Biotechnology - Sciene

In an attempt to enhance crude oil tolerance in tissue cultures and intact plants of Triticum aestivum L., several experiments were carried out. Callus was induced using embryos isolated from the seeds of the two wheat varieties (Abu Ghraib-3 and Dijila) which were used as explants. Callus was induced and maintained on Murashige and Skoog, 1962 medium (MS) supplemented with (0.5) mg/l kinetin and (2) mg/l 2,4-D. Crude oil was added to the culture medium at different concentrations as a contaminating agent.

Two isolates of Lactic acid bacteria (Lactobacillus plantarum and Lactobacillus casei) were obtained from previous study. These isolates were reidentified according to different morphological and biochemical tests. Ability of these two isolates as probiotic microorganisms were examined against enterotoxigenic E. coli (ETEC) in vitro and in vivo. Results showed that L.

In this study, the influence of psychological stress on male reproductive health and certain hematological and hormonal parameters was investigated. Ninety-eight healthy male students from Al-Jaderriya compass of Nahrain University were included in the study. The full medical history of subjects was studied. Depending on questionnaire form, 44 of subjects were classified as non-stressed (NS group) (age = 21.68 ± 0.29 years), while 27 subjects were moderately stressed (MS group) (age = 21.88 ± 0.39 years).