生物活性 | |||
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描述 | The With-No-Lysine (K) (WNK) kinases play an essential role in regulating blood pressure and homeostasis of body fluid and electrolyte. WNK463 is an orally bioavailable pan-WNK-kinase inhibitor that inhibits the in vitro kinase activity of all four WNK family members (WNK1, WNK2, WNK3, and WNK4) with IC50 values of 5nM, 1nM, 6nM, and 9nM, respectively. It also inhibits WNK1-catalyzed phosphorylation of the native WNK substrate, oxidative stress response 1, with an IC50 value of 41nM. In spontaneously hypertensive rats (34 – 42 weeks of age), oral administration of WNK463 at doses of 1, 3, or 10mg/kg body weight resulted in a dose-dependent decrease in blood pressure, a simultaneous increase in heart rate, and significant increases in urine output, urinary sodium, and potassium excretion rate[1] |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
2.16mL 0.43mL 0.22mL |
10.79mL 2.16mL 1.08mL |
21.58mL 4.32mL 2.16mL |
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