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Bethyl Laboratories

Bethyl - High quality antibodies made in-house

Bethyl Laboratories, Inc. supports science through its qualified antibody products and custom antibody services. Since its founding in 1972, Bethyl has manufactured all of its antibodies on-site to exacting standards with in-house validation by Bethyl’s team of scientists. Currently, Bethyl’s portfolio consists of over 9'500 catalog products, with antibodies raised against immunoglobulins from over 25 species.

Product offering

  • Mono- and polyclonal antibodies
  • Primary and secondary antibodies
  • Epitope tag antibodies
  • Serum protein antibodies
  • Purified immunoglobulins
  • ELISA kits and accessories
  • Reference serum (normal pig serum)

Manufacture, validation and quality statement

  • Antigen-specific affinity chromatography purification with proprietary methods
  • Enhanced antibody specificity through boosting of the ohst over many weeks
  • Antibody validation by reciprocal immunoprecipitation and western blot detecting the endogenous protein
  • Lot-to-lot consistency by side-by-side comparison of the previous lots and new lots
  • End-to-end control of the entire product lifecycle
  • Every Bethyl product ships with a 100% guarantee

Featuring: Immuno-oncology targets

Detection of human PD-L1 (red) and Lamin-A/C (green) in FFPE lung carcinoma by IHC-IF.Antibody: Rabbit anti-PD-L1 recombinant monoclonal [BLR020E] (A700-020) and rabbit anti-Lamin-A/C (A303-430A). Secondary: DyLight® 594-conjugated goat anti-rabbit IgG (A120-201D4) and DyLight® 488-conjugated goat anti-rabbit IgG (A120-201D2). Counterstain: DAPI (blue).

Detection of human CD4 in FFPE appendix by IHC. Antibody: Rabbit anti-CD4 recombinant monoclonal [BL-155-1C11] (A700-015). Secondary: HRP-conjugated goat anti-rabbit IgG (A120-501P). Substrate: DAB

Select products

Cat-No.TargetReactivitiesApplications# of AbsAbVantage™ Pack
A700-020 PD-L1*HumanWB, IP, IHC, ICC, IHC-IF, ICC-IF1
VariousmTORHuman, MouseWB, IP, ICC, PLA7Yes
A700-015CD4*HumanWB, IP, IHC1 
A500-021ACD8HumanIHC-P, F1 

All antibodies are antigen affinity purified.
*Recombinant rabbit monoclonal antibody available