Janet Chou

Janet Chou, MD

Instructor in Pediatrics, Harvard Medical School

  • Contact: 617-355-6117

  • Fax: 617-730-0310

Medical Services


  • Primary Immunodeficiencies
  • Food Allergy
  • Asthma
  • Allergy Immunology
  • Immunodeficiency
  • Drug Allergy
  • Immunotherapy
  • Allergic Rhinitis
  • Anaphylaxis
  • Recurrent Infections


  • Allergy Immunology
  • Medicine


  • Immunology Program
  • Primary Immunodeficiency Disorders Program
To schedule an appointment: Call 617-355-6117 or Request an Appointment

Experience and Education


Undergraduate School

Harvard University,

Boston, MA

Medical School

Harvard Medical School,

Boston, MA


Boston Children's Hospital,

Boston, MA


Boston Children's Hospital,

Boston, MA

Fellowship, Allergy and Immunology

Boston Children's Hospital,

Boston, MA


  • Pediatrics, Allergy/Immunology


Publications powered by Harvard Catalyst Profiles
  1. Yee CS, Massaad MJ, Bainter W, Ohsumi TK, Föger N, Chan AC, Akarsu NA, Aytekin C, Ayvaz DÇ, Tezcan I, Sanal Ö, Geha RS, Chou J. Recurrent viral infections associated with a homozygous CORO1A mutation that disrupts oligomerization and cytoskeletal association. J Allergy Clin Immunol. 2016 Mar; 137(3):879-88.e2.
  2. Walter JE, Rosen LB, Csomos K, Rosenberg JM, Mathew D, Keszei M, Ujhazi B, Chen K, Lee YN, Tirosh I, Dobbs K, Al-Herz W, Cowan MJ, Puck J, Bleesing JJ, Grimley MS, Malech H, De Ravin SS, Gennery AR, Abraham RS, Joshi AY, Boyce TG, Butte MJ, Nadeau KC, Balboni I, Sullivan KE, Akhter J, Adeli M, El-Feky RA, El-Ghoneimy DH, Dbaibo G, Wakim R, Azzari C, Palma P, Cancrini C, Capuder K, Condino-Neto A, Costa-Carvalho BT, Oliveira JB, Roifman C, Buchbinder D, Kumanovics A, Franco JL, Niehues T, Schuetz C, Kuijpers T, Yee C, Chou J, Masaad MJ, Geha R, Uzel G, Gelman R, Holland SM, Recher M, Utz PJ, Browne SK, Notarangelo LD. Broad-spectrum antibodies against self-antigens and cytokines in RAG deficiency. J Clin Invest. 2015 Nov 2; 125(11):4135-48.
  3. Sobh A, Crestani E, Cangemi B, Kane J, Chou J, Pai SY, Notarangelo LD, Al-Herz W, Geha RS, Massaad MJ. Autoimmune lymphoproliferative syndrome caused by a homozygous FasL mutation that disrupts FasL assembly. J Allergy Clin Immunol. 2016 Jan; 137(1):324-7.
  4. Crestani E, Volpi S, Candotti F, Giliani S, Notarangelo LD, Chu J, Aldave Becerra JC, Buchbinder D, Chou J, Geha RS, Kanariou M, King A, Mazza C, Moratto D, Sokolic R, Garabedian E, Porta F, Putti MC, Wakim RH, Tsitsikov E, Pai SY, Notarangelo LD. Broad spectrum of autoantibodies in patients with Wiskott-Aldrich syndrome and X-linked thrombocytopenia. J Allergy Clin Immunol. 2015 Nov; 136(5):1401-4.e1-3.
  5. Chou J, Hsu JT, Bainter W, Al-Attiyah R, Al-Herz W, Geha RS. A novel mutation in NCF2 associated with autoimmune disease and a solitary late-onset infection. Clin Immunol. 2015 Dec; 161(2):128-30.
  6. Dobbs K, Domínguez Conde C, Zhang SY, Parolini S, Audry M, Chou J, Haapaniemi E, Keles S, Bilic I, Okada S, Massaad MJ, Rounioja S, Alwahadneh AM, Serwas NK, Capuder K, Çiftçi E, Felgentreff K, Ohsumi TK, Pedergnana V, Boisson B, Haskologlu S, Ensari A, Schuster M, Moretta A, Itan Y, Patrizi O, Rozenberg F, Lebon P, Saarela J, Knip M, Petrovski S, Goldstein DB, Parrott RE, Savas B, Schambach A, Tabellini G, Bock C, Chatila TA, Comeau AM, Geha RS, Abel L, Buckley RH, Ikinciogullari A, Al-Herz W, Helminen M, Dogu F, Casanova JL, Boztug K, Notarangelo LD. Inherited DOCK2 Deficiency in Patients with Early-Onset Invasive Infections. N Engl J Med. 2015 Jun 18; 372(25):2409-22.
  7. Chou J, Badran YR, Yee CS, Bainter W, Ohsumi TK, Al-Hammadi S, Pai SY, Feske S, Geha RS. A novel mutation in ORAI1 presenting with combined immunodeficiency and residual T-cell function. J Allergy Clin Immunol. 2015 Aug; 136(2):479-82.e1.
  8. Chou J, Massaad MJ, Cangemi B, Bainter W, Platt C, Badran YR, Raphael BP, Kamin DS, Goldsmith JD, Pai SY, Al-Herz W, Geha RS. A novel mutation in ICOS presenting as hypogammaglobulinemia with susceptibility to opportunistic pathogens. J Allergy Clin Immunol. 2015 Sep; 136(3):794-797.e1.
  9. Charbonnier LM, Janssen E, Chou J, Ohsumi TK, Keles S, Hsu JT, Massaad MJ, Garcia-Lloret M, Hanna-Wakim R, Dbaibo G, Alangari AA, Alsultan A, Al-Zahrani D, Geha RS, Chatila TA. Regulatory T-cell deficiency and immune dysregulation, polyendocrinopathy, enteropathy, X-linked-like disorder caused by loss-of-function mutations in LRBA. J Allergy Clin Immunol. 2015 Jan; 135(1):217-27.
  10. Gupta M, Shah AS, Vergilio JA, Chou J, Elliott A. Orbital follicular hyperplasia in common variable immune deficiency syndrome. Ophthal Plast Reconstr Surg. 2013 Nov-Dec; 29(6):e160-2.
  11. Show all
  12. Jabara HH, Ohsumi T, Chou J, Massaad MJ, Benson H, Megarbane A, Chouery E, Mikhael R, Gorka O, Gewies A, Portales P, Nakayama T, Hosokawa H, Revy P, Herrod H, Le Deist F, Lefranc G, Ruland J, Geha RS. A homozygous mucosa-associated lymphoid tissue 1 (MALT1) mutation in a family with combined immunodeficiency. J Allergy Clin Immunol. 2013 Jul; 132(1):151-8.
  13. Mizesko MC, Banerjee PP, Monaco-Shawver L, Mace EM, Bernal WE, Sawalle-Belohradsky J, Belohradsky BH, Heinz V, Freeman AF, Sullivan KE, Holland SM, Torgerson TR, Al-Herz W, Chou J, Hanson IC, Albert MH, Geha RS, Renner ED, Orange JS. Defective actin accumulation impairs human natural killer cell function in patients with dedicator of cytokinesis 8 deficiency. J Allergy Clin Immunol. 2013 Mar; 131(3):840-8.
  14. Chou J, Ohsumi TK, Geha RS. Use of whole exome and genome sequencing in the identification of genetic causes of primary immunodeficiencies. Curr Opin Allergy Clin Immunol. 2012 Dec; 12(6):623-8.
  15. Chou J, Hanna-Wakim R, Tirosh I, Kane J, Fraulino D, Lee YN, Ghanem S, Mahfouz I, Mégarbané A, Lefranc G, Inati A, Dbaibo G, Giliani S, Notarangelo LD, Geha RS, Massaad MJ. A novel homozygous mutation in recombination activating gene 2 in 2 relatives with different clinical phenotypes: Omenn syndrome and hyper-IgM syndrome. J Allergy Clin Immunol. 2012 Dec; 130(6):1414-6.
  16. Chou JS, LeBovidge J, Timmons K, Elverson W, Morrill J, Schneider LC. Predictors of clinical success in a multidisciplinary model of atopic dermatitis treatment. Allergy Asthma Proc. 2011 Sep-Oct; 32(5):377-83.
  17. Borzutzky A, Fried A, Chou J, Bonilla FA, Kim S, Dedeoglu F. NOD2-associated diseases: Bridging innate immunity and autoinflammation. Clin Immunol. 2010 Mar; 134(3):251-61.
  18. Gross PL, Furie BC, Merrill-Skoloff G, Chou J, Furie B. Leukocyte-versus microparticle-mediated tissue factor transfer during arteriolar thrombus development. J Leukoc Biol. 2005 Dec; 78(6):1318-26.
  19. Chou J, Mackman N, Merrill-Skoloff G, Pedersen B, Furie BC, Furie B. Hematopoietic cell-derived microparticle tissue factor contributes to fibrin formation during thrombus propagation. Blood. 2004 Nov 15; 104(10):3190-7.
  20. Falati S, Liu Q, Gross P, Merrill-Skoloff G, Chou J, Vandendries E, Celi A, Croce K, Furie BC, Furie B. Accumulation of tissue factor into developing thrombi in vivo is dependent upon microparticle P-selectin glycoprotein ligand 1 and platelet P-selectin. J Exp Med. 2003 Jun 2; 197(11):1585-98.
  21. Flanagan LA, Chou J, Falet H, Neujahr R, Hartwig JH, Stossel TP. Filamin A, the Arp2/3 complex, and the morphology and function of cortical actin filaments in human melanoma cells. J Cell Biol. 2001 Nov 12; 155(4):511-7.
  22. Azim AC, Barkalow K, Chou J, Hartwig JH. Activation of the small GTPases, rac and cdc42, after ligation of the platelet PAR-1 receptor. Blood. 2000 Feb 1; 95(3):959-64.
To schedule an appointment: Call 617-355-6117 or Request an Appointment


We are grateful to have been ranked #1 on U.S. News & World Report's list of the best children's hospitals in the nation for the third year in a row, an honor we could not have achieved without the patients and families who inspire us to do our very best for them. Thanks to you, Boston Children's is a place where we can write the greatest children's stories ever told.”
- Sandra L. Fenwick, President and CEO

Boston Children's Hospital 300 Longwood Avenue, Boston, MA 02115 617-355-6000 | 800-355-7944