نتایج جستجو برای: benzodioxole structures
تعداد نتایج: 455279 فیلتر نتایج به سال:
Background and objectives: Aerial parts and roots of Astrodaucus persicus (Apiaceae), a native plant of Iran, were investigated. The existence of compounds with 1, 3-benzodiaxole structures has been confirmed in roots of this plant and different benzodioxole compounds have shown antimalarial and cytotoxic activities; therefore, present study has evaluated the antimalar...
1. Carbaryl is metabolized more rapidly by fat body of the blowfly larva than by gut, muscle, cuticle or haemolymph. 2. Metabolism of carbaryl by the fat body is affected by the age of the larva, the pH of the incubation medium, and the concentration of magnesium chloride in the incubation medium. 3. Chloramphenicol, 2,4-dinitrophenol and 5-dimethylamino-6-nitro-1,3-benzodioxole (a carbaryl syn...
abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...
In this study we measured in vitro honey bee enzyme activities in presence of the synergist piperonyl butoxide (PBO) and some new benzodioxole and dihydrobenzofuran derivatives through absorbance and fluorescence spectrophotometric assays, to determine if and to what extent detoxification systems and acetylcholinesterases are affected by these compounds. Both Italian (Italy) and Carniolan (Czec...
natural hazards such as earthquakes have threatened the life of human beings during the history.as a consequence, the vibration mitigation of structures has caught great importance. activecontrol of structures is one of the rapidly emerging areas in the concept of structural control. thispaper presents a control method to deal with this subject when the dynamics of the structure ishysteretic an...
before a president practically begins his four-year term of office in iran, a formal inaugural ceremony is held in the parliament. being attended by national dignitaries and representatives from other countries, the inauguration of iran's seventh president, hasan rouhani, was spectacular in several respects. the current study aimed at investigating the generic structure and rhetorical move...
Since 2004, unspecific peroxygenases, in short UPOs (EC. 1.11.2.1), have been explored. are closing a gap between P450 monooxygenases and chloroperoxidases. These enzymes highly active biocatalysts for the selective oxyfunctionalisation of C–H, C=C C-C bonds. secreted fungal proteins Komagataella phaffii (Pichia pastoris) is an ideal host high throughput screening approaches UPO production. Het...
the present study was conducted to investigate the effect of implicit focus on form through input flooding and the effect of noticing, explicit focus on form on linguistic accuracy. to fulfill the purpose of the study, 86 iranian pre-intermediate efl learners of one of the language institutes were chosen by means of administering ket as the homogeneity test. these learners were pretested throug...
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