Sabine Baumgart
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1
Total Citations
25
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1
About
Sabine Baumgart is a distinguished researcher in insect physiology and molecular signaling, with a primary focus on the mechanisms of epithelial transport in disease vectors. Her work centers on the Malpighian tubules of *Aedes aegypti*, the mosquito vector for dengue and Zika viruses, where she investigates how diuretic peptides regulate fluid secretion at the cellular level. Her most-cited study (2009, 25 citations) employed a pioneering proteomics approach to map the rapid, post-translational changes in the cytosolic proteome of isolated Malpighian tubules following just one minute of stimulation with the diuretic peptide aedeskinin-III. This work provided the first dynamic snapshot of signaling cascades that coordinate ion transport to the apical membrane and modulate the paracellular pathway. By identifying key cytosolic proteins that shift in abundance within seconds of hormonal stimulation, Baumgart’s research bridges the gap between receptor activation and physiological output, offering critical insights into how mosquitoes manage water and ion balance—a process essential for their survival and pathogen transmission. Her contributions are foundational for understanding diuretic control in vectors and for developing novel strategies to disrupt their physiology.
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