Cholesterol is commonly supposed to form a micelle in aqueous solution.We have reassessed this finding toe ring using a variety of techniques.Centrifugation sedimented cholesterol at all concentrations above 10(-8) M.Density gradient analysis of more concentrated solutions revealed two bands whose densities corresponded to crystalline anhydrous cho
Theta oscillations in the primary visual cortex (VC) have been observed during running tasks, but the mechanism behind their generation is not well understood.Some studies have suggested that theta in the VC is locally generated, while others have proposed that it is volume conducted from the hippocampus.The present study aimed to investigate the r
The widespread distribution SMA of saline soil in the severe cold regions of northwest China has caused dual damage to concrete structures, including freeze-thaw cycles and sulfate erosion, seriously threatening the adhesive performance of interface agents.To solve the problem, the evolution law of the interface adhesive performance of the interfac
Background and study aims Endoscopic ultrasound-guided gallbladder drainage (EUS-GBD) is the preferred treatment for patients with acute calculous cholecystitis who are unfit for surgery.The aim of this study was to perform a cost-effective analysis (CEA) comparing EUS-GBD with percutaneous gallbladder drainage (PT-GBD).Patients and methods CEA was