Biomolecular Mass Spectrometry and Proteomics;
Bijvoet Center for Biomolecular Research and Utrecht Institute for Pharmaceutical Sciences;
University of Utrecht;
Padualaan 8;
Utrecht 3584 CH;
The Netherlands;
Netherlands Proteomics Center;
Padualaan 8;
Utrecht 3584 CH;
The Netherlands;
Amsterdam UMC;
Vrije Universiteit;
University of Amsterdam;
Emma Children’s Hospital;
Amsterdam Reproduction&Development Research Institute;
Department of Pediatrics;
Amsterdam;
the Netherlands;
Department of Experimental Immunohematology;
Sanquin Research and Landsteiner Laboratory;
Amsterdam UMC;
University of Amsterdam;
Amsterdam;
Netherlands;
Antigen binding fragment; Immunoglobulin A1; Clonal repertoires; human milk; Serum;