Review Article

The Role of Inflammation in the Pathogenesis of Osteoarthritis

Table 2

Molecular changes in animal model of osteoarthritis.

Authors (year)Animal modelOsteoarthritis interventionSamplesFindings

Schmidli et al. (2018) [18]Dogs (): diseased group () and control group ()Diseased dogs with canine cruciate ligament disease usedInfrapatellar fat pad
Subcutaneous adipose tissue
Synovial fluid
↑ IL-1β, IL-6, IL-10, MMP-1, MMP-3, MMP-13, and TNF-α
↑ T cells, macrophages
Xu et al. (2015) [26]Male Sprague-Dawley (SD) rats (), aged 40–50 days: normal group () and 8-week group ()Meniscal/ligamentous injury (MLI) modeling in knee jointArticular cartilage↑ Sam68 expression
Jiang et al. (2017) [28]C57BL/6 mice ()ACLTKnee joints↑ BRD4, HMGB1, and p-p65
Qu et al. (2018) [30]Male C57BL/6 miceSurgically induced destabilization of medial meniscus (DMM)Knee joints↑ MMP-13, TNF-α, iNOS, ADAMTS-5, IL-6, COX-2, NF-κB2, and p-IκBα
Xia et al. (2016) [31]SD ratsMIA injection (0.5 mg) for 4 weeksBlood↑ miR-381a-3p, TNFα, COX-2, iNOS,IL-6, IL-8, and p-p65
↓ IκBα
Ding et al. (2019) [32]Male C57BL/6 mice ()Medial meniscal tear surgeryArticular cartilages of medial tibial plateau
Synovial fluid
↓ miR-93
↑ TNF-α, IL-1β, IL-6, TLR4, p-p65, and p-IκBα
Hu et al. (2016) [33]Male Wistar rats (MIA group, ; control, )Intra-articular MIA injection (5 mg/kg)Blood↑ P2X7R, TNF-α, IL-6, IL-1β, MMP-13, SP (substance P), and PGE2
↑ IKKα, IKKβ, IκBα, p65, and all of their phosphorylated forms
Li et al. (2018) [34]Female SD rats ()Intra-articular MIA injection (0.2 mg/rat) for 10 daysSynovial fibroblasts
Blood
↑ TNF-α, IL-1β, IL-17a, IL-8, MMP-3, MMP-9, VEGF, ADAMTS-4, p-PI3K, and p-AKT
Raghu et al. (2017) [63]C57BL/6J miceDestabilization of medial meniscus (DMM)Knee joints↑ CCL2, CCR2, MMP-13, MMP-6, and ADAMTS-4
Adler et al. (2017) [72]Mixed-breed dogs ()TGF-1β (1 or 10 ng/ml) with or without IL-1β (10 ng/ml)Stifle joints’ cartilage↑ MMP-3, iNOS, NO, COX-2, and PGE
↓ TIMP-2
Terauchi et al. (2016) [95]Male STR/OrtCrlj mice ()Articular cartilage with subchondral bone↑ Runx2 expression
Blaney Davidson et al. (2015) [97]CowTGF-β1 (1 and 10 ng/ml), IL-1β (1 or 10 ng/ml)Metacarpal joint’s cartilage↑ NGF
Alquraini et al. (2017) [110]Male Prg4+/+ and Prg4-/- micerhPRG4 (100 μg/ml), CD44 Ab (1.25 μg/ml), or combination of rhPRG4 and CD44 Ab for 48 hoursSynovial tissues↑ NF-κB p50 and p65 in Prg4-/- compared to Prg4+/+