharide and Exopolysaccharide Fractions Manifest Physical, Chemical, and Antigenic Differences

S Frases, L Nimrichter, NB Viana, A Nakouzi… - Eukaryotic …, 2008 - Am Soc Microbiol
The human pathogenic fungus Cryptococcus neoformans has a large polysaccharide (PS)
capsule and releases copious amounts of PS into cultures and infected tissues. The …

A eukaryotic capsular polysaccharide is synthesized intracellularly and secreted via exocytosis

A Yoneda, TL Doering - Molecular biology of the cell, 2006 - Am Soc Cell Biol
Cryptococcus neoformans, which causes fatal infection in immunocompromised individuals,
has an elaborate polysaccharide capsule surrounding its cell wall. The cryptococcal capsule …

Role for Chitin and Chitooligomers in the Capsular Architecture of Cryptococcus neoformans

FL Fonseca, L Nimrichter, RJB Cordero, S Frases… - Eukaryotic …, 2009 - Am Soc Microbiol
ABSTRACT Molecules composed of β-1, 4-linked N-acetylglucosamine (GlcNAc) and
deacetylated glucosamine units play key roles as surface constituents of the human …

Characterization of Lipids and Proteins Associated to the Cell Wall of the Acapsular Mutant Cryptococcus neoformans Cap 67

LVG Longo, ES Nakayasu, JHS Pires… - Journal of Eukaryotic …, 2015 - Wiley Online Library
Cryptococcus neoformans is an opportunistic human pathogen that causes life‐threatening
meningitis. In this fungus, the cell wall is exceptionally not the outermost structure due to the …

Self-Aggregation of Cryptococcus neoformans Capsular Glucuronoxylomannan Is Dependent on Divalent Cations

L Nimrichter, S Frases, LP Cinelli, NB Viana… - Eukaryotic …, 2007 - Am Soc Microbiol
The capsular components of the human pathogen Cryptococcus neoformans are
transported to the extracellular space and then used for capsule enlargement by distal …