shiga toxin-producing escherichia coli (stec) can cause a broad spectrum of human illness . the progressive progressive increase in antibiotic resistance among enteric pathogens in developing countries is becoming a critical area of concern. the aim of current study was to determine bacterial resistance pattern of a group of diarrheagenic e. coli to some important antibiotics. the research meth...

herbs have been used for its medicinal properties from several thousand years ago. herbs, essences and extracts, possess a variety level of biological activities and antimicrobial activities of a large number of them have been proved. eucalyptus is one of these plants which the anti-virus effects of its extract has long been used to treat influenza and colds in most parts of the world. the aim ...

Given a set S of n points, we show that the length of 1) the minimum weight triangulation (MWT ) of the minimum weight convex partition (MWCP ) of S (TMWCP ) is at most Θ(n) longer than the MWT of S if collinearity of two or more edges is allowed and Θ(log n) otherwise, 2) the MWT of the minimum spanning tree (MST ) of the MWCP of S (Tmst(MWCP )) is at most Θ(n) longer than the MWT of S if coll...

backgroundcomplementary feeding practices play an important role in growth and development of the children. this study aimed to determine the complementary feeding practices status among children aged 6- 23 months and its association with various socio- demographic factors.materials and methodsthis community based cross-sectional study was conducted at field practice area of urban health center...