Melanization in Cryptococcus neoformans requires complex regulation

RJB Cordero, E Camacho, A Casadevall - MBio, 2020 - Am Soc Microbiol
The fungal human pathogen Cryptococcus neoformans undergoes melanization in
response to nutrient starvation and exposure to exogenous melanin precursors …

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
Melanin is an antioxidant polyphenol pigment required for the pathogenicity of many fungal
pathogens, but comprehensive regulatory mechanisms remain unidentified. In this study, we …

Genetic Factors and Genotype-Environment Interactions Contribute to Variation in Melanin Production in the Fungal Pathogen Cryptococcus neoformans

H Samarasinghe, D Aceituno-Caicedo, M Cogliati… - Scientific reports, 2018 - nature.com
Cryptococcosis is a common opportunistic fungal infection that often disseminates into the
central nervous system, leading to meningitis. Production of melanin pigments during …

Transcriptomic analysis reveals the relationship of melanization to growth and resistance to gamma radiation in Cryptococcus neoformans

Z Schultzhaus, A Chen, S Kim, I Shuryak… - Environmental …, 2019 - Wiley Online Library
The pathogenic fungus Cryptococcus neoformans produces melanin within its cell wall for
infection and resistance against external stresses such as exposure to UV, temperature …

Melanin deposition in two Cryptococcus species depends on cell-wall composition and flexibility

C Chrissian, E Camacho, MS Fu… - Journal of Biological …, 2020 - ASBMB
Cryptococcus neoformans and Cryptococcus gattii are two species complexes in the large
fungal genus Cryptococcus and are responsible for potentially lethal disseminated …

The effect of L-DOPA on Cryptococcus neoformans growth and gene expression

HC Eisenman, SK Chow, KK Tsé, E McClelland… - Virulence, 2011 - Taylor & Francis
Cryptococcus neoformans is unusual among melanotic fungi in that it requires an
exogenous supply of precursor to synthesize melanin. C. neoformans melanizes during …

Budding of melanized Cryptococcus neoformans in the presence or absence of l-dopa

JD Nosanchuk, A Casadevall - Microbiology, 2003 - microbiologyresearch.org
Cryptococcus neoformans is a pathogenic fungus that produces melanin when incubated in
the presence of certain phenolic substrates such as l-3, 4-dihydroxyphenylalanine (l-dopa) …

Glutathione-mediated redox regulation in Cryptococcus neoformans impacts virulence

B Black, LBR da Silva, G Hu, X Qu, DFQ Smith… - Nature …, 2024 - nature.com
The fungal pathogen Cryptococcus neoformans is well adapted to its host environment. It
has several defence mechanisms to evade oxidative and nitrosative agents released by …

Melanization of Cryptococcus neoformans in murine infection

JD Nosanchuk, P Valadon, M Feldmesser… - … and cellular biology, 1999 - Am Soc Microbiol
Cryptococcus neoformans is a fungus that is pathogenic in humans and that can produce
melanin in vitro. Melanization is associated with virulence, but there is no evidence that …

Novel gene functions required for melanization of the human pathogen Cryptococcus neoformans

FJ Walton, A Idnurm, J Heitman - Molecular microbiology, 2005 - Wiley Online Library
The ability to produce melanin is a key virulence factor in many fungal pathogens including
the human basidiomycete pathogen Cryptococcus neoformans, a major cause of life …