College of Science

The Effect of Zinc Oxide and Titanium Dioxide Nanoparticles on Extraction, Purification, Genomic DNA Amplification and Transformation in Some Gram Negative Bacteria

     This study aimed to investigate the effect of using ZnO and TiO nanoparticles on some molecular techniques in order to improve them. The nanoparticles used in this study were characterized using UV/vis spectrophotometer and transmission electron microscope.

English

Effect of rosemary (Rosmarinus officinalis L.) tissue extracts on the growth of some skin infectious microorganisms

 In an attempt to treat infection of mice skin using ethanolic extract of rosemary (Rosmarinus officinalis) callus cultures. Several experiments were carried out. Callus was induced on leaf explants and maintained for 30 days on Murashige and Skoog medium supplemented with 0.5 mg/l of benzyl adenine and 2.0 mg/l of 2,4-dichlorophenoxyacetic acid.  Water and ethanolic extracts of R. officinalis leaves and callus cultures were investigated for their antimicrobial activity.

English

A Comparative Study on Serum Adiponectin and Leptin levels in Periodontitis Patients with and without Diabetes Mellitus Type2

Periodontal diseases are initiated by microbial plaque, which accumulates in the sulcular region and induces an inflammatory response. Recently, studies found that periodontitis might be related to several systemic diseases especially diabetes mellitus. In recent years, there has been intense interest in the role of the adipose tissue derived substances that named adipokines in the inflammatory diseases of the human being including the inflammatory periodontitis.

English