Author

Roland P. Piekorz

Düsseldorf University HospitalORCID 0000-0002-9105-2695Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

Click to filter author papers

Biochemistry· 1

Signature Assays, Organisms & Methods

Click to filter · or open tag

Research Focus:cell signaling & trafficking· 1 Research Focus:cell type annotation· 1 Research Focus:differential expression· 1 Approach:experimental assay· 1 Organism:human· 1 Assay:proteomics· 1

Frequent Co-Authors

Afshin Iram· 1 shared Björn StorkiD· 1 shared Constanze WiekiD· 1 shared Doreen Manuela FlossiD· 1 shared Helmut HanenbergiD· 1 shared Isabell Lehmkuhl· 1 shared Jasmin Thuy Vy Nguyen· 1 shared Julia HesseiD· 1 shared

Activity by Year

2025-2025 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

Click any collaborator node to inspect or filter shared papers

Focal author (center)Selected co-authorORCID co-authorUnlinked name

Curved chords = mutual co-authorship

1 shared paperBiochemistry

Afshin Iram

Mutual co-authors in cluster

Author profile →

1 paper

Recent·Most cited

SIRT4 positively regulates autophagy via ULK1, but independently of HDAC6 and OPA1

Isabell Lehmkuhl, Khawar Amin, Lydia Gabriel, Nils Hampel, Afshin Iram, Julia Hesse, Constanze Wiek, Jasmin Thuy Vy Nguyen, Helmut Hanenberg, Jürgen Scheller, Mohammad Reza Ahmadian, Björn Stork, Doreen Manuela Floss, Roland P. Piekorz

This study shows SIRT4 promotes autophagy by modulating ULK1 phosphorylation, independent of HDAC6 and OPA1, and identifies its role in early autophagy initiation.

FEBS Open Bio · Nov 20, 2025Peer-reviewedBiochemistry