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Table 8 Number of carbon fibers in the PLF

From: Difference in carcinogenicities of two different vapor grown carbon fibers with different physicochemical characteristics induced by intratracheal instillation in rats

Test article

Total dose

Male

Female

 

(mg/kg)

(fibers/animal)

(fibers/animal)

  

Week 13

Week 104

Week 13

Week 104

Control

0

 

 

 

 

MWNT-7

0.128

1421 ± 772

(5)

4070 ± 2226

(5)

1445 ± 493

(5)

1338 ± 924

(5)

MWNT-7

0.64

4994 ± 3107

(5)

9134 ± 9059

(5)

4011 ± 2416

(5)

16,938 ± 14,546

(5)

MWNT-7

3.2

51,134 ± 17,273

(5)

6520

(1)

8835 ± 4166

(5)

8174 ± 3419

(4)

VGCF™-H

0.128

77 ± 70

(5)

144 ± 128

(5)

48 ± 66

(5)

99 ± 106

(5)

VGCF™-H

0.64

339 ± 239

(5)

1090 ± 549

(5)

93 ± 97

(5)

312 ± 253

(5)

VGCF™-H

3.2

1332 ± 224

(5)

5270 ± 2325

(5)

78 ± 72

(5)

2285 ± 1843

(5)

  1. Number in parentheses indicates the number of animals examined
  2. The values indicate as mean ± S.D