Available Strains

Rats

Inbred Rats

• Fischer 344 (F344)
• Brown Norway (BN)
• Hybrid Rats: F344 x BN F1 (F344BN)

Mice

Inbred Mice

• BALB/cBy
• CBA
• C57BL/6
• DBA/2

Hybrid Mice

• CB6ByF1 (BALB/cBy x C57BL/6)
• B6C3F1 (C57BL/6 x C3H): aged mice of these two hybrids
• B6D2F1 (C57BL/6 x DBA/2): not available until 2004

Four-Way Cross Mice

• CB6ByF1 x C3D2F1 (C3H x DBA/2): aged mice not available until 2004

Caloric-Restricted Rodents

Rats

• F344
• BN
• F344BN