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Appendix D - Dossier (PDF) - Tera

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date: 20–JUL–2005<br />

5. Toxicity Substance ID: 71–43–2<br />

______________________________________________________________________________<br />

expos. concentr.: 0.13 ppm<br />

no. of subjects: 33<br />

authors’ conclusion: positive<br />

Source: German rapporteur (813)<br />

Flag: Risk Assessment<br />

07–JUL–2005 (831)<br />

Remark: Cytogenetic study of workers exposed to benzene.<br />

test system: chromosomal aberrations in peripheral<br />

lymphocytes<br />

expos. concentr.: 2.1 ppm<br />

no. of subjects: 52<br />

authors’ conclusion: positive<br />

Source: German rapporteur (813)<br />

Flag: Risk Assessment<br />

07–JUL–2005 (892)<br />

Remark: Investigations of the frequency of DNA strand breakage and<br />

cross–linking and of sister chromatid exchange frequency in<br />

the lymphocytes of female workers exposed to benzene and<br />

toluene.<br />

test system: DNA single strand breaks and<br />

sister–chromatid exchanges in peripheral lymphocytes<br />

expos. concentr.: 1.3 ppm<br />

no. of subjects: 20<br />

authors’ conclusion: positive<br />

Source: German rapporteur (813)<br />

Flag: Risk Assessment<br />

07–JUL–2005 (901)<br />

Remark: Benzene induces gene–duplicating but not gene–inactivating<br />

mutations at the glycophorin A locus in exposed humans.<br />

test system: glycophorin A mutation assay in bone<br />

marrow cells<br />

exposure concentr.: 72.2 ppm (2.4 – 301.1 ppm)<br />

no. of subjects: 24<br />

authors’ conclusion: positive<br />

Source: German rapporteur (813)<br />

Flag: Risk Assessment<br />

07–JUL–2005 (963)<br />

<strong>Appendix</strong> D: Benzene SIDS <strong>Dossier</strong><br />

– 660/957 –

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