{"id":"basophil-activation-test","safety":{"commonSideEffects":[]},"_chembl":{"chemblId":"CHEMBL4298008","moleculeType":"Unknown"},"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"BAT detects upregulation of activation markers (CD63, CD203c) on basophil surfaces when patient serum basophils are exposed to specific allergens in vitro. This functional test identifies IgE-mediated allergic responses and can quantify the degree of basophil reactivity, serving as a diagnostic tool for allergy assessment and potentially for monitoring immunotherapy response.","oneSentence":"The Basophil Activation Test (BAT) is a flow cytometry-based diagnostic assay that measures basophil degranulation in response to allergen exposure to identify IgE-mediated allergic sensitization.","_ai_confidence":"medium"},"_scrapedAt":"2026-03-28T00:20:29.918Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"In vitro diagnosis of IgE-mediated allergic diseases"},{"name":"Assessment of allergic sensitization to specific allergens"},{"name":"Monitoring of allergen immunotherapy response"}]},"trialDetails":[{"nctId":"NCT03265262","phase":"NA","title":"The Basophil Activation Test as a Diagnostic Tool in Pediatric Food Allergy","status":"COMPLETED","sponsor":"Assistance Publique Hopitaux De Marseille","startDate":"2017-08-04","conditions":"FOOD ALLERGY","enrollment":116},{"nctId":"NCT03149315","phase":"PHASE2","title":"Inhibition of Anaphylaxis by Ibrutinib","status":"COMPLETED","sponsor":"Ann & Robert H Lurie Children's Hospital of Chicago","startDate":"2017-04-10","conditions":"Food Allergy, Anaphylaxis Food","enrollment":6},{"nctId":"NCT06714149","phase":"NA","title":"Impacts of Nitrogen Deposition in the Natural Environment on Pollen Allergy in Belgium","status":"RECRUITING","sponsor":"prof. dr. 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Allergy to Birch Rust, a Possible Explanation to Seasonal Airway Allergy During Autumn?","status":"UNKNOWN","sponsor":"University Hospital of North Norway","startDate":"2020-08-01","conditions":"Hypersensitivity, Immediate, Allergy","enrollment":45},{"nctId":"NCT02743663","phase":"","title":"The Development of Novel Clinical Tests to Diagnose and Monitor Asthma in Preschool Children","status":"COMPLETED","sponsor":"The Hospital for Sick Children","startDate":"2014-06","conditions":"Asthma, Wheeze, Obstructive Sleep Apnea","enrollment":121},{"nctId":"NCT03309488","phase":"","title":"Basophil Activation Test to Diagnose Food Allergy","status":"UNKNOWN","sponsor":"King's College London","startDate":"2018-01-30","conditions":"Food Allergy, Food Allergy in Infants, Food Allergy in Children","enrollment":600},{"nctId":"NCT03819556","phase":"NA","title":"Swedish Study of Immunotherapy for Milk Allergy in Children","status":"UNKNOWN","sponsor":"Umeå University","startDate":"2018-04-20","conditions":"Milk Allergy","enrollment":80},{"nctId":"NCT01966640","phase":"PHASE4","title":"Basophil Activation Test (BAT) Sensitivity in Child Food Allergy","status":"COMPLETED","sponsor":"University Hospital, Rouen","startDate":"2013-09-12","conditions":"Allergy to Egg, Allergy to Peanut","enrollment":140},{"nctId":"NCT03988660","phase":"","title":"The Circulating Fibrocyte - a Novel and Accurate Biomarker in Diagnosing Acute Appendicitis in Adults","status":"COMPLETED","sponsor":"University Hospital of Limerick","startDate":"2015-06-10","conditions":"Appendicitis","enrollment":95},{"nctId":"NCT03164044","phase":"","title":"Improved Basophil Activation Test (BAT) in the Diagnostics of Drug Allergy","status":"UNKNOWN","sponsor":"The Republican Research and Practical Center for Epidemiology and Microbiology","startDate":"2017-01-03","conditions":"Drug Allergy, Antibiotic Allergy, NSAID-Induced Anaphylactoid Reaction","enrollment":45},{"nctId":"NCT01744990","phase":"NA","title":"Tree Nuts Allergies: Does a Single Nut Allergy Necessitate the Dietary Eviction of Other Tree Nuts?","status":"COMPLETED","sponsor":"University Hospital, Geneva","startDate":"2012-10","conditions":"Nut Allergy in Children","enrollment":130},{"nctId":"NCT01637116","phase":"","title":"Profiling Urticaria for the Identification of Subtypes","status":"COMPLETED","sponsor":"Marcus Maurer","startDate":"2011-07","conditions":"Non-autoreactive Chronic Spontaneous Urticaria, Autoimmune Chronic Spontaneous Urticaria, Autoreactive, Non-autoimmune Chronic Spontaneous Urticaria","enrollment":195}],"_emaApprovals":[],"_faersSignals":[],"_approvalHistory":[],"publicationCount":1070,"rwe":[],"genericFilers":[],"relatedDrugs":[],"labelChanges":[],"biosimilarFilings":[],"pricing":[],"formularyStatus":[],"manufacturing":[],"companionDiagnostics":[],"competitors":[],"timeline":[],"patents":[],"ownershipHistory":[],"trials":[],"biosimilars":[],"latestUpdates":[],"references":[],"tags":[],"ecosystem":[],"genericManufacturerList":[],"offLabel":[],"developmentCodes":[],"aliases":[],"phase":"marketed","status":"active","brandName":"Basophil Activation Test","genericName":"Basophil Activation Test","companyName":"University Hospital, Rouen","companyId":"university-hospital-rouen","modality":"Biologic","firstApprovalDate":"","aiSummary":"The Basophil Activation Test (BAT) is a flow cytometry-based diagnostic assay that measures basophil degranulation in response to allergen exposure to identify IgE-mediated allergic sensitization. Used for In vitro diagnosis of IgE-mediated allergic diseases, Assessment of allergic sensitization to specific allergens, Monitoring of allergen immunotherapy response.","enrichmentLevel":3,"visitCount":0,"trialStats":{"total":2,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":false,"trials":true,"score":3}}