نتایج جستجو برای: datura metel

تعداد نتایج: 1048  

2010

Datura is one of the most interesting plants with hallucinogenic properties. Despite having a reputation as one of the 'darker' hallucinogens, it has been widely used by societies historically in both the Old World and the New, and continues to be today. For those interested in ethnobotanical uses of this plant world-wide, Datura is a fascinating topic. While being limited in its uses economica...

2006
Aderotimi BANSO Samuel ADEYEMO

Three medicinal plants Abutilon mauritianum, Bacopa monnifera and Datura stramonium were assessed for phytochemical components and antimicrobial activity. The results revealed that all the three plant extracts contained saponins, tannins and alkaloids. Only Datura stramonium contained glycosides. The plants exert varying inhibitory effects on Pseudomonas aeruginosa, Klebsiella pneumonia and Esc...

پژوهش‌های انجام شده پیرامون ریزنمونه‌های گیاهی که تحت تأثیر باکتری Agrobacterium rhizogenes قرار گرفته بودند، نشان می‌دهد که علاوه بر امکان تشکیل ریشه‌های مویین در این بافت‌ها، احتمال رخداد ویژگی‌های ریختی خاص از جمله کالوس‌زایی وجود دارد. ناحیه T-DNA از A. rhizogenes آنزیم‌هایی را کد می‌کند که ویژه بیوسنتز هورمون‌های رشد گیاه هستند. این هورمون‌ها بر کالوس‌زایی نیز تأثیرگذار است، بنابراین امکان...

2017
Tadashi Ikeda

The first operation for a breast cancer patient was performed in the early nineteenth century in Wakayama (1804.11.14), Japan. This operation was performed by Seishu Hanaoka, a Japanese doctor, using general anesthesia [1]. The general anesthetic agent used was called Tsusen-san, which was an extract of Datura metel. This might have been the first breast cancer operation under general anesthesi...

Journal: :The Journal of pediatrics 1955
J E MITCHELL F N MITCHELL

2015
Christopher Derek Just

Collaborative Virtual Environments (CVEs) are an exciting advance in the field of Virtual Reality (VR) research. By joining VR systems and users at widely scattered geographic locations, VR changes from an isolated experience to one of communication, interaction, and collaboration. Much research effort is being placed into the development of tools and techniques to power these collaborative exp...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2002
Stefan Philipov Strahil Berkov

Alkaloids, GS-MS, Datura stramonium The alkaloid spectrum in roots, leaves and seeds of Datura stramonium L. was investigated by GC-MS. Twenty-nine tropane alkaloids are detected. Twelve of them are new constituents for the species and the two tropane esters 3-(3'-acetoxytropoyloxy)tropane (21) and 3-(2'-hydroxytropoyloxy)tropane (26) are described for the first time.

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