Table 2.

Top 10 proteins with the highest intensity in the DDA analysis in articular cartilage and meniscus

Rank	Articular cartilage		Meniscus
	Protein	Mean abundance top 3 peptides	Protein	Mean abundance top 3 peptides
1	Aggrecan core protein	1.47 × 1010	Serum albumin	2.17 × 1010
2	Cartilage oligomeric matrix protein	1.3 × 1010	Decorin	1.37 × 1010
3	Decorin	1.27 × 1010	Prolargin	1.35 × 1010
4	Serum albumin	8.7 × 109	Cartilage oligomeric matrix protein	1.12 × 1010
5	Prolargin	7.83 × 109	Mimecan	8.27 × 109
6	Fibronectin	7.33 × 109	Biglycan	5.63 × 109
7	Fibromodulin	6.53 × 109	Lumican	5.3 × 109
8	Biglycan	5.4 × 109	Fibromodulin	5.1 × 109
9	Cartilage intermediate layer protein 1	4.47 × 109	Hemoglobin subunit beta	3.43 × 109
10	Mimecan	3.6 × 109	Clusterin	3.27 × 109