نتایج جستجو برای: atropa belladonna
تعداد نتایج: 626 فیلتر نتایج به سال:
BACKGROUND One of the cardinal principles of homeopathy is the "law of similarities", according to which patients can be treated by administering substances which, when tested in healthy subjects, cause symptoms that are similar to those presented by the patients themselves. Over the last few years, there has been an increase in the number of pre-clinical (in vitro and animal) studies aimed at ...
آلکالوئیدها موادی بسیار متنوع هستند و برحسب خصوصیات بیوشیمیایی و شیمیایی در گروه های مختلفی قرار می گیرند. از میان آلکالوئیدهایی که از مشتقات اورنیتین هستند می توان از آلکالوئیدهای گروه تروپان، مانند آتروپین و اسکوپولامین نام برد که از آلکالوئیدهای عمده در گیاه شاهبیزک هستند. در این پژوهش گیاه a. belladonna از سه ایستگاه مختلف از منطقه واز- چمستان جمع آوری شد و عصاره متانولی آلکالوئید از پودر ب...
An alkaloid is a type of plant-derived organic compound. Alkaloids are generally composed of oxygen, hydrogen, carbon, and nitrogen. Some alkaloids are considered toxic, but others are often used medicinally. Alkaloids one might encount er in everyday life include caffeine, the drugs atropine and quinine, and the deadly nightshade plant. Alkaloids are relatively rare in plants. They have what's...
We humans tend to believe that the world has always existed in the form in which we know it. History is fine as an object of study, but we rarely make the effort to really situate ourselves in the past. If we ask most pulmonologists who have started or finished their training this century about the origins of inhaled treatment for obstructive lung disease, we might be surprised to find how litt...
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