C-FOS [pT325] PAb hu, ms (rt) (Invitrogen); Unconjugated Polyclonal antibody specific to Human, Mouse, (Rat) c-Fos [pT325]. This antibody is validated for use in Western Blot. Anti-c-Fos [pT325] recognizes the expressed product of the FOS gene. Catalog number 44281G is same antibody as former catalog number 44281. 44281G contains 50% glycerol, which improves the stability and longevity of this antibody.