HSF1 Antibody Host:Rabbit Antibody Type:Polyclonal Species Reactivity:Human, mouse Application:Western blot Western blotting (0.5-4 μg/ml). However, the optimal concentrations should be determined individually. The antibody recognizes 100-120 kDa band, corresponding to glycosylated HSF 1 in samples from human and mouse origins. Reactivity to other species has not been tested.