Absence of functional fetal regulatory T cells in humans causes in utero organ-specific autoimmunity.

Allenspach, Eric J; Finn, Laura S; Rendi, Mara H; Eken, Ahmet; Singh, Akhilesh K; Oukka, Mohamed; Taylor, Sean D; Altman, Matthew C et al. · J Allergy Clin Immunol · 2017

case_report · Level V

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Abstract

Regulatory T cells play a critical role in preventing fetal organ-specific autoimmunity in humans. Autopsies of neonatal IPEX patients shortly after birth demonstrate chronic exocrine-dominant pancreatitis with tertiary lymphoid structures containing expanded oligoclonal T/B lymphocytes.

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