LGALS3 and rheumatoid arthritis: Plasma galectin-3 was greater in older (age greater than 55) persons with RA (n = 24; 8.80 ± 3.5 (standard deviation) ng/mL) than age-, gender-, and BMI-matched healthy controls (n = 12; 6.89 ± 1.9 ng/mL; P = 0.042; Fig. 1).