PDGFB — Platelet Derived Growth Factor Subunit B

Overview

flowchart TD
    PDGFB["PDGFB"] -->|"associated with"| Primary_Familial_Brain_Calcifi["Primary Familial Brain Calcification"]
    PDGFB["PDGFB"] -->|"causes"| Primary_Familial_Brain_Calcifi["Primary Familial Brain Calcification"]
    PDGFB["PDGFB"] -->|"causes"| Basal_Ganglia_Calcifications["Basal Ganglia Calcifications"]
    PDGFB["PDGFB"] -->|"risk factor for"| Fahr_s_Disease["Fahr's Disease"]
    PDGFB["PDGFB"] -->|"modulates"| neurovascular_unit["neurovascular unit"]
    PDGFB["PDGFB"] -->|"associated with"| Aging["Aging"]
    PDGFB["PDGFB"] -->|"associated with"| Ms["Ms"]
    PDGFB["PDGFB"] -->|"associated with"| Parkinson["Parkinson"]
    PDGFB["PDGFB"] -->|"associated with"| Als["Als"]
    PDGFB["PDGFB"] -->|"regulates"| Ms["Ms"]
    PDGFB["PDGFB"] -->|"inhibits"| Ms["Ms"]
    PDGFB["PDGFB"] -->|"expressed in"| Fibrosis["Fibrosis"]
    PDGFB["PDGFB"] -->|"expressed in"| Als["Als"]
    PDGFB["PDGFB"] -->|"activates"| Als["Als"]
    style PDGFB fill:#4fc3f7,stroke:#333,color:#000

Pdgfb — Platelet Derived Growth Factor Subunit B plays an important role in the study of neurodegenerative diseases. This page provides comprehensive information about this topic, including its mechanisms, significance in disease processes, and therapeutic implications.

Introduction

Pdgfb — Platelet Derived Growth Factor Subunit B is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes. ^{3(2018)2018 · PMID 29551643Open reference}

Function

PDGFB encodes the B chain of platelet-derived growth factor, which can form homodimers (PDGF-BB) or heterodimers (PDGF-AB) with the A chain. PDGF-BB signals through both PDGFRA and PDGFRB, making it a more potent mitogen. In the nervous system, PDGF-B is critical for development of blood vessels, pericytes, and mesangial cells. It also supports neuronal survival and oligodendrocyte precursor proliferation. PDGF-BB has been studied for its neuroprotective properties in Parkinson’s disease models and may promote repair in neurodegenerative conditions. Imbalanced PDGF signaling is implicated in various neurological disorders.

Expression

PDGFB is expressed in:

• Endothelial cells

• Platelets

• Brain (neurons, astrocytes)

• Smooth muscle cells

• Pericytes

Critical for vascular development and maintenance in the brain.

Disease Associations

Therapeutic Implications

Targeting PDGFB has therapeutic potential in neurodegenerative diseases through:

• Gene therapy approaches for loss-of-function variants

• Small molecule modulators of protein function

• Protein supplementation strategies

Key Publications

1. Heldin CH, et al. (2002). “PDGF in development and disease.” APMIS. ^{1CitationPMID 12076221Open reference}(https://pubmed.ncbi.nlm.nih.gov/12076221/)

2. Sakakibara A, et al. (2019). “PDGF in brain development.” Dev Growth Differ. ^{2(2019)2019 · PMID 31066147Open reference}(https://pubmed.ncbi.nlm.nih.gov/31066147/)

3. Peng J, et al. (2018). “PDGFB in Parkinson’s disease therapy.” Mol Ther. ^{3(2018)2018 · PMID 29551643Open reference}(https://pubmed.ncbi.nlm.nih.gov/29551643/)

4. Zhu W, et al. (2019). “PDGF and blood-brain barrier.” J Cereb Blood Flow Metab. ^{4(2019)2019 · PMID 31138066Open reference}(https://pubmed.ncbi.nlm.nih.gov/31138066/)

See Also

• Autophagy

• Axonal Transport

• Amyotrophic Lateral Sclerosis

• Alzheimer’s Disease

• Parkinson’s Disease

Overview

Pdgfb — Platelet Derived Growth Factor Subunit B plays an important role in the study of neurodegenerative diseases. This page provides comprehensive information about this topic, including its mechanisms, significance in disease processes, and therapeutic implications.

Background

The study of Pdgfb — Platelet Derived Growth Factor Subunit B has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.

Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.

External Links

• PubMed - Biomedical literature

• Alzheimer’s Disease Neuroimaging Initiative - Research data

• Allen Brain Atlas - Brain gene expression data