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Rabbit Polyclonal to Mycobacterium tuberculosis antigen Tb10.3

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The Mycobacterium tuberculosis antigen Tb10.3, also known as EsxR, ESAT-6 like protein 9 (ES6_9), or Rv3019c, is an almost uncharacterized conserved bacterial protein.


The rabbit polyclonal antibody to Tb10.3 reacts with Mycobacterium tuberculosis protein Tb10.3 (EsxR).

Regulatory Status


Recombinant Mycobacterium tuberculosis Tb10.3 produced in E. coli

Species Reactivity:

  • Mycobacterium tuberculosis

Negative Species:


  • Western Blotting
Usage note:
Indicated dilutions are recommended starting points for use of this product. Working concentrations should be determined by the investigator.

General references

  • *Billeskov R, Vingsbo-Lundberg C, Andersen P, Dietrich J: Induction of CD8 T cells against a novel epitope in TB10.4: correlation with mycobacterial virulence and the presence of a functional region of difference-1. J Immunol. 2007 Sep 15;179(6):3973-81. [Abstract] [Full Text]
  • *Skjøt RL, Brock I, Arend SM, Munk ME, Theisen M, Ottenhoff TH, Andersen P: Epitope mapping of the immunodominant antigen TB10.4 and the two homologous proteins TB10.3 and TB12.9, which constitute a subfamily of the esat-6 gene family. Infect Immun. 2002 Oct;70(10):5446-53. [Abstract] [Full Text]
  • For research use only. Not for drug, diagnostic or other use.

    Example Data

    Fig. 1

    Fig. 1. Western blotting analysis of polyclonal anti-Mycobacterium tuberculosis antigen Tb10.3.
    A) cell lysate of non-transfected E. coli
    B) cell lysate of Tb10.3-transfected E. coli

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