Melanin biosynthesis in Cryptococcus neoformans

被引:104
作者
Williamson, PR
Wakamatsu, K
Ito, S
机构
[1] Univ Illinois, Coll Med, Div Infect Dis, Chicago, IL 60612 USA
[2] Fujita Hlth Univ, Sch Hlth Sci, Aichi 4701192, Japan
关键词
D O I
10.1128/JB.180.6.1570-1572.1998
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Pigment production by Cryptococcus neoformans is virulence associated. Dopamine-and 3,4 dihydroxyphenylalanine-melanin products were identified after acidic permanganate oxidation, alkaline hydrogen peroxide oxidation, or hydrolysis with hydriodic acid. These data provide direct chemical evidence for the formation of eumelanin Polymers by catecholamine oxidation by laccase alone followed by oxidative coupling of dihydroxyindole.
引用
收藏
页码:1570 / 1572
页数:3
相关论文
共 20 条
[1]   THE NEUROMELANIN OF THE HUMAN SUBSTANTIA-NIGRA [J].
CARSTAM, R ;
BRINCK, C ;
HINDEMITHAUGUSTSSON, A ;
RORSMAN, H ;
ROSENGREN, E .
BIOCHIMICA ET BIOPHYSICA ACTA, 1991, 1097 (02) :152-160
[2]   PIGMENT PRODUCTION BY CRYPTOCOCCUS-NEOFORMANS FROM PARA-DIPHENOLS AND ORTHO-DIPHENOLS - EFFECT OF NITROGEN-SOURCE [J].
CHASKES, S ;
TYNDALL, RL .
JOURNAL OF CLINICAL MICROBIOLOGY, 1975, 1 (06) :509-514
[3]  
GORMAN MJ, 1997, AM J TROP MED HYG, V56, P146
[4]   SIZE DISTRIBUTION AND GENERAL STRUCTURAL FEATURES OF N-LINKED OLIGOSACCHARIDES FROM THE METHYLOTROPHIC YEAST, PICHIA-PASTORIS [J].
GRINNA, LS ;
TSCHOPP, JF .
YEAST, 1989, 5 (02) :107-115
[5]   MICROANALYSIS OF EUMELANIN AND PHEOMELANIN IN HAIR AND MELANOMAS BY CHEMICAL DEGRADATION AND LIQUID-CHROMATOGRAPHY [J].
ITO, S ;
FUJITA, K .
ANALYTICAL BIOCHEMISTRY, 1985, 144 (02) :527-536
[6]   REEXAMINATION OF THE STRUCTURE OF EUMELANIN [J].
ITO, S .
BIOCHIMICA ET BIOPHYSICA ACTA, 1986, 883 (01) :155-161
[7]  
Ito S, 1993, PIGMENTATION PIGMENT, P33
[8]  
ITO S, IN PRESS PIGM CELL R
[9]   GENETIC ASSOCIATION OF MATING TYPES AND VIRULENCE IN CRYPTOCOCCUS-NEOFORMANS [J].
KWONCHUNG, KJ ;
EDMAN, JC ;
WICKES, BL .
INFECTION AND IMMUNITY, 1992, 60 (02) :602-605
[10]  
LIN J, 1994, J ELECTROANAL CHEM, V375, P219