in vitro antioxidant and erythrocyte protecting activities by aqueous extract of ficus thonningii leaves on blood cells were studied in acetaminophen treated rats. the extract was safe at limit dose of 5000 mg kg-1body weight. the extract demonstrated dose dependent antihemolytic effect at dose levels between 50 and 200 mg kg-1 body weight. the lowest antihemolytic effect was observed at dose l...

Background & Aim: In order study the effect of Thiobacillus, sulphur and organic materials on vegetative growth and essence production in lemon balm (Melissa officinalis L.) was conducted in pots in field condition at Shahrekord, Iran on 2008. Experimental: The factors were ten soil treatments inclusive 200 kg/ha sulphur, 400 kg/ha sulphur, 600 kg/ha sulphur, 200 kg/ha sulphu...

abstract 900 rainbow trout (mean weight 25 gr) were obtained from a local fish farm in urmia city and after acclimatization for 10 days, the fish were randomly divided into four groups (with three replication) and fed for 8 weeks with 0 (control), 2/5, 5 and 10 g chitosan/kg feed, respectively. finally treatments were fed the control diet (without any chitosan) for another 3 weeks. body weight,...

to determine the effects of steckling weight and planting density on seed quantitative and qualitative characteristics of monogerm sugar beet c.v. 9597, this experiment was carried out in ardabil agricultural research station in two years (1998-99). in this study, steckling weight with three different sizes(including 4.5 mm seed portion, velocity and unifomity of germination and decreasing of g...

in this research the effects of different levels of oily and aqueous extracts of chamomile flower on biochemical characteristics and quality of breast meat were examined. using 400 broiler chicken (cup 500) in to 5 treatments, with 4 replicates and 20 chickens per replicate chicken were daily treated with 85 and 128 mg per kg body weight aqueous extracts, and 14 and 21 mg per kg body weight of ...

studies have demonstrated that plant extracts possess various biological characteristics, including immunomodulatory activity. heracleum persicum desf. (apiaceae), a medicinal plant native to iran, was studied for its immunomodulatory activity. immunomodulatory activity of different doses of an aqueous extract of h. persicum, was evaluated in female swiss albino mice. mice were treated with thr...

introduction: among soil species earthworms are ubiquitous, abundant and important for soil processes, constituting the largest terrestrial faunal biomass and are also impacted by soil pollutants. the primary purpose of this study was to determine whether changes in earthworm biomass and behavior could serve as a good indicator for copper toxicity in soil systems. another aim of the study was t...