{"doi":"10.1002/adfm.202513707","title":"At‐Home Early Diagnosis of Mastitis: Calibration‐Free Analysis of Sodium to Potassium Ratio in Breast Milk","abstract":"Abstract Mastitis occurs when blocked milk ducts lead to inflammation of the breast tissue and can cause significant discomfort for breastfeeding mothers. A key biomarker for mastitis is the altered sodium‐to‐potassium (Na + /K + ) ratio in breast milk due to tight junction dysfunction. In this work, MAMAWEL is introduced, the first potentiometric sensor designed for at‐home mastitis diagnosis. This device integrates Na + and K + sensors with an ionic‐liquid‐based reference electrode, enabling early detection of mastitis before clinical symptoms arise. To ensure reliable, calibration‐free operation, 2,2,6,6‐tetramethylpiperidinyloxy (TEMPO) is incorporated, a redox buffer that establishes a thermodynamically controlled interface, enhancing sensor reproducibility. Comparative analysis with commercially available sensors demonstrates that MAMAWEL effectively differentiates between healthy and mastitis‐affected milk samples, achieving a concentration estimation error margin of less than 10%. Designed for both wearable and point‐of‐care applications, MAMAWEL has the potential to transform early mastitis detection, reducing maternal discomfort and promoting breastfeeding health.","journal":"Advanced Functional Materials","year":2025,"id":527078,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":3,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9604,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2025-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1066718,"name":"Farbod Amirghasemi","orcid":"0000-0001-6740-4227","position":1,"is_corresponding":false},{"id":1365497,"name":"Melissa Banks","orcid":"0000-0002-9216-1340","position":2,"is_corresponding":false},{"id":1167685,"name":"Abdulrahman Al‐Shami","orcid":"0000-0002-9594-7840","position":3,"is_corresponding":false},{"id":1232336,"name":"Sina Khazaee Nejad","orcid":"0000-0001-7111-3051","position":4,"is_corresponding":false},{"id":1403728,"name":"Abdalrhman Sheer","orcid":null,"position":5,"is_corresponding":false},{"id":1403729,"name":"Clare Dominique Sanchez","orcid":null,"position":6,"is_corresponding":false},{"id":1094615,"name":"Haozheng Ma","orcid":null,"position":7,"is_corresponding":false},{"id":1403217,"name":"D. Ramos","orcid":"0000-0002-7165-1017","position":8,"is_corresponding":false},{"id":1066721,"name":"Maral P. S. Mousavi","orcid":"0000-0003-0004-7178","position":9,"is_corresponding":false},{"id":1066719,"name":"Ali Soleimani","orcid":"0000-0002-4351-2829","position":0,"is_corresponding":true}],"reference_count":83,"raw_metadata":null,"created_at":"2026-07-19T02:50:34.851930Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}