The high-density gastroretentive dosage forms was made a theophylline tablets 250 mg by wet granulation method in three formulas with combine the polymer concentration. used sodium alginate and PVP K30, where 1st formula ratio of alginate: K30 (18.75%: 5%), 2nd 2, 5%) 3th (12.5%: 2.5%). third were evaluated weight uniformity test, size hardness drug content vitro release as well determination k...

this study was organized to investigate the effects of domestic and industrial effluents on lighvan chai water quality using macroinvertebrates community and the concentration of nitrat and phosphate. based on persampling results, seven sampling site were selected. aamples were collected in april, may and june 2010. seventeen families of macrobentics were found in lighvan chai river and siimoli...

Due to long term patency, the internal mammary artery is considered as a conduit of choice for revascularization of the left anterior descending coronary artery. The internal mammary artery and its accessory branches in addition to perfusing the chest wall structures also contributes to supplying, part of the female breast arteries. In addition, due to the accompaniment of thoracic duct branche...

Traumatic epidural hematoma (EDH) represents a rare head injury complication in the newborn. EDH is seen in 2-3 % of all head injuries in the pediatric population. A case of epidural hematoma by an accidental trauma due to the dropping of the patient to the labor room floor was reported. The male newborn's birth weight was 2650 gr. His neurologic examination revealed left hemiparesis. A solid e...

enhanced oxidative stress in diabetes mellitus may contribute to the pathogenesis of diaetic complications. in this article, the stress oxidative generation has been studied in experimental diabetes by ferric reducing ability of plasma assay, a sensitive and simple method, and by other oxidative damage markers. the ferric reducing ability of plasma values as a total antioxidant capacity were si...