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| Open AccessFoxO1 in dopaminergic neurons regulates energy homeostasis and targets tyrosine hydroxylase
Dopaminergic neurons are important for regulating energy homeostasis. Here, the authors show the transcription factor FoxO1 negatively regulates tyrosine hydroxylase expression in midbrain dopaminergic neurons, and plays an important role in regulation of glucose homeostasis, energy expenditure, and resistance to diet-induced obesity.
- Khanh V. Doan
- , Ann W. Kinyua
- & Ki Woo Kim
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Article
| Open AccessPlatelet clearance via shear-induced unfolding of a membrane mechanoreceptor
The platelets detect and respond to shear stress generated by blood flow. Here the authors show that the binding of the soluble von Willebrand factor to its receptor GPIba under physiological shear stress induces receptor's domain unfolding on the platelet and signalling into the platelet, leading to platelets clearance.
- Wei Deng
- , Yan Xu
- & Renhao Li
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Article
| Open AccessNeutralizing blood-borne polyphosphate in vivo provides safe thromboprotection
The inorganic procoagulant polymer polyphosphate participates in thrombosis via factor XII. Here the authors use recombinant probes that specifically bind or degrade circulating polyphosphate to protect mice in arterial and venous thrombosis models without an increased bleeding risk, the primary complication of all currently used anticoagulants.
- Linda Labberton
- , Ellinor Kenne
- & Thomas Renné
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Article
| Open AccessMURC deficiency in smooth muscle attenuates pulmonary hypertension
MURC protein regulates the function of caveolae, the small invaginations of the plasma membrane in muscle cells. Here the authors show that by interacting with caveolin proteins, MURC affects RhoA/ROCK signalling and regulates proliferation and migration of pulmonary artery smooth muscle cells, suggesting a new target in therapy of pulmonary hypertension.
- Naohiko Nakanishi
- , Takehiro Ogata
- & Tomomi Ueyama