Abstract:
:Persistent organochlorines such as DDT and its metabolites (DDTs), hexachlorocyclohexane isomers (HCHs), chlordane compounds (CHLs), hexachlorobenzene (HCB), and polychlorinated biphenyls (PCBs) were determined in whole-body homogenates of resident and migratory birds collected from South India. Organochlorine contamination pattern in birds varied depending on their migratory behaviour. Resident birds contained relatively greater concentrations of HCHs (14-8,800 ng/g wet wt) than DDTs and PCBs concentrations. In contrast, migrants exhibited elevated concentrations of PCBs (20-4,400 ng/g wet wt). The sex differences in concentrations and burdens of organochlorines in birds were pronounced, with females containing lower levels than males. Inland piscivores and scavengers accumulated greater concentrations of HCHs and DDTs while coastal piscivores contained comparable or greater amounts of PCBs. Global comparison of organochlorine concentrations indicated that resident birds in India had the highest residues of HCHs and moderate to high residues of DDTs. It is, therefore, proposed that migratory birds wintering in India acquire considerable amounts of HCHs and DDTs. Estimates of hazards associated with organochlorine levels in resident and migratory birds in India suggested that Pond Heron, Little Ringed Plover, and Terek Sandpiper may be at risk from exposure to DDTs.
journal_name
Arch Environ Contam Toxicoljournal_title
Archives of environmental contamination and toxicologyauthors
Tanabe S,Senthilkumar K,Kannan K,Subramanian ANdoi
10.1007/s002449900335subject
Has Abstractpub_date
1998-05-01 00:00:00pages
387-97issue
4eissn
0090-4341issn
1432-0703pii
AECT97-100journal_volume
34pub_type
杂志文章abstract::Selenium and mercury were evaluated in muscle, liver, kidney, brain, and the stomach contents of juvenile scalloped hammerhead shark Sphyrna lewini. Se:Hg molar ratios were calculated. The average Hg levels in muscle ranged from 0.12 to 1.17 μg/g (wet weight); Hg was <0.39 μg/g in liver and kidneys and <0.19 μg/g in b...
journal_title:Archives of environmental contamination and toxicology
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doi:10.1007/s00244-015-0226-8
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abstract::This study was implemented to determine if western mosquitofish (Gambusia affinis) populations in the Grassland Water District suffer from impaired reproduction because of seleniferous inflows of agricultural drainwater from the Grassland Bypass Project. During June to July 2001, laboratory trials with pregnant female...
journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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abstract::Mercury accumulation rates measured in age-dated sediment cores were compared at three Washington state lakes. Offutt Lake and Lake St. Clair are located immediately downwind (18 and 28 km, respectively) of a coal-fired power plant and Lake Sammamish is located outside of the immediate area of the plant (110 km). The ...
journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
doi:10.1007/BF02220892
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
doi:10.1007/s002449900477
更新日期:1999-04-01 00:00:00
abstract::A life table response experiment (LTRE) was used to quantify the population-level effects of continuous, multigeneration cadmium exposure on two strains of the freshwater gastropod, Biomphalaria glabrata: the parasite-resistant BS90 and parasite-susceptible NMRI strains. Snails were exposed to waterborne cadmium for t...
journal_title:Archives of environmental contamination and toxicology
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更新日期:2009-05-01 00:00:00
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journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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journal_title:Archives of environmental contamination and toxicology
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abstract::Arsenic (As) is widely studied in several countries due to its toxicity to biota in the environment. Arsenic sources may be natural or anthropogenic, and the mobility of the element is ruled by physicochemical conditions that also define the dominant As species in the environment. Arsenic levels are evaluated in vario...
journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章,评审
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journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
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更新日期:2017-07-01 00:00:00
abstract::Metallothioneins with differing Cd/Zn ratios were prepared in vitro from rat liver zinc-thionein by replacing zinc with cadmium and were injected intraperitoneally to female rats. The distribution of cadmium, zinc, and copper in the kidney supernatant fraction was determined using a Sephadex G-75 column. The distribut...
journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
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更新日期:1979-01-01 00:00:00
abstract::Thirty-eight urban volunteers from the Lincoln and Omaha, Nebraska areas were monitored for carbaryl exposure during the summer of 1979. All volunteers were involved in the application of carbaryl incidental to their employment or leisure activities. The investigators made no attempt to affect the method of carbaryl a...
journal_title:Archives of environmental contamination and toxicology
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更新日期:1982-01-01 00:00:00
abstract::The Army is replacing traditional munitions with insensitive munitions (IM) resistant to accidental detonation. The aquatic toxicity of 1-methyl-3-nitroguanidine (MeNQ), which is being assessed for potential use in IM formulations, remains largely untested. The present study fills a number of critical data gaps for Me...
journal_title:Archives of environmental contamination and toxicology
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更新日期:2021-01-02 00:00:00
abstract::This study was performed to determine and compare persistent organic pollutant (POP) levels in different matrices in a female population. A total of 96 serum and 46 adipose tissue samples were collected from infertile women (n = 101) attending Centers for Reproductive Medicine in Belgium from 1996 to 1998. Gas chromat...
journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
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更新日期:2000-08-01 00:00:00
abstract::A series of eleven nitrogen-containing heterocyclic compounds, which may be potentially associated with aqueous effluents from coal conversion technologies, were examined to determine the relationships between their n-octanol/H2O partition coefficients, molecular weights, boiling points, and their toxicity monitored a...
journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
doi:10.1007/BF01056938
更新日期:1980-01-01 00:00:00
abstract::Metal pollution in the river Godavari in India, due to discharges of liquid wastes from a paper mill, has been studied for a period of two years. At the discharge point and 1 km from the point of discharge, iron, manganese, and zinc were recorded in high concentrations, whereas cadmium and chromium were observed in lo...
journal_title:Archives of environmental contamination and toxicology
pub_type: 杂志文章
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