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. Author manuscript; available in PMC: 2016 Apr 1.
Published in final edited form as: Ann Biomed Eng. 2014 Sep 30;43(4):917–928. doi: 10.1007/s10439-014-1137-y

Table III.

Tendon Immunohistochemistry (Col II and Col III)

Tendo
n
Gro
up
Regi
on
Col II Col III
2 weeks 4 weeks 8 weeks 2 weeks 4
weeks
8 weeks
Biceps SD INS 2 (1–3) 0(0–0) 0(0–1) 1.5 (1–2) 1(1–2) 2(2–2)
OV 2 (1.5–2) 1(1–2) 1.5(0.75–
2)
0 (0–0.5) 2(1–2) 2(2–2.25)
SD +
OV
1 (1–1) 1(0–1) 0(0–0.25) 0 (0–0.5)* 1(1–1) 2(1–2)
SD INT
RA
2 (2–3) 0(0–0) 1(0–1) 2 (2–2) 1(1–1) 2(1–2)
OV 1 (0.5–
1.5)
1(1–1.5) 1(0.75–
1.25)
0 (0–0.5) 1(1–2) 3(2.75–3)
SD +
OV
1 (0.75–
1)
1(1–2) 0(0–1) 0 (0–0) 1(1–1) 2(1–2)
SD PRO
X
1 (1–3) 0(0–0) 1(1–2) 1(1–1.25) 1(1–2) 2(2–2)
OV 2 (1–2) 1(1–2) 1(0.75–
1.5)
1(0.5–1) 0(0–1) 2(2–2.25)
SD +
OV
0.5 (0–1) 1(1–1)* 0(0–1) 0(0–0.5) 1(1–1) 1(1–1)+,**
SD DIS 1 (1–2) 1(0–1) 1(0–1) 0(0–0) 1(1–2) 1(0.75–
1.25)
OV 1 (1–1) 1(1–1) 0(0–0.5) 0(0–0.5) 0(0–1) 1.5(0.75–
2.25)
SD +
OV
1 (0.5–
1.5)
1.5(0.75–
2)
1(1–1) 0(0–0.5) 1(0–1) 1(1–1)
Supra SD INS 1 (1–2) 1(1–2) 2(1–3) 0(0–0) 2(1–2) 2(2–2)
OV 2 (1.5–
2.5)
2(1–3) 1(0.5–1) 0.5(0–1.25) 0(0–
0.25)
3(2–3)
SD +
OV
1 (1–1.5) 0(0–1) 1(0–2) 0(0–0) 0(0–1)* 2(2–2)
SD MID 1 (1–1) 1(0–1) 1(1–2) 1(0.75–
1.25)
1(1–2) 2(2–2)
OV 1 (1–1) 1(1–1) 1(0.5–1.5) 0.5(0–1) 0(0–1) 1(1–1.5)
SD +
OV
1 (1–1) 0(0–0) 0(0–0.5) 0.5(0.25–
0.75)
0(0–0)* 2(1–2)

At 4 weeks, collagen II staining was increased at the biceps proximal groove (PROX) in the SD + OV group compared to SD. Collagen III staining was decreased at the supraspinatus insertion (INS) and mid-substance (MID) in the SD + OV group compared to SD. At 8 weeks, collagen III staining was decreased at the biceps proximal groove in the SD + OV group compared to OV, with a similar trend compared to SD. Data is shown as median and interquartile range (p<0.025, (SD vs. SD + OV*), (OV vs. SD + OV**), p<0.05 (SD vs. SD+OV+)).