A proteoglycan involved in joint surface lubrication and encoded by the PRG4 gene. Altered expression occurs in some forms of ARTHRITIS.
Proteoglycan 4 has been studied across 16 research domains including 🦴 Bone & Joint, 🔬 Oncology, 🔬 Inflammation, ✨ Skin & Hair, 🛡️ Immunity. The primary research focus is 🦴 Bone & Joint with 32% of studies addressing this area.
This evidence profile for Proteoglycan 4 is generated deterministically from 300 PubMed-indexed studies. All data is corpus-verified with Merkle proofs. BiohacksAI does not provide medical advice. Always consult a healthcare professional before starting any supplement regimen.
Data source: PubMed/MEDLINE (NLM). Corpus version: current. Patent pending (EVE-PAT-2026-001). © 2026 Organiq Sweden AB.