Objective(s): Cerebral ischemia/reperfusion causes complex pathological mechanisms that lead to brain tissue damage. Usnic acid is a lichen secondary metabolite that has many different biological properties including anti-inflammatory and anti-oxidant activities. Therefore, the objective of the current study was to investigate the neuroprotective effects of usnic acid ...

antioxidant activities protect the cell against oxidative agents that are constant metabolic by-products. the aim of this study was to investigate the relationship between harvesting time of thymus transcaspicus and its antioxidant activities. the plant samples were harvested 5 times in different growth phases from 17 april to 22 july 2008, and its antioxidant activity was studied using the fer...

Background & Aim: Considering the inevitable side effects of chemical drugs, nowadays, herbal medicine has gained a special importance. Cinnamon of Lauraceae Family, is commonly used as a food spice and medicine. It is famous to be, antimicrobial, anti-oxidant, anti-diabetic, anti-viral, and antispastic. It also prevents abdominal bloating, increases sweating and uterus muscle constric...

Background & Aim: Considering the inevitable side effects of chemical drugs, nowadays, herbal medicine has gained a special importance. Cinnamon of Lauraceae Family, is commonly used as a food spice and medicine. It is famous to be, antimicrobial, anti-oxidant, anti-diabetic, anti-viral, and antispastic. It also prevents abdominal bloating, increases sweating and uterus muscle constric...

A new series of substituted quinolones linked to benzothiazole and/or benzoxazole moieties 5a-l was synthesized. 6-Benzoxazol-2-yl/benzothiazol-2-yl-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid ethyl esters 3a&b were reacted with hydrazine to give the hydrazide derivatives 4a&b and finally, 4a&b were reacted with different aromatic aldehydes giving the target compounds 5a-l. The benzylidene de...