Lamin B1 Antibody Host:Rabbit Antibody Type:Polyclonal Species Reactivity:Human, mouse, rat Application:Western blot Western blotting (0.5-4 μg/ml). However, the optimal conditions should be determined individually. The antibody detects a 68 kDa mouse Lamin B1 on SDS-PAGE immunoblots. It also reacts in a lesser extent with human and rat samples. A ~40 kDa unknown band can also be detected in all human, mouse and rat samples.