Fig. 1.
Percent change in passive diameter from immediately to 7 days postligation in control (white bars) and collateral (black bars) arteries of first-generation cross hybrid between Fischer 344 (F344) and Brown Norway (BN) (F1), F344, and BN rats at 3 mo (A) and BN rats at 3, 6, and 24 mo (B) (n = 6 for all groups).