Granulocytapheresis in steroid-dependent and steroid-resistant patients with inflammatory bowel disease: A prospective observational study.

Rodolfo Sacco ¹, Antonio Romano, Alessandro Mazzoni, Marco Bertini, Graziana Federici, Salvatore Metrangolo, Giuseppe Parisi, Cecilia Nencini, Celeste Giampietro, Michele Bertoni, Emanuele Tumino, Fabrizio Scatena, Giampaolo Bresci, J Crohns Colitis. 2013 Dec;7(12):e692-7

GCAP therapy is safe and effective in inducing and maintaining clinical remission both in SD and in SR patients affected by either UC or CD.

https://pubmed.ncbi.nlm.nih.gov/23870727/