Related Experiment Video
Updated: Jun 17, 2026

Identification of MyoD Interactome Using Tandem Affinity Purification Coupled to Mass Spectrometry
Published on: May 17, 2016
Carbon metabolism-mediated myogenic differentiation
Abigail L Bracha1, Arvind Ramanathan, Sui Huang
1[1] Vascular Biology Program, Department of Pathology and Department of Surgery, Children's Hospital and Harvard Medical School, Boston, Massachusetts, USA. [2] These authors contributed equally to this work.
Metabolic enzymes like phosphoglycerate kinase (Pgk1) are key to cell differentiation. Targeting Pgk1, hexose-6-phosphate dehydrogenase (H6pd), and ATP citrate lyase (Acl) promotes myoblast differentiation, offering new therapeutic targets.
Area of Science:
- Biochemistry
- Cell Biology
- Metabolic Regulation
Background:
- The intricate relationship between cellular metabolism and differentiation processes remains incompletely elucidated.
- Understanding metabolic control is crucial for cellular development and disease pathology.
Purpose of the Study:
- To investigate the role of metabolic enzymes in regulating cellular differentiation.
- To identify novel molecular targets for controlling myogenic differentiation.
Main Methods:
- RNA interference (RNAi) screening was employed to identify key genes.
- Metabolic profiling was utilized to analyze cellular metabolic states.
- Small-molecule probes were used to investigate pathway functions.
Main Results:
- Knockdown of phosphoglycerate kinase (Pgk1), hexose-6-phosphate dehydrogenase (H6pd), and ATP citrate lyase (Acl) induced differentiation in mouse C2C12 myoblasts.
- This differentiation occurred independently of mitogenic signals.
- The identified enzymes and their regulated pathways are critical for myogenic differentiation.
Conclusions:
- Specific metabolic enzymes play a significant role in regulating cellular differentiation.
- Targeting Pgk1, H6pd, and Acl presents a promising strategy for controlling myoblast and rhabdomyosarcoma cell differentiation.
More Related Videos
Related Concept Videos
Formation of Muscle Fibers from Myoblasts
Muscle progenitor cells (MPCs) are formed from the myotomes. MPCs express genes that encode the transcription factors Pax3 and Pax7. Along with Pax 3/7, other transcription factors...
Master Transcription Regulators
Regulation of Metabolism
Satellite Stem Cells and Muscular Dystrophy

