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MyoD1 (Rhabdomyosarcoma Marker)

The MyoD1 Antibody from GeneBioSolution is a high-quality antibody optimized for immunohistochemistry (IHC) on formalin-fixed, paraffin-embedded (FFPE) tissues). MyoD1 is a nuclear transcription factor belonging to the myogenic regulatory protein family, essential for skeletal muscle differentiation and development. This antibody provides sensitive and specific nuclear staining of MyoD1 in tumor and muscle tissues, with minimal background. It is widely used in diagnostic pathology as a rhabdomyosarcoma marker, particularly for confirming embryonal and alveolar rhabdomyosarcoma, while showing limited or no reactivity in non-skeletal muscle tumors. In diagnostic practice, MyoD1 is often employed alongside Desmin, Myogenin, and Myoglobin in IHC panels to confirm skeletal muscle lineage. Its high sensitivity and specificity make it a reliable biomarker for differentiating rhabdomyosarcoma from morphologically similar soft tissue tumors. Beyond pathology, MyoD1 is an important marker in muscle biology research, supporting studies on myogenesis, muscle regeneration, and transcriptional regulation in muscle cells. All GeneBioSolution antibodies undergo rigorous validation and quality control, ensuring lot-to-lot consistency, strong nuclear staining, and reproducible results across manual and automated IHC systems.

Specifications

Species

Rabbit

Immunogen

Recombinant mouse MyoD1 protein

Clone

5.8A

Isotype

IgG1, kappa

Species Reactivity

Human, Mouse, Rat, and Chicken. Others not known.

Positive Control

Rhabdomyosarcoma

Specificity

Recognizes a phosphor-protein of 45kDa, identified as MyoD1. The epitope of this antibody maps between amino acids 180-189 in the C-terminal region of the mouse MyoD1 protein.

Cellular Localization

Nucleus

Ordering Information

Format:

Volume:

  • Classification
  • RUO
  • Catalogue Number
  • G0231RP