AUTHOR=Roppelt Anna , Markina Ulyana , Beloglazova Irina , Parshin Vasily , Kanner Dmitry , Pershin Dmitry , Fadeeva Mariia , Raykina Elena , Aleksenko Maxim , Karaulov Alexander , Lysenko Mariana , Fomina Daria TITLE=Case report: JAK inhibitor treatment of immune dysregulation symptoms in a patient with PTPN2 deficiency JOURNAL=Frontiers in Immunology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2024.1523256 DOI=10.3389/fimmu.2024.1523256 ISSN=1664-3224