Table 2.

List of primary antibodies used

α-SMA	A2547 Sigma Aldrich 1:1,000 (IHC)
β-Actin	A5316 Sigma Aldrich 1:2,000 (IB)
BMPR2	MA5-15826 Thermo Fisher 1:200 (IHC)
BMPR2	612292 BD Laboratories 1:1,000 (IB)
GAPDH	LifeSpan BioSciences (Seattle, WA) (IB 1:500)
ID1	GTX5326 GeneTex 1:1,000 (IB)
P-STAT-3	ab76315 Abcam 1:5,000 (IB)
P-SMAD 1/5/8	9511S Cell Signaling 1:1,000 (IB)
P-SMAD 2/3	8828S Cell Signaling 1:1,000 (IB)
SMAD 2/3	8685S Cell Signaling 1:1,000 (IB)
STAT3	ab5073 Abcam 1:2,000 (IB)

IHC, immunohistochemistry; IB, immunoblot.