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Table 1 Concentrations of individual chemicals in the dosing solutions of Arctic mixture, the PCBs, and methylmercury

From: An in vivo animal study assessing long-term changes in hypothalamic cytokines following perinatal exposure to a chemical mixture based on Arctic maternal body burden

  

Concentration (μg/ml)

Chemical

Full Mix

PCB Alone

MeHg Alone

PCB+MeHg

PCBs

28

0.065

0.065

X

0.065

 

52

0.132

0.132

X

0.132

 

99

0.837

0.837

X

0.837

 

101

0.120

0.120

X

0.120

 

105

0.141

0.141

X

0.141

 

118

0.652

0.652

X

0.652

 

128

0.067

0.067

X

0.067

 

138

1.956

1.956

X

1.956

 

153

3.390

3.390

X

3.390

 

156

0.264

0.264

X

0. 264

 

170

0.541

0.541

X

0.541

 

180

1.379

1.379

X

1.379

 

183

0.167

0.167

X

0.167

 

187

0.687

0.687

X

0.687

OCs

Aldrin

0.065

X

X

X

 

β-BHC

0.653

X

X

X

 

Cis-nonachlor

0.583

X

X

X

 

p,p'-DDE

9.075

X

X

X

 

p,p'-DDT

0.580

X

X

X

 

Dieldrin

0.264

X

X

X

 

Hexachlorobenzene

3.249

X

X

X

 

Heptachlor epoxide

0.273

X

X

X

 

Mirex

0.271

X

X

X

 

Oxychlordane

2.086

X

X

X

 

Toxaphene

1.20

X

X

X

 

Trans-nonachlor

2.367

X

X

X

MeHg

 

18.918

X

18.918

18.918

TOTAL PCB

10.397

10.397

X

10.397

TOTAL OCs

20.664

X

X

X

TOTAL all

49.979

10.397

18.918

29.316

  1. The PCB+MeHg dosing solution contained only PCBs and MeHg. Pregnanat females rats were dosed by applying 1 ul/g body weight on small cookies and providing these to the pregnant dams.
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Environmental Health

ISSN: 1476-069X