Lutz Vossebein
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1
Total Citations
52
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1
About
Lutz Vossebein is a molecular neuroscientist whose research has significantly advanced our understanding of neuronal signaling, particularly the cAMP-protein kinase A (PKA) pathway. His most cited work, "Merlin Links to the cAMP Neuronal Signaling Pathway by Anchoring the RIβ Subunit of Protein Kinase A" (2003, 52 citations), reveals a critical molecular mechanism: the tumor suppressor Merlin directly anchors the RIβ regulatory subunit of PKA, thereby linking cytoskeletal regulation to cAMP signaling in the brain. This discovery is pivotal because RIβ is the most abundant PKA regulatory subunit in the brain, and its knockout in mice leads to profound defects in hippocampal synaptic plasticity—a cellular correlate of learning and memory. Vossebein’s contribution illuminates how PKA anchoring proteins orchestrate compartmentalized signaling, offering insights into both normal neuronal function and disease states. His work stands as a cornerstone for researchers exploring the intersection of scaffolding proteins, second messenger systems, and synaptic plasticity, demonstrating how a single molecular interaction can bridge diverse signaling pathways critical for cognition.
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