PMID- 35728947 OWN - NLM STAT- MEDLINE DCOM- 20220623 LR - 20220716 IS - 2332-7812 (Electronic) IS - 2332-7812 (Linking) VI - 9 IP - 4 DP - 2022 Jul TI - Immune Response and Safety of SARS-CoV-2 mRNA-1273 Vaccine in Patients With Myasthenia Gravis. LID - 10.1212/NXI.0000000000200002 [doi] LID - e200002 AB - BACKGROUND AND OBJECTIVES: Evidence regarding the safety and efficacy of messenger RNA (mRNA) vaccines in patients with myasthenia gravis (MG) after immunosuppressive therapies is scarce. Our aim is to determine whether the mRNA-1273 vaccine is safe and able to induce humoral and cellular responses in patients with MG. METHODS: We performed an observational, longitudinal, prospective study including 100 patients with MG of a referral center for MG in our country, conducted from April 2021 to November 2021 during the vaccination campaign. The mRNA-1273 vaccine was scheduled for all participants. Blood samples were collected before vaccination and 3 months after a second dose. Clinical changes in MG were measured using the MG activities of daily life score at baseline and 1 week after the first and second doses. A surveillance of all symptoms of coronavirus disease 2019 (COVID-19) was conducted throughout the study. Humoral and cellular immune responses after vaccination were assessed using a spike-antibody ELISA and interferon gamma release assay in plasma. The primary outcomes were clinically significant changes in MG symptoms after vaccination, adverse events (AEs), and seroconversion and T-cell immune response rates. RESULTS: Ninety-nine patients completed the full vaccination schedule, and 98 had 2 blood samples taken. A statistically significant worsening of symptoms was identified after the first and second doses of the mRNA-1273 vaccine, but this was not clinically relevant. Mild AEs occurred in 14 patients after the first dose and in 21 patients after the second dose. Eighty-seven patients developed a humoral response and 72 patients showed a T-cell response after vaccination. A combined therapy with prednisone and other immunosuppressive drugs correlated with a lower seroconversion ratio (OR = 5.97, 95% CI 1.46-24.09, p = 0.015) and a lower T-cell response ratio (OR = 2.83, 95% CI 1.13-7.13, p = 0.024). DISCUSSION: Our findings indicate that the mRNA vaccination against COVID-19 is safe in patients with MG and show no negative impact on the disease course. Patients achieved high humoral and cellular immune response levels. CLASSIFICATION OF EVIDENCE: This study provides Class IV evidence that patients with MG receiving the mRNA-1273 vaccine did not show clinical worsening after vaccination and that most of the patients achieved high cellular or immune response levels. CI - Copyright (c) 2022 The Author(s). Published by Wolters Kluwer Health, Inc. on behalf of the American Academy of Neurology. FAU - Reyes-Leiva, David AU - Reyes-Leiva D AUID- ORCID: 0000-0001-6983-7130 AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Lopez-Contreras, Joaquin AU - Lopez-Contreras J AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Moga, Esther AU - Moga E AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Pla-Junca, Francesc AU - Pla-Junca F AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Lynton-Pons, Elionor AU - Lynton-Pons E AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Rojas-Garcia, Ricardo AU - Rojas-Garcia R AUID- ORCID: 0000-0003-1411-5573 AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Turon-Sans, Janina AU - Turon-Sans J AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Querol, Luis AU - Querol L AUID- ORCID: 0000-0002-4289-8264 AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Olive, Montse AU - Olive M AUID- ORCID: 0000-0001-5727-0165 AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Alvarez-Velasco, Rodrigo AU - Alvarez-Velasco R AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Caballero-Avila, Marta AU - Caballero-Avila M AUID- ORCID: 0000-0001-9850-8504 AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Carbayo, Alvaro AU - Carbayo A AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Vesperinas-Castro, Ana AU - Vesperinas-Castro A AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Domingo, Pere AU - Domingo P AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Illa, Isabel AU - Illa I AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Gallardo, Eduard AU - Gallardo E AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. FAU - Cortes-Vicente, Elena AU - Cortes-Vicente E AD - From the Neuromuscular Diseases Unit (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.C.-V.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, "Departament de Medicina," Universitat Autonoma de Barcelona; Neuromuscular Diseases Lab (D.R.-L., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., A.V.-C., I.I., E.G., E.C.-V.), Institut de Recerca Hospital de la Santa Creu i Sant Pau (IIB-Sant Pau), Barcelona; Centro de Investigacion Biomedica en Red de Enfermedades Raras (CIBERER) (D.R.-L., F.P.-J., R.R.-G., J.T.-S., L.Q., M.O., R.A.-V., M.C.-A., A.C., I.I., E.G., E.C.-V.), Valencia; Unidad de Enfermedades Infecciosas (J.L.-C., P.D.), Servicio de Medicina Interna, Hospital de la Santa Creu i Sant Pau; and Department of Immunology (E.M., E.L.-P.), Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Universitat Autonoma de Barcelona, Spain. ecortes@santpau.cat. LA - eng PT - Journal Article PT - Observational Study PT - Research Support, Non-U.S. Gov't DEP - 20220621 PL - United States TA - Neurol Neuroimmunol Neuroinflamm JT - Neurology(R) neuroimmunology & neuroinflammation JID - 101636388 RN - 0 (Antibodies, Viral) RN - EPK39PL4R4 (2019-nCoV Vaccine mRNA-1273) SB - IM CIN - Neurol Neuroimmunol Neuroinflamm. 2022 Jun 21;9(4):. PMID: 35728948 MH - *2019-nCoV Vaccine mRNA-1273/adverse effects/immunology MH - Antibodies, Viral/blood MH - *COVID-19/prevention & control MH - Humans MH - Immunity, Cellular MH - Immunity, Humoral MH - Longitudinal Studies MH - *Myasthenia Gravis/complications MH - Prospective Studies MH - SARS-CoV-2 MH - T-Lymphocytes/immunology PMC - PMC9219516 EDAT- 2022/06/22 06:00 MHDA- 2022/06/24 06:00 PMCR- 2022/06/20 CRDT- 2022/06/21 21:45 PHST- 2022/01/27 00:00 [received] PHST- 2022/03/24 00:00 [accepted] PHST- 2022/06/21 21:45 [entrez] PHST- 2022/06/22 06:00 [pubmed] PHST- 2022/06/24 06:00 [medline] PHST- 2022/06/20 00:00 [pmc-release] AID - 9/4/e200002 [pii] AID - NXI-2022-200002 [pii] AID - 10.1212/NXI.0000000000200002 [doi] PST - epublish SO - Neurol Neuroimmunol Neuroinflamm. 2022 Jun 21;9(4):e200002. doi: 10.1212/NXI.0000000000200002. Print 2022 Jul.