Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Serum levels of active TGF-β1 in healthy controls (HC), systemic sclerosis (SSc) patients, diffuse cutaneous systemic sclerosis (dSSc) patients, and limited cutaneous systemic sclerosis (lSSc) patients. Short horizontal bars represent median. ∗∗ p = 0.001, ∗∗∗ p < 0.0001, and ns = not significant.
