There was a significant difference in RT-PCR results between GBS and controls for AKR1B10, wingless-type MMTV integration site family member 3 (WNT3), angiopoietin 1 (ANGPT1), serpina 3 (SERP3), and MMP1 (all p<0.05). Here, ANGPT1 is linked to Guillain-Barre syndrome.