Table 1.

Comparison of Significant Immunological Findings between Individuals with HαT, IBS, Crohn’s Disease and Non-IBD controls in the Small Bowel Lamina Propria

	Normal	IBS	Quiescent Crohn’s Disease	Active Crohn’s Disease	HαT
Mast Cells	≤ 15.0/HPF [22]	≤25/HPF [32]	≤12.0/HPF [33]	≥55/HPF [34]	≥40/HPF*≥30.0/HPF [22]
Double Negative (DN) T Cells	1 – 5% of total T cells [35]	Data not available for this condition	11.44% of total T cells *	4-8% of total T cells [35]	23.1% of total T cells *
CD27+ IgM− Memory B Cells	0.4 – 2% of total B cells (In range with [36])	Data not available for this condition	1.18% of total B cells (In range with [36])	No differences between Quiescent and Active CD [36]	11.51% of total B cells *

^*These data are original to this manuscript.