Thomas Ostwald and David MacLennan were characterizing proteins that bind to calcium in the sarcoplasmic reticulum — a specialized type of endoplasmic reticulum found in muscle cells.

Transfer RNA-derived fragments (tRFs) are small molecules present in most organisms. tRHs or tRNA halves are generated when certain tRFs are split at specific sites by enzymes. Although ...

This unicellular green alga is a popular model organism for research of chloroplast biogenesis and photosynthesis. We have identified two novel chloroplast compartments with intriguingly similarities ...