F344/Stm rats were derived from a pair of F344/DuCrj rats purchased from Charles River Japan, Inc. and thereafter maintained by brother-sister matings for >23 generations in Saitama Cancer Center Research Institute.
Strain characteristics
A parental strain of LEXF/FXLE RI strains (NBRP No.0105-0138).
Breeding Conditions
Good breeding performance. Sib mating.
Genotyping
References
Shisa, H. et al. The LEXF:a new set of rat recombinant inbred strains between LE/Stm and F344. Mamm, Genome.8:324-327(1997)
Lu, L-M., Shisa H. et al. Propynitrosourea-induced T-lymphomas in LEXF RI strains of rats:genetic analysis. Br. J.Cancer. 80:855-861(1999)
Embryo 
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