Cryptococcus neoformans melanization incorporates multiple catecholamines to produce polytypic melanin

RP Baker, C Chrissian, RE Stark… - Journal of Biological …, 2022 - ASBMB
… of tissue and that melanin pigment synthesized in vivo is … as a polymerization precursor is
capable of producing melanin … display reduced virulence in mice and decreased melanization …

Fungal melanin and the mammalian immune system

S Liu, S Youngchim, D Zamith-Miranda, JD Nosanchuk - Journal of Fungi, 2021 - mdpi.com
… We will particularly focus on Cryptococcus neoformans and … oxidized and polymerized to
produce DOPA melanin [8]. … Melanin synthesis needs to occur in a contained environment …

The role of melanin in fungal pathogenesis for animal hosts

DFQ Smith, A Casadevall - Fungal physiology and immunopathogenesis, 2019 - Springer
… , DOPA-melanin through the polymerization of dihydroxyindole (… Camacho are Cryptococcus
neoformans (top left) and C. … neoformans requires exogenous precursors for the synthesis

Unraveling melanin biosynthesis and signaling networks in Cryptococcus neoformans

D Lee, EH Jang, M Lee, SW Kim, Y Lee, KT Lee… - MBio, 2019 - Am Soc Microbiol
… Pyomelanin is produced by the polymerization of homogentisic acid, one of the … Melanin
is a critical virulence factor in the basidiomycete fungal pathogen Cryptococcus neoformans, …

… Enhances Cryptococcus neoformans Melanization, Antifungal Resistance, and Pathogenesis in a Murine Model of Drug Administration and Systemic Infection

VH Erives, ME Munzen, D Zamith-Miranda… - Infection and …, 2022 - Am Soc Microbiol
… METH-treated mice infected with … neoformans melanin is synthesized by a single
copper-dependent laccase enzyme encoded by the LAC1 gene through the oxidative polymerization

The Spectrum of Interactions between Cryptococcus neoformans and Bacteria

FL Mayer, JW Kronstad - Journal of Fungi, 2019 - mdpi.com
… that can serve as a precursor for cryptococcal melanin biosynthesis [58]. Another study …
was established by the finding that mice pre-treated with antibiotics prior to infection with C. …

Environmental Factors That Contribute to the Maintenance of Cryptococcus neoformans Pathogenesis

M Maliehe, MA Ntoi, S Lahiri, OS Folorunso… - Microorganisms, 2020 - mdpi.com
… The results of an investigation showing that mice deficient in neutrophil serine proteases, …
groups in the melanin polymer [161]. In addition to its role in melanin synthesis, studies have …

Reciprocal modulation of ammonia and melanin production has implications for cryptococcal virulence

RP Baker, A Casadevall - Nature communications, 2023 - nature.com
… The fungus Cryptococcus neoformans is the causative agent … neoformans or merely increased
auto-polymerization of … Briefly, 25 µL of each EV preparation was allowed to react at 37 C

[HTML][HTML] The role of testosterone and gibberellic acid in the melanization of Cryptococcus neoformans

JS Tucker, TE Guess, EE McClelland - Frontiers in Microbiology, 2020 - frontiersin.org
biosynthesis pathway is involved in melanization in C. … We next infected male and female
BALB/c mice with H99S to … neoformans culture we determined if the amount of melanin

Solid-state NMR spectroscopy identifies three classes of lipids in Cryptococcus neoformans melanized cell walls and whole fungal cells

C Chrissian, E Camacho, JE Kelly, H Wang… - Journal of Biological …, 2020 - ASBMB
neoformans is the production of melanin pigments, which are … via the oxidation and
polymerization of particular aromatic … neoformans for exogenous substrates to synthesize melanin