Faecal lactoferrin is a useful biomarker for mucosal healing in patients with ulcerative colitis during granulocyte and monocyte adsorptive apheresis therapy.

T Sagawa ¹, S Kakizaki ¹, T Tomizawa ¹, T Nakayama ¹, H Tanaka ¹, H Tojima ¹, K Sato ¹, M Kusano ², S Okamura ³, M Yamada ¹,Colorectal Dis. 2016 Jul;18(7):696-702. 

The faecal lactoferrin level is a useful biomarker of the mucosal findings in ulcerative colitis. Although endoscopy is the gold standard, the faecal lactoferrin level can be used as a biomarker during GMA therapy in patients with ulcerative colitis.

https://pubmed.ncbi.nlm.nih.gov/26748553/