Clone HHF35 has been reported to be a mouse monoclonal antibody specific to the human gene, ACTA1, or Actin alpha 1, skeletal muscle. Other suppliers describe clone HHF35 to be a mouse monoclonal antibody against human ACTA2, or actin alpha 2, smooth muscle. Indicated applications for antibody clone HHF35 include Western blot, immunohistochemistry, flow cytometry, immunofluorescence, ELISA, immunocytochemistry, and immunoprecipitation.