Recombinant Human Oligodendrocyte Specific Protein (Fc Chimera)

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Oligodendrocyte Specific Protein also known as O4 or O4 protein is an important marker for oligodendrocytes. This protein has a mass of approximately 24 kDa. Predominantly it is expressed in the central nervous system (CNS) specifically in oligodendrocyte precursor cells (OPCs) and mature oligodendrocytes. Its presence marks the differentiation stage of oligodendrocytes serving as an indicator of their development and maturation.

Biological function summary

The oligodendrocyte marker O4 plays a significant role in the myelination process supporting the formation of the myelin sheath around neurons. O4 does not act as part of a complex but is essential in the identification of oligodendrocyte lineage cells. During development it signals the transition of OPCs into mature myelinating oligodendrocytes which are necessary for effective neuronal signal transmission in the CNS.

Pathways

Oligodendrocyte marker O4 influences critical processes in the nervous system namely the myelination pathway. It interacts with various proteins including myelin basic protein (MBP) involved in the formation and maintenance of the myelin sheath. The presence of O4 marks the progression along the oligodendrocyte lineage and fits within the larger framework of CNS development and repair indicating a healthy state of neuronal insulation.

Disruptions involving the oligodendrocyte marker O4 can relate to multiple sclerosis (MS) and leukodystrophies. These conditions arise from demyelination or abnormal myelination respectively. O4 in association with other proteins like MBP and proteolipid protein (PLP) can serve as a biomarker for disease activity and progression. Its expression levels may assist in the research and diagnosis of demyelinating diseases.