in order to study the effect of density and time of urea foliar application on oil yield and essences percentage of black cumin (nigella sativa l.) a field experiment was conducted at research station of faculty of agriculture, azad university of birjand in 1387 growing season. three urea foliar application times [1-control 2-at 8-10 leaves stage 3-at 10% flowering 4-100% flowering ] and three ...

Over many centuries humans have been mining the bounties of nature for discovering substances that have been used for the treatment of all human diseases; many such remedies are useful even today as modern day medicine. Emerging evidence also suggests that the search is still continuing for harnessing active compounds from nature in combating human illnesses although pharmaceutical industries a...

Nigella sativa L. (Ranunculaceae) seeds (black cumin) that contain high oil, terpene, protein, alkaloids are an economically important for medicine and food industry. Lack of an efficient DNA isolation procedure is a limiting factor for any molecular studies of these plant. We have used a genomic DNA isolation protocol for Nigella sativa seeds based on a hexadecyltrimethylammonium bromide (CTAB...

Although spices have been used for thousands of years and are known for their flavor, taste and color in the food, they are not usually recognized for their medicinal value. Extensive research within the last two decades from our laboratory and others has indicated that there are phytochemicals present in spices that may prevent various chronic illnesses including cancerous, diabetic, cardiovas...

An experiment was conducted to evaluate the effects of supplementing black cumin (Nigella sativa) seeds (BCS) in diet on performance, liver weight and enzymes of broilers.The experiment was conducted as a randomized complete block design. Two hundred forty day-old unsexed broiler chicks (Cobb 500) were divided into four groups and assigned to four feeding treatments, with four replicates of 15 ...

The aim of this study was to determine the effects dietary supplementation black cumin (Nigella sativa L.) (BCEO) and cinnamon (Cinnamomum zeylanicum essential oils (CEO) on yield performance, egg quality eggshell bacterial contamination laying hens. A total 315 Atak-S, 28-weeks-old age were randomly assigned three groups with 5 replicates 21 hens each fed diets supplemented 0.5 ml/kg feed oil ...

BACKGROUND Hypercholesterolemia is among the most common health problems treated with traditional remedies. Nigella sativa (NS) is an effective plant for treating hypercholesterolemia. However, the effects of this herb on hematologic factors and hemostasis system have not been elucidated. This study was designed to investigate the effects of NS on these factors in both normal and hypercholester...