Related Experiment Video
Updated: May 27, 2026
08:27
Establishment of a Valuable Mimic of Alzheimer's Disease in Rat Animal Model by Intracerebroventricular Injection of Composited Amyloid Beta Protein
Published on: July 29, 2018
Total saponins from Rhizoma Anemarrhenae ameliorate diabetes-associated cognitive decline in rats: involvement of
1Department of Pharmacology, Nanjing General Hospital of Nanjing Military Command, Nanjing 210002, Jiangsu, China.
Journal of Ethnopharmacology
|November 22, 2011
Summary
Total saponins from Rhizoma Anemarrhenae (TS) improve cognitive decline in diabetic rats by reducing brain amyloid-beta (Aβ) and inflammation. TS also helps manage diabetes symptoms like high blood glucose and low body weight.
Area of Science:
- Neuroscience
- Pharmacology
- Diabetology
Background:
- Rhizoma Anemarrhenae is a traditional Chinese medicine with antipyretic, anti-inflammatory, and anti-diabetic properties.
- Diabetes can lead to cognitive decline, potentially linked to brain inflammation and amyloid-beta (Aβ) accumulation.
Purpose of the Study:
- To investigate the effects of total saponins from Rhizoma Anemarrhenae (TS) on diabetes-associated cognitive decline in rats.
- To assess the impact of TS on Aβ levels and inflammation in the brain.
Main Methods:
- Diabetic rats were induced using streptozotocin and treated with TS.
- Cognitive performance was evaluated using the Morris water maze.
- Brain and serum levels of Aβ and TNF-α were measured.
Main Results:
- TS treatment improved learning ability and reduced Aβ and TNF-α levels in the brains of diabetic rats.
- TS significantly decreased fasting blood glucose and increased body weight.
- TS treatment also inhibited the elevation of TNF-α in the serum.
Conclusions:
- Diabetes-associated cognitive decline is partly due to Aβ accumulation and brain inflammation.
- TS demonstrates efficacy in mitigating cognitive decline by reducing Aβ and inflammation, and by improving diabetes symptoms.
