Cyclin-dependent kinases (Cdks) are key regulatory enzymes in the eukaryotic cell cycle. The activation of a Cdk depends on its association with its specific cyclin partner. The activity of these enzymes is further regulated by an intricate system of protein-protein interactions and phosphorylation......
[更多]
Injection molding relies on the correct identification for the timing of the transfer from injection velocity control to packing pressure control with a production of a quality article. Problems with the criteria used in current procedures include: leakage of melt and variations in melt temperature.....
[更多]
The present invention proposes a very simple approach for the decoration of carbon nanotubes (CNTs) with silver nanoparticles. CNTs are dispersed in ethylene glycol via ultrasonication, which is heated at 160oC and mixed with silver solution. The resulting silver-CNT nanohybrid comprises of carbon n.....
[更多]
This invention belongs to the area of medicinal and health products. The invention provides a traditional Chinese medicinal formula and its preparation methods for treating and preventing menopausal symptoms and osteoporosis. The formula is prepared by boiling Radix Angelica Sinensis, Radix Astragal.....
[更多]
Internet Protocol (IP) networks are originally designed to support a best-effort service. It does not guarantee reliable and timely delivered packets. As IP networks mature and are increasingly being used to support real-time applications, such as voice and video on the IP platform, the existing IP .....
[更多]
| |< <- | [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] | -> >| |
