Liposomes entrapping fluorescein diacetate were fused with protoplasts of Datura innoxia Mill by employing polyethylene glycol (PEG) as the fusogen. Factors that influence liposome-protoplast fusion were optimized as a function of PEG-concentration and incubation duration, liposome composition and surface charge and liposome:protoplast ratio. Phosphatidylcholine-liposomes were found ideal for t...

Seventy-nine 5-methyltryptophan-resistant cell lines have been selected from haploid Datura innoxia Mill. cell cultures by plating suspensions in agar medium containing a growth inhibitory concentration of 5-methyltryptophan. Mutagen treatment increased the frequency of resistance. The eleven variants tested posses an altered anthranilate synthase less sensitive to feedback inhibition by trypto...

background and objectives: many people in ethnic groups of the world have trusted in plants for disease management and cure. medicinal plants have always played a great role in the lives of iranian people in the past and present and with no doubt in the future. healers in different regions of iran have been using medicinal herbs and one rich source for these cures is located in south-west of ir...