METALLOTHIONEIN AS AN INDICATOR OF HEAVY-METAL EXPOSURE IN 2 SUBTROPICAL FISH SPECIES

被引:77
作者
HOGSTRAND, C
HAUX, C
机构
[1] Department of Zoophysiology, University of Göteborg, Göteborg
关键词
Bermuda; Heavy metal; Metallothionein; Subtropical fish;
D O I
10.1016/0022-0981(90)90177-E
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Induction of metallothionein (MT) and levels of cadmium, zinc and copper in liver of the subtropical fish blue-striped grunt Haemulon sciurus were studied after cadmium injection. Hepatic levels of MT, zinc and copper were also analysed in blue-striped grunt and tomtate H. aurolineatum caught at heavy-metal-polluted areas of Hamilton Harbour and Castle Harbour, Bermuda, respectively. In addition, a comparison of the hepatic content of MT, cadmium, zinc and copper was made between blue-striped grunt, tomtate and squirrelfish Holocentrus rufus, caught at unpolluted locations. Hepatic MT was assayed by a radioimmunoassay (RIA), using an antiserum raised against MT from perch Perca fluviatilis and partially purified MT from blue-striped grunt as standard. Hepatic MT was significantly (P < 0.001) induced in a dose-dependent manner in response to a single i.p. injection of CdCl2. The doses were 2200, 740, 250, 82, 27 and 0 μg Cd · kg-1 body wt, respectively. Significantly elevated hepatic MT levels (P < 0.01) were found 2 days after injection of 2200 μg Cd · kg-1 body wt and maximum content of MT in liver was reached after 6 days. MT values in fish 6 days after treatment were increased five-fold compared to the control group. Significantly increased MT levels (P < 0.05) were also found in livers of blue-striped grunt and tomtate caught at contaminated sites compared to control fish. The increased MT levels were in good accordance with the hepatic zinc and copper levels in these fish. The levels of MT, cadmium, zinc and copper in liver from blue-striped grunt and tomtate, caught at clean sites, were within the range found in other fish species, such as rainbow trout Oncorhynchus mykiss and P. fluviatilis. Squirrelfish, caught at an uncontaminated site, had exceptionally high levels of hepatic MT, zinc and copper. © 1990.
引用
收藏
页码:69 / 84
页数:16
相关论文
共 37 条
[1]   SPECIAL ISSUE ON BIOLOGICAL EFFECTS ON POLLUTANTS IN A SUBTROPICAL ENVIRONMENT - THE IOC/GEEP BERMUDA WORKSHOP - INTRODUCTION [J].
ADDISON, RF ;
CLARKE, KR .
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY, 1990, 138 (1-2) :1-8
[2]   INDUCTION OF METAL-BINDING PROTEINS IN STRIPED BASS, MORONE-SAXATILIS, FOLLOWING CADMIUM TREATMENT [J].
BAKSI, SM ;
LIBBUS, N ;
FRAZIER, JM .
COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY C-PHARMACOLOGY TOXICOLOGY & ENDOCRINOLOGY, 1988, 91 (02) :355-363
[3]  
BONHAM K, 1984, BIOSCIENCE REP, V4, P633, DOI 10.1007/BF01121016
[4]  
Bremner I, 1987, Experientia Suppl, V52, P81
[5]   ORGANIC AND TRACE-METAL CONTAMINANTS IN SEDIMENTS, SEAWATER AND ORGANISMS FROM 2 BERMUDAN HARBORS [J].
BURNS, KA ;
EHRHARDT, MG ;
MACPHERSON, J ;
TIERNEY, JA ;
KANANEN, G ;
CONNELLY, D .
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY, 1990, 138 (1-2) :9-34
[6]   HEPATIC METALLOTHIONEIN MESSENGER-RNA IN THE WINTER FLOUNDER (PSEUDOPLEURONECTES-AMERICANUS) [J].
CHAN, KM ;
DAVIDSON, WS ;
FLETCHER, GL .
CANADIAN JOURNAL OF ZOOLOGY-REVUE CANADIENNE DE ZOOLOGIE, 1987, 65 (03) :472-480
[8]  
DUNN MA, 1987, P SOC EXP BIOL MED, V185, P107
[9]   THE TIME COURSE OF EFFECTS OF CADMIUM AND 3-METHYLCHOLANTHRENE ON ACTIVITIES OF ENZYMES OF XENOBIOTIC METABOLISM AND METALLOTHIONEIN LEVELS IN THE PLAICE, PLEURONECTES-PLATESSA [J].
GEORGE, SG ;
YOUNG, P .
COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY C-TOXICOLOGY & PHARMACOLOGY, 1986, 83 (01) :37-44
[10]  
HAMILTON SJ, 1986, T AM FISH SOC, V115, P596, DOI 10.1577/1548-8659(1986)115<596:MIF>2.0.CO