نتایج جستجو برای: bt
تعداد نتایج: 8304 فیلتر نتایج به سال:
Accessible online at: www.karger.com/journals/ene Therapeutic use of botulinum toxin type A (BT-A) has dramatically increased after its introduction by Scott [1] in 1980. It now provides help for patients suffering from muscle hyperactivity disorders in neurology, rehabilitation medicine, pediatrics, otorhinolaryngology, ophthalmology, urology and many other areas. Recently, it has been recogni...
This meta-analysis assessed the efficacy and safety of a novel intervention for asthma, bronchial thermoplasty (BT), in patients with moderate-to-severe persistent asthma. An electronic literature search identified three randomized controlled trials (RCT) of BT that recruited 421 patients in total. Outcomes of interest were the Asthma Quality of Life Questionnaire (AQLQ) score, morning peak exp...
Exposure to Bacillus thuringiensis (Bt) toxins in low- and moderate-dose transgenic crops may induce sublethal effects and increase the rate of Bt resistance evolution, potentially compromising control efficacy against target pests. We tested this hypothesis using the fall armyworm Spodoptera frugiperda, a major polyphagous lepidopteran pest relatively tolerant to Bt notorious for evolving fiel...
In 1995, ears of a experimental inbred (CG59-2) containing a synthetic Bacillus thuringiensis Cry IA (b) gene driven by PEPC, pith and pollen promoters and artificially infested with Ostrinia nubilalis (Hübner) larvae in small plot studies were free from insect damage, whereas 40-50% of the corresponding non-Bt inbred ears were damaged. Bt inbred ears that were inoculated with Aspergillus flavu...
The anticorrosive agents 1H-benzotriazole (1H-BT), 4-methyl-1H-benzotriazole (4 Me-BT) and 5-methyl-1H-benzotriazole (5 Me-BT), which are usually added to dishwasher detergents, automotive antifreeze formulations and aircraft de-icing/anti-icing fluids (ADAFs), were measured in river water. Samples were collected from 15 sampling sites in the mainstream and selected tributaries of a medium-size...
PURPOSE To assess tumor regression, as determined by pelvic magnetic resonance imaging (MRI), and evaluate the efficacies and toxicities of the interim brachytherapy (BT) modification method, according to tumor regression during multi-fractionated high-dose-rate (HDR) BT for uterine cervical cancer. MATERIALS AND METHODS Consecutive MRI studies were performed pre-radiotherapy (RT), pre-BT and...
Salinity stress affects morpho-physiological and biochemical traits of plants. The transgenic Bt plants play a significant role in pest control, but their response and ability to cope with environmental stresses still need to be evaluated. Therefore, effect of salinity stress at 0, 50, 100, 150, and 200 mM on morphological, physiological, and molecular traits of T3 transgenic tomato plants cont...
سویههای بومی (bt) bacillus thuringiensis از خاکهای جنگلی مناطق مختلف استان مازندران جداسازی و ژن cry1عامل تولید پروتئین موثر روی حشرات،در آنها ردیابی شد. از 32 نمونه خاک مورد بررسی از طریق بازدارندگی انتخابی استاتسدیم، 144 سویهی باسیلوس جداسازی گردید. پس از کشت کلنیها، رنگآمیزی اختصاصی و شناسایی میکروسکوپی در 63/32% از سویهها پروتئینهای کریستالی مشاهده شد که برای بسیاری از حشرات سمی هست...
background: trypsin modulating oostatic factor (tmof) terminates trypsin biosynthesis in adult and larval mosquito gut. it will inhibit the growth and development of mosquito larvae feeding on it resulting in death by starvation. the objective of this study is to determine the effective dose of pichia-tmof and the combination of pichia-tmof with bacillus thuringiensi s ( bt) as larvicide on ae...
PURPOSE Brachytherapy (BT), due to rapid dose fall off and minor set-up errors, should be superior to external beam radiotherapy (EBRT) for treatment of lesions in difficult locations like nose and earlobe. Evidences in this field are scarce. We describe computed tomography (CT) based surface mould BT for non-melanoma skin cancers (NMSC), and compare its conformity, dose coverage, and tissue sp...
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