Registration Dossier

Administrative data

Endpoint:
in vitro gene mutation study in bacteria
Remarks:
Type of genotoxicity: gene mutation
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP complianced.

Data source

Reference
Reference Type:
other: Inquiry result from ECHA
Title:
Unnamed
Year:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other:
Principles of method if other than guideline:
The First Evaluation and Registration Division, Phamaceutical Affairs Bureau, Ministry of Health and Welfar ed., Commentary on the Guidelines ofr toxicity studies of drugs, 1990, pp. 30-40. The Yakuji Nippo Co. Ltd.(1990)
(se basant sur la Directive 92/69/CEE, B13/14
GLP compliance:
yes
Type of assay:
bacterial reverse mutation assay

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
425-980-0
EC Name:
-
Cas Number:
129499-78-1
Molecular formula:
C12H18O11
IUPAC Name:
(5R)-5-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-3-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2,5-dihydrofuran-2-one

Method

Species / strain
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98, TA 100 and E. coli WP2
Metabolic activation system:
S9-mix
Test concentrations with justification for top dose:
concentration range in the main test(with metabolic activation): 313 ... 5000 ug/plate
concentration range in the main test(without metabolic activation): 313 ... 5000 ug/plate
Vehicle / solvent:
Solvent: eau distillee

Results and discussion

Test resultsopen allclose all
Species / strain:
S. typhimurium TA 1535, TA 1537, TA 98, TA 100 and E. coli WP2
Metabolic activation:
without
Genotoxicity:
not specified
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(5000 ug/plate)
Species / strain:
S. typhimurium TA 1535, TA 1537, TA 98, TA 100 and E. coli WP2
Metabolic activation:
with
Genotoxicity:
not specified
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(5000 ug/plate)
Remarks on result:
other: other: Main test
Remarks:
Migrated from field 'Test system'.

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information):
negative with metabolic activation
negative without metabolic activation