Bacopa monnieri confers neuroprotection against middle cerebral artery occlusion (MCAO)-induced neurobehavioral and biochemical dysregulation in the frontal cortex and hippocampus of male Wistar rats.

ETHNOPHARMACOLOGICAL RELEVANCE: Bacopa monnieri (Brahmi) is a well-known medicinal herb widely used in traditional Ayurvedic and Unani systems of medicine for enhancing memory, cognition, and mental health. The medication serves as a treatment for patients who experience stress-related conditions and anxiety disorders and epilepsy symptoms and age-related cognitive deterioration. The research builds upon conventional ethnopharmacological methods by using scientific data which demonstrates Bacopa monnieri safeguards brain cells from ischemic damage thus validating its historical application for neurological disorders.

AIM OF THE STUDY: The research evaluated Bacopa monnieri (BM) as a brain protector against MCAO-induced brain damage in male Wistar rats through its effects on brain function and chemical composition in the frontal cortex and hippocampus.

MATERIALS AND METHODS: Male Wistar rats were divided into four groups: sham control, MCAO, BM-pretreated MCAO, and BM-treated sham. The researchers used 40 mg/kg BM to treat Wistar rats through oral administration for 15 days before they performed 2h MCAO +22h reperfusion to create temporary focal brain ischemia. The research used three neurobehavioral assessment methods which consisted of rotarod tests and grip strength measurements and Morri's water maze performance evaluation. The researchers used TTC staining to determine infarct size while they assessed oxidative stress markers (TBARS and GSH) and antioxidant enzymes (SOD, catalase, GPx, GR and GST) in both hippocampal and frontal cortical areas.

RESULTS: The MCAO procedure led to severe damage of motor functions and cognitive abilities and biochemical systems which also caused increased lipid peroxidation and total breakdown of antioxidant defense systems. The BM pretreatment protocol introduced beneficial changes which improved motor coordination and grip strength and spatial memory performance, but it also reduced brain tissue damage and decreased TBARS levels and glutathione depletion and restored normal antioxidant enzyme activities in brain areas.

CONCLUSION: The research demonstrates that BM protects brain tissue from stroke damage through its power to boost the body's built-in antioxidant defenses. The research data indicates that BM shows promise for treating neurobehavioral and biochemical problems which develop because of cerebral ischemia.