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Barker-Tejeda TC, Zubeldia-Varela E, Macías-Camero A, Alonso L, Martín-Antoniano IA, Rey-Stolle MF, Mera-Berriatua L, Bazire R, Cabrera-Freitag P, Shanmuganathan M, Britz-McKibbin P, Ubeda C, Francino MP, Barber D, Ibáñez-Sandín MD, Barbas C, Pérez-Gordo M, Villaseñor A. Comparative characterization of the infant gut microbiome and their maternal lineage by a multi-omics approach. Nat Commun 2024; 15:3004. [PMID: 38589361 PMCID: PMC11001937 DOI: 10.1038/s41467-024-47182-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/29/2023] [Accepted: 03/22/2024] [Indexed: 04/10/2024] Open
Abstract
The human gut microbiome establishes and matures during infancy, and dysregulation at this stage may lead to pathologies later in life. We conducted a multi-omics study comprising three generations of family members to investigate the early development of the gut microbiota. Fecal samples from 200 individuals, including infants (0-12 months old; 55% females, 45% males) and their respective mothers and grandmothers, were analyzed using two independent metabolomics platforms and metagenomics. For metabolomics, gas chromatography and capillary electrophoresis coupled to mass spectrometry were applied. For metagenomics, both 16S rRNA gene and shotgun sequencing were performed. Here we show that infants greatly vary from their elders in fecal microbiota populations, function, and metabolome. Infants have a less diverse microbiota than adults and present differences in several metabolite classes, such as short- and branched-chain fatty acids, which are associated with shifts in bacterial populations. These findings provide innovative biochemical insights into the shaping of the gut microbiome within the same generational line that could be beneficial in improving childhood health outcomes.
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Affiliation(s)
- Tomás Clive Barker-Tejeda
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
| | - Elisa Zubeldia-Varela
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
| | - Andrea Macías-Camero
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
| | - Lola Alonso
- Genetic and Molecular Epidemiology Group, Spanish National Cancer Research Centre (CNIO), Madrid, Spain
| | - Isabel Adoración Martín-Antoniano
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
- Genetic and Molecular Epidemiology Group, Spanish National Cancer Research Centre (CNIO), Madrid, Spain
- Instituto de Estudios de las Adicciones IEA-CEU, Universidad San Pablo-CEU, CEU Universities, Madrid, Spain
| | - María Fernanda Rey-Stolle
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
| | - Leticia Mera-Berriatua
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
| | - Raphaëlle Bazire
- Department of Allergy, Hospital Infantil Niño Jesús, Fib-HNJ, Madrid, Spain
- Instituto de Investigación Sanitaria-La Princesa, Madrid, Spain
| | - Paula Cabrera-Freitag
- Pedriatic Allergy Unit, Allergy Service, Hospital General Universitario Gregorio Marañón, and Gregorio Marañón Health Research Institute, Madrid, Spain
| | - Meera Shanmuganathan
- Department of Chemistry and Chemical Biology, McMaster University, Hamilton, ON, Canada
| | - Philip Britz-McKibbin
- Department of Chemistry and Chemical Biology, McMaster University, Hamilton, ON, Canada
| | - Carles Ubeda
- Fundació per al Foment de la Investigació Sanitària i Biomèdica de la Comunitat Valenciana (FISABIO), Valencia, Spain
- CIBER en Epidemiología y Salud Pública, Madrid, Spain
| | - M Pilar Francino
- CIBER en Epidemiología y Salud Pública, Madrid, Spain
- Joint Research Unit in Genomics and Health, Fundació per al Foment de la Investigació Sanitària i Biomèdica de la Comunitat Valenciana (FISABIO) and Institut de Biologia Integrativa de Sistemes (Universitat de València / Consejo Superior de Investigaciones Científicas), València, Spain
| | - Domingo Barber
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
| | - María Dolores Ibáñez-Sandín
- Department of Allergy, Hospital Infantil Niño Jesús, Fib-HNJ, Madrid, Spain
- Instituto de Investigación Sanitaria-La Princesa, Madrid, Spain
| | - Coral Barbas
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain
| | - Marina Pérez-Gordo
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain.
| | - Alma Villaseñor
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain.
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Boadilla del Monte, Spain.
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Zubeldia-Varela E, Ibáñez-Sandín MD, Gomez-Casado C, Pérez-Gordo M. Allergy-associated biomarkers in early life identified by Omics techniques. Front Allergy 2024; 5:1359142. [PMID: 38464396 PMCID: PMC10920277 DOI: 10.3389/falgy.2024.1359142] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/20/2023] [Accepted: 02/12/2024] [Indexed: 03/12/2024] Open
Abstract
The prevalence and severity of allergic diseases have increased over the last 30 years. Understanding the mechanisms responsible for these diseases is a major challenge in current allergology, as it is crucial for the transition towards precision medicine, which encompasses predictive, preventive, and personalized strategies. The urge to identify predictive biomarkers of allergy at early stages of life is crucial, especially in the context of major allergic diseases such as food allergy and atopic dermatitis. Identifying these biomarkers could enhance our understanding of the immature immune responses, improve allergy handling at early ages and pave the way for preventive and therapeutic approaches. This minireview aims to explore the relevance of three biomarker categories (proteome, microbiome, and metabolome) in early life. First, levels of some proteins emerge as potential indicators of mucosal health and metabolic status in certain allergic diseases. Second, bacterial taxonomy provides insight into the composition of the microbiota through high-throughput sequencing methods. Finally, metabolites, representing the end products of bacterial and host metabolic activity, serve as early indicators of changes in microbiota and host metabolism. This information could help to develop an extensive identification of biomarkers in AD and FA and their potential in translational personalized medicine in early life.
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Affiliation(s)
- Elisa Zubeldia-Varela
- Institute of Applied Molecular Medicine Nemesio Díez (IMMA), Department of Basic Medical Sciences, Facultad de Medicina. Universidad San Pablo-CEU, CEU Universities, Madrid, Spain
| | - María Dolores Ibáñez-Sandín
- Department of Allergy, H. Infantil Universitario Niño Jesús, FibHNJ, ARADyAL- RETICs Instituto de Salud Carlos III, IIS-P, Madrid, Spain
| | - Cristina Gomez-Casado
- Department of Dermatology, University Hospital Duesseldorf, Heinrich-Heine University, Duesseldorf, Germany
| | - Marina Pérez-Gordo
- Institute of Applied Molecular Medicine Nemesio Díez (IMMA), Department of Basic Medical Sciences, Facultad de Medicina. Universidad San Pablo-CEU, CEU Universities, Madrid, Spain
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3
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Zubeldia-Varela E, Barker-Tejeda TC, Mera-Berriatua L, Bazire R, Cabrera-Freitag P, Ubeda C, Barber D, Francino MP, Rojo D, Ibáñez-Sandín MD, Pérez-Gordo M. Further Insights into the Gut Microbiota of Cow's Milk Allergic Infants: Analysis of Microbial Functionality and Its Correlation with Three Fecal Biomarkers. Int J Mol Sci 2023; 24:ijms24119247. [PMID: 37298198 DOI: 10.3390/ijms24119247] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2023] [Revised: 05/17/2023] [Accepted: 05/19/2023] [Indexed: 06/12/2023] Open
Abstract
Cow's milk allergy (CMA) is one of the most prevalent food allergies in children. Several studies have demonstrated that gut microbiota influences the acquisition of oral tolerance to food antigens at initial stages of life. Changes in the gut microbiota composition and/or functionality (i.e., dysbiosis) have been linked to inadequate immune system regulation and the emergence of pathologies. Moreover, omic sciences have become an essential tool for the analysis of the gut microbiota. On the other hand, the use of fecal biomarkers for the diagnosis of CMA has recently been reviewed, with fecal calprotectin, α-1 antitrypsin, and lactoferrin being the most relevant. This study aimed at evaluating functional changes in the gut microbiota in the feces of cow's milk allergic infants (AI) compared to control infants (CI) by metagenomic shotgun sequencing and at correlating these findings with the levels of fecal biomarkers (α-1 antitrypsin, lactoferrin, and calprotectin) by an integrative approach. We have observed differences between AI and CI groups in terms of fecal protein levels and metagenomic analysis. Our findings suggest that AI have altered glycerophospholipid metabolism as well as higher levels of lactoferrin and calprotectin that could be explained by their allergic status.
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Affiliation(s)
- Elisa Zubeldia-Varela
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, 28668 Boadilla del Monte, Spain
| | - Tomás Clive Barker-Tejeda
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, 28668 Boadilla del Monte, Spain
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, 28668 Boadilla del Monte, Spain
| | - Leticia Mera-Berriatua
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, 28668 Boadilla del Monte, Spain
| | - Raphaëlle Bazire
- Department of Allergy, H. Infantil Universitario Niño Jesús, FibHNJ, ARADyAL-RETICs Instituto de Salud Carlos III, IIS-P, 28031 Madrid, Spain
| | - Paula Cabrera-Freitag
- Allergy Paediatric Unit, Allergy Service, Hospital General Universitario Gregorio Marañón, Gregorio Marañón Health Research Institute (IiSGM), 28007 Madrid, Spain
| | - Carles Ubeda
- Fundació per al Foment de la Investigació Sanitària i Biomèdica de la Comunitat Valenciana (FISABIO), 46020 Valencia, Spain
- CIBER en Epidemiología y Salud Pública, 28029 Madrid, Spain
| | - Domingo Barber
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, 28668 Boadilla del Monte, Spain
| | - María Pilar Francino
- CIBER en Epidemiología y Salud Pública, 28029 Madrid, Spain
- Joint Research Unit in Genomics and Health, Fundació per al Foment de la Investigació Sanitària i Biomèdica de la Comunitat Valenciana (FISABIO) and Institut de Biologia Integrativa de Sistemes (Universitat de València/Consejo Superior de Investigaciones Científicas), Avda. Catalunya 21, 46020 València, Spain
| | - David Rojo
- Centro de Metabolómica y Bioanálisis (CEMBIO), Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, 28668 Boadilla del Monte, Spain
| | - María Dolores Ibáñez-Sandín
- Department of Allergy, H. Infantil Universitario Niño Jesús, FibHNJ, ARADyAL-RETICs Instituto de Salud Carlos III, IIS-P, 28031 Madrid, Spain
| | - Marina Pérez-Gordo
- Departamento de Ciencias Médicas Básicas, Instituto de Medicina Molecular Aplicada (IMMA) Nemesio Díez, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, 28668 Boadilla del Monte, Spain
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4
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Nuñez-Borque E, Betancor D, Pastor-Vargas C, Fernández-Bravo S, Martin-Blazquez A, Casado-Navarro N, López-Domínguez D, Gómez-López A, Rodriguez Del Rio P, Tramón P, Beitia JM, Moreno-Aguilar C, González-de-Olano D, Goikoetxea MJ, Ibáñez-Sandín MD, Laguna JJ, Cuesta-Herranz J, Esteban V. Personalized diagnostic approach and indirect quantification of extravasation in human anaphylaxis. Allergy 2023; 78:202-213. [PMID: 35841381 PMCID: PMC10087983 DOI: 10.1111/all.15443] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2022] [Revised: 05/25/2022] [Accepted: 06/07/2022] [Indexed: 12/30/2022]
Abstract
BACKGROUND Anaphylaxis is the most acute and life-threatening manifestation of allergic disorders. Currently, there is a need to improve its medical management and increase the understanding of its molecular mechanisms. This study aimed to quantify the extravasation underlying human anaphylactic reactions and propose new theragnostic approaches. METHODS Molecular determinations were performed in paired serum samples obtained during the acute phase and at baseline from patients presenting with hypersensitivity reactions. These were classified according to their severity as Grades 1, 2 and 3, the two latter being considered anaphylaxis. Tryptase levels were measured by ImmunoCAP, and serum protein concentration was quantified by Bradford assay. Human serum albumin (HSA) and haemoglobin beta subunit (HBB) levels were determined by Western blot and polyacrylamide gel electrophoresis, respectively. RESULTS A total of 150 patients were included in the study. Of them, 112 had experienced anaphylaxis (83 and 29 with Grade 2 and 3 reactions, respectively). Tryptase diagnostic efficiency substantially improved when considering patients' baseline values (33%-54%) instead of the acute value threshold (21%). Serum protein concentration and HSA significantly decreased in anaphylaxis (p < .0001). HSA levels dropped with the severity of the reaction (6% and 15% for Grade 2 and 3 reactions, respectively). Furthermore, HBB levels increased during the acute phase of all hypersensitivity reactions (p < .0001). CONCLUSIONS For the first time, the extravasation underlying human anaphylaxis has been evaluated based on the severity of the reaction using HSA and protein concentration measurements. Additionally, our findings propose new diagnostic and potential therapeutic approaches for this pathological event.
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Affiliation(s)
- Emilio Nuñez-Borque
- Department of Allergy and Immunology, IIS-Fundación Jiménez Díaz, UAM, Madrid, Spain
| | - Diana Betancor
- Department of Allergy and Immunology, IIS-Fundación Jiménez Díaz, UAM, Madrid, Spain.,Department of Allergy, Fundación Jiménez Díaz University Hospital, UAM, Madrid, Spain
| | | | | | | | - Natalia Casado-Navarro
- Department of Clinical Analysis, Fundación Jiménez Díaz University Hospital, UAM, Madrid, Spain
| | - David López-Domínguez
- Clinical Biostatistics Unit, IDIPHIM, Puerta de Hierro Majadahonda University Hospital, Madrid, Spain
| | - Alicia Gómez-López
- Department of Allergy, Fundación Jiménez Díaz University Hospital, UAM, Madrid, Spain
| | - Pablo Rodriguez Del Rio
- Allergy Department, Hospital Infantil Universitario Niño Jesús, Fundación HNJ, IIS-P, Madrid, Spain
| | - Paloma Tramón
- Department of Clinical Analysis, Fundación Jiménez Díaz University Hospital, UAM, Madrid, Spain
| | | | | | | | | | | | - José Julio Laguna
- Allergy Unit, Allergo-Anaesthesia Unit, Hospital Central de la Cruz Roja, Madrid, Spain.,Faculty of Medicine and Biomedicine, Alfonso X El Sabio University, Madrid, Spain
| | - Javier Cuesta-Herranz
- Department of Allergy, Fundación Jiménez Díaz University Hospital, UAM, Madrid, Spain
| | - Vanesa Esteban
- Department of Allergy and Immunology, IIS-Fundación Jiménez Díaz, UAM, Madrid, Spain.,Faculty of Medicine and Biomedicine, Alfonso X El Sabio University, Madrid, Spain
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5
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Mera-Berriatua L, Zubeldia-Varela E, Martín-Antoniano IA, López de Maturana E, Rojo D, Bazire R, Cabrera-Freitag P, Barker-Tejeda TC, Ubeda C, Barber D, Francino MP, Ibáñez-Sandín MD, Pérez-Gordo M. Unravelling the Gut Microbiota of Cow's Milk-Allergic Infants, Their Mothers, and Their Grandmothers. J Investig Allergol Clin Immunol 2022; 32:395-398. [PMID: 36219548 DOI: 10.18176/jiaci.0781] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/16/2023] Open
Affiliation(s)
- L Mera-Berriatua
- Institute of Applied Molecular Medicine (IMMA), Department of Basic Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, ARADyAL, Madrid, Spain
| | - E Zubeldia-Varela
- Institute of Applied Molecular Medicine (IMMA), Department of Basic Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, ARADyAL, Madrid, Spain
- Centre for Metabolomics and Bioanalysis (CEMBIO), Department of Chemistry and Biochemistry, Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Urbanización Montepríncipe, Boadilla del Monte, Madrid, Spain
| | - I A Martín-Antoniano
- Institute of Applied Molecular Medicine (IMMA), Department of Clinical Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, Madrid, Spain
- Genetic and Molecular Epidemiology Group, Spanish National Cancer Research Centre (CNIO), Madrid, Spain
| | - E López de Maturana
- Institute of Applied Molecular Medicine (IMMA), Department of Basic Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, ARADyAL, Madrid, Spain
- Genetic and Molecular Epidemiology Group, Spanish National Cancer Research Centre (CNIO), Madrid, Spain
| | - D Rojo
- Centre for Metabolomics and Bioanalysis (CEMBIO), Department of Chemistry and Biochemistry, Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Urbanización Montepríncipe, Boadilla del Monte, Madrid, Spain
| | - R Bazire
- Department of Allergy, H. Infantil Universitario Niño Jesús, FibHNJ, ARADyAL- RETICs Instituto de Salud Carlos III, IIS-P, Madrid, Spain
| | - P Cabrera-Freitag
- Pediatric Allergy Unit, Allergy Service, Hospital General Universitario Gregorio Marañón, Gregorio Marañón Health Research Institute (IiSGM), Madrid, Spain
| | - T C Barker-Tejeda
- Institute of Applied Molecular Medicine (IMMA), Department of Basic Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, ARADyAL, Madrid, Spain
- Centre for Metabolomics and Bioanalysis (CEMBIO), Department of Chemistry and Biochemistry, Facultad de Farmacia, Universidad San Pablo-CEU, CEU Universities, Urbanización Montepríncipe, Boadilla del Monte, Madrid, Spain
| | - C Ubeda
- Fundació per al Foment de la Investigació Sanitària i Biomèdica de la Comunitat Valenciana (FISABIO), Valencia, Spain
- CIBER en Epidemiología y Salud Pública, Madrid, Spain
| | - D Barber
- Institute of Applied Molecular Medicine (IMMA), Department of Basic Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, ARADyAL, Madrid, Spain
| | - M P Francino
- CIBER en Epidemiología y Salud Pública, Madrid, Spain
- Joint Research Unit in Genomics and Health, Fundació per al Foment de la Investigació Sanitària i Biomèdica de la Comunitat Valenciana (FISABIO) and Institut de Biologia Integrativa de Sistemes (Universitat de València / Consejo Superior de Investigacione
| | - M D Ibáñez-Sandín
- Department of Allergy, H. Infantil Universitario Niño Jesús, FibHNJ, ARADyAL- RETICs Instituto de Salud Carlos III, IIS-P, Madrid, Spain
| | - M Pérez-Gordo
- Institute of Applied Molecular Medicine (IMMA), Department of Basic Medical Sciences, Facultad de Medicina, Universidad San Pablo-CEU, CEU Universities, ARADyAL, Madrid, Spain
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6
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Ibáñez-Sandín MD, Escudero C, Candón Morillo R, Lasa EM, Marchán-Martín E, Sánchez-García S, Terrados S, González Díaz C, Juste S, Martorell A, Gázquez García V, Ramírez Jiménez A, Abellán Á, Martos Calahorro MD, Tabar AI, Bartra J, García Rodríguez R, Gómez Galán C, Martín-Muñoz MF, Meseguer Arce J, Miralles JC, Montoro de Francisco AM, Poza Guedes P, Rodríguez Del Río P. Oral immunotherapy in severe cow's milk allergic patients treated with omalizumab: Real life survey from a Spanish registry. Pediatr Allergy Immunol 2021; 32:1287-1295. [PMID: 33835593 DOI: 10.1111/pai.13517] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/27/2020] [Revised: 03/29/2021] [Accepted: 04/07/2021] [Indexed: 11/28/2022]
Abstract
BACKGROUND Oral immunotherapy is a frequent treatment for the management of food allergies, but adverse events (AE) are common. This study assessed the outcome of cow's milk oral immunotherapy (MOIT) in severe cow`s milk-allergic patients treated with omalizumab in a real-life setting. METHODS OmaBASE was a national, multicenter, open, and observational registry that collected clinical, immunologic, and treatment from patients with food allergy receiving omalizumab. RESULTS Data derived from 58 patients aged 10.3 years (IQR 6.3-13.2) and median milk-specific IgE 100 kUA /L at the start of omalizumab treatment. Most had experienced anaphylaxis by accidental exposures (70.7%) and had asthma (81.0%). Omalizumab in monotherapy induced tolerance to ≥6000 mg of cow's milk protein (CMP) to 34.8% of patients tested by oral food challenge. Omalizumab combined with MOIT conferred desensitization to ≥6000 mg of CMP to 83.0% of patients. Omalizumab withdrawal triggered more AE (P = .013) and anaphylaxis (P = .001) than no discontinuation. Anaphylaxis was observed in 36.4% of patients who discontinued omalizumab, and more in those with sudden (50.0%) rather than progressive (12.5%) discontinuation. At database closure, 40.5% of patients who had completed follow-up tolerated CMP without omalizumab (7.2% 1500-4500 mg; 33.3% ≥6000 mg). CONCLUSION Milk oral immunotherapy initiated under omalizumab allows the desensitization of subjects with severe cow's milk allergy even after omalizumab discontinuation. However, discontinuation of omalizumab can lead to severe AE and should be carefully monitored.
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Affiliation(s)
- María Dolores Ibáñez-Sandín
- Department of Allergy, Hospital Infantil Universitario Niño Jesús and ARADyAL- RETICs network RD16/0006/0026, Instituto de Salud Carlos III, IIS-P, FibHNJ, Madrid, Spain
| | - Carmelo Escudero
- Department of Allergy, Hospital Infantil Universitario Niño Jesús and ARADyAL- RETICs network RD16/0006/0026, Instituto de Salud Carlos III, IIS-P, FibHNJ, Madrid, Spain
| | - Rocío Candón Morillo
- Department of Allergy, Hospital General La Mancha Centro, Alcázar de San Juan, Spain
| | - Eva M Lasa
- Pediatric Allergy Unit, Hospital Universitario Donostia, San Sebastián, Spain
| | - Eva Marchán-Martín
- Department of Allergy, Complejo Hospitalario Universitario de Toledo, Toledo, Spain
| | - Silvia Sánchez-García
- Department of Allergy, Hospital Infantil Universitario Niño Jesús and ARADyAL- RETICs network RD16/0006/0026, Instituto de Salud Carlos III, IIS-P, FibHNJ, Madrid, Spain
| | - Soledad Terrados
- Department of Allergy, Hospital Universitario Ramón y Cajal, Madrid, Spain
| | - Carlos González Díaz
- Pediatric Allergy Unit, Basurto University Hospital, Biocruces Bizkaia Health Research Institute, Bilbao, Spain
| | - Sonsoles Juste
- Department of Allergy, Hospital Universitario de Burgos, Burgos, Spain
| | | | - Vanessa Gázquez García
- Department of Allergy, Hospital Universitari Joan XXIII, Universitat Rovira i Virgili, Tarragona, Spain
| | - Antonio Ramírez Jiménez
- Food Safety Unit, Department of Allergy, Hospital Universitario Virgen Macarena, Seville, Spain
| | - Ángel Abellán
- Department of Allergy, Hospital Universitario Los Arcos del Mar Menor, Murcia, Spain
| | | | - Ana I Tabar
- Department of Allergy, Hospital Complex of Navarra, Pamplona, Spain.,Navarra Institute for Health Research (IdiSNA), Pamplona, Spain.,Cooperative Health Research Thematic Networks (RETICs) for Asthma, Adverse Reactions to drugs and Allergy (ARADYAL) Research Network, Pamplona, Spain
| | - Joan Bartra
- Department of Allergy, Hospital Clinic, IDIBAPS, Universitat de Barcelona and ARAdyAL, Barcelona, Spain
| | - Rosa García Rodríguez
- Department of Allergy, Hospital General Universitario de Ciudad Real, Ciudad Real, Spain
| | - Catalina Gómez Galán
- Department of Allergy, Althaia, Xarxa Assistencial Universitària de Manresa, Barcelona, Spain
| | | | - José Meseguer Arce
- Department of Allergy, Hospital Clínico Universitario Virgen de la Arrixaca, Murcia, Spain
| | - Juan C Miralles
- Department of Allergy, Hospital General Universitario Reina Sofía, Murcia, Spain
| | | | - Paloma Poza Guedes
- Department of Allergy, Hospital Universitario de Canarias, Santa Cruz de Tenerife, Spain
| | - Pablo Rodríguez Del Río
- Department of Allergy, Hospital Infantil Universitario Niño Jesús and ARADyAL- RETICs network RD16/0006/0026, Instituto de Salud Carlos III, IIS-P, FibHNJ, Madrid, Spain
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