Publications by authors named "Qi-Jun Dai"
Searching for new anti-ischemic stroke (anti-IS) drugs has always been a hot topic in the pharmaceutical industry. Natural products are an important source of discovering anti-IS drugs. The aim of the present study is to extract, rapidly prepare and explore the neuroprotective effect of texasin, a main active constituent from (Pall.
View Article and Find Full Text PDFArticle Synopsis
- A new compound called 2,7,2'-Trihydroxy-3,4,4'7'-tetramethoxy-1,1'-biphenanthrene was discovered, along with five known phenanthrenes, from various parts of a medicinal plant in the Orchidaceae family.
- The structures of these compounds were determined using advanced techniques such as NMR and mass spectrometry.
- All compounds exhibited cytotoxic effects against the A549 human lung cancer cell line, indicating their potential as natural sources for cancer treatments.
[A multifrequency phase-controlled driving system for ultrasound therapy].
Zhongguo Yi Liao Qi Xie Za Zhi
July 2002
Ultrasound therapy is a new type of therapy technology, there are hyperthermia and high intensity focused ultrasound surgery (HIFUS). Compared with a single frequency system, mutiple frequency system has an additional function to combine power patterns of different frequencies. This function increases the availability of power patterns to treat tumors of various shapes and depths.
View Article and Find Full Text PDF