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The authors note that Fig. 2 C appeared incorrectly: The site of prohormone processing of proinsulin to insulin should be in the trans-Golgi insulin vesicles and not in the Golgi apparatus as depicted ...
More rain will also change flood risks, increasing the danger on high mountains where midwinter melt is rare, but perhaps decreasing it at lower elevations, where less snow falling early in the season ...
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans ...
In This IssueBecause air-breathing organisms incorporate a fraction of atmospheric oxygen into the water found in their tissues, analysis of oxygen isotopes in dinosaur tooth enamel may constrain the ...
Selected proteins containing an N-terminal cysteine (Nt-Cys) are subjected to rapid, O2-dependent proteolysis via the Cys/Arg-branch of the N-degron pathway. Cysteine dioxygenation is catalyzed in ...
North America's oldest pterosaur fossil Kay Behrensmeyer and Ben Kligman describe what a fossil bone bed in Arizona reveals about a 209-million-year-old pterosaur and its ecosystem.
Central memory CD8+ T cells (Tcm) represent the prominent memory T cell subset in human blood, yet the persistence of T cell receptor (TCR) clonoty ...
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