Hauser, Sebastian https://orcid.org/0000-0002-4769-6266
Veit, Marit https://orcid.org/0009-0000-7943-4618
Leopold, Kerstin https://orcid.org/0000-0003-0586-7239
Funding for this research was provided by:
Universität Ulm
Article History
Received: 22 December 2025
Revised: 24 March 2026
Accepted: 30 March 2026
First Online: 30 April 2026
Declarations
:
: The authors declare no competing interests.
: Three biological reference materials were purchased from National Institute of Standards & Technology, Gaithersburg, MD, USA (SRM NIST 1577c: bovine liver; SRM NIST 1486: bone meal) and Institute for Reference Materials and Measurements, Geel, Belgium (ERM-BB186: pig kidney).