Ling Yi

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Dysmenorrhea is a prevalent problem in menstruating women. As a nonpharmacologic and free of relevant side effects intervention, moxibustion is considered as a safe treatment and has long been recommended for dysmenorrhea in China. However, the exact effects of moxibustion in PD have not been fully understood. Therefore we designed this random clinical(More)
A classical model of "molecular machine," which acts as an ON-OFF switch for 2,2'-bipyridyl-3,3'-15-crown-5 (L), has been theoretically studied. It is highly important to understand the mechanism of this switch. The alkali-metal cations (Na(+) and K(+) ) and W(CO)(4) fragment are introduced to coordinate with the different active sites of L, respectively.(More)
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