Highlight: Young research groups in Germany – 4th edition.

With this 4th Highlight Issue, the "Young Investigators" of the German Society for Biochemistry and Molecular Biology (GBM; https://gbm-online.de/young-investigators.html) continue their collaboration with I Biological Chemistry i . Despite all these challenges our 4th Highlight Issue comprises a rich selection of innovative research articles and reviews. In terms of methodology, Christina Weinberg and her coworkers present a new strategy to monitor ribozyme activities by using RtcB RNA ligase and subsequent RNA-seq analysis ([11]). [Extracted from the article]