daf-4 Antibody

Key Research Findings on DAF-4 in C. elegans

While direct data on DAF-4 antibodies are absent, studies highlight DAF-4's functional partnerships:

• Role in Sensory Compartment Formation: DAF-4 interacts with DYF-4, a secreted glial protein, to regulate sensory channel formation and neurite extension in C. elegans .

• Developmental Signaling: DAF-4 acts as a type II BMP receptor, partnering with DAF-1 (type I receptor) to mediate TGF-β signaling pathways that control dauer formation and body size .

Table 1: Functional Roles of DAF-4 in C. elegans

Antibodies Targeting Human DAF (CD55)

The search results extensively describe antibodies against human DAF/CD55, a complement regulatory protein. These antibodies are critical for research and clinical applications:

Functional Insights from DAF/CD55 Antibody Studies

Human DAF/CD55 antibodies have revealed critical roles in immune regulation:

• Complement Inhibition: DAF accelerates decay of C3/C5 convertases (C4b2a, C3bBb) and prevents membrane attack complex formation .

• Autoimmunity Modulation: Reduced DAF expression correlates with systemic lupus erythematosus (SLE) and myasthenia gravis (MG) .

• Therapeutic Potential: Engineered scFv-DAF fusion proteins inhibit complement deposition in MG models, protecting acetylcholine receptors .

Research Gaps and Future Directions

• DAF-4 Antibody Development: No C. elegans-specific DAF-4 antibodies are reported; future work could address this gap for developmental studies.

• Clinical Translation: Human DAF antibodies show promise in autoimmune therapy but require optimization for reduced immunogenicity .