Biography

Interests

Diploma in Food Chemistry, 2022
MIN Faculty, University of Hamburg
1st State Examination in Food Chemistry, 2022
State Examination Office for the Medical Professions, Free and Hanseatic City of Hamburg

Yiqing Feng, Florian Gärber, Essa Saied, Harshita Singh, Cecilia Spedalieri, Stephan Werner, Christoph Pratsch, Christoph Arenz, Stephan Seifert, Janina Kneipp.
Endolysosomal Impact of Elevated Ceramide Levels Revealed by Optical and Ultrastructural Nanoprobing
ACS Nano, May 2026
Yiqing Feng, Florian Gärber, Cecilia Spedalieri, Stephan Werner, Christoph Pratsch, Christoph Arenz, Stephan Seifert, Janina Kneipp.
Reconstruction of Molecular Interaction Patterns from Endolysosomes in Ceramide-Depleted Cells
Nano Letters, May 2026

Research associate
Kneipp Lab, Humboldt-Universität zu Berlin
Feb 2026 – Present
Research associate
RG Seifert, University of Hamburg
Feb 2023 – Jan 2026

Show more work experience

Student assistant
RG Seifert, University of Hamburg
May 2022 – Sep 2022
Founder & Managing Director, Liquidator
UNOVY UG (haftungsbeschränkt) i.L.
Jan 2019 – Jan 2026

2026
Reviewer Recognition Certificate
- European Food Research and Technology, Springer Nature
- npj Science of Food, Springer Nature
2025 – 2030
Fire Protection Assistant / Evacuation Assistant
Department of Chemistry, University of Hamburg

Show more qualifications

2025
Reviewer Recognition Certificate
- Journal of Raman Spectroscopy, Wiley
2024
Didactics certificate for the professionalisation of teaching skills
Hamburger Zentrum für Universitäres Lehren und Lernen
2023
International School of Chemometrics 2023
PhD School of SCIENCE, University of Copenhagen, Denmark
2022
Diploma in Food Chemistry
Faculty of Mathematics, Informatics and Natural Sciences, University of Hamburg
2022
1st State Examination in Food Chemistry
State Examination Office for the Medical Professions, Free and Hanseatic City of Hamburg
2021 – 2027
Comprehensive expertise in accordance with § 11 II ChemVerbotsV
University of Hamburg