Aging Overview

Aging gene

Gene name: MIR99B
Aging type: Accelerate
Aging characteristic:
Tissue type: --
Cell name: Chondrocyte
Gene ID: 407056
Category: ncRNA
Phenotype: Osteoarthritis
Experimental category: L
PMID: 34031369
Experiment: Western blot
Description: We then explored the role of miR-99b-5p in OA development. Increased MMP13 and decreased COL2 were detected in mimics-treated chondrocytes, accompanied by enhanced senescence-related hallmarks P16, P21, and P53.


Regulatory relationship

Target gene: MFG-E8
Official symbol(s): MFG-E8
R-AG-Target gene: Downregulation
Subcategory: Unclear
Target gene experiment: Western blot
Target gene description: We found inhibited expression of MFG-E8 in cells treated with miR-99b-5p mimics and upregulated expression in cells treated with miR-99b-5p inhibitor.

Regulatory pathway: P65 NF-ΚB
R-AG-Pathway: Activation
Pathway experiment: Immunofluorescence//Western blot
Pathway description: We found that MFG-E8 treatment rescued the phosphorylation of p65 NF-κB signaling, while neutralizing MFG-E8 significantly enhanced p65 phosphorylation both in cartilage and in synovium post OA surgery. In vitro studies in murine primary chondrocytes and RAW264.7 cells con- firmed the suppressive effect of MFG-E8 in p65 NF-κB signaling.


Aging network

Annotation:

The green line represents Upregulation.

The purple line represents Downregulation.

The orange line represents Activation.

The yellow line represents Inhibition.

The gray line represents Unclear.



Pathway view

About risk SNP and eQTL

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