PPT-. Isolation, identification and analysis of Alkaloids

Atropine Biological source Atropine is a tropane alkaloid obtained from the fresh or dried leaves and flowering tops of Atropa belladonna Datura stramonium Not less than 025 and . OMICS Group is an amalgamation of . Open Access Publications. and worldwide international science conferences and events. Established in the year 2007 with the sole aim of making the information on Sciences and technology ‘Open Access’, OMICS Group publishes 500 online open access . ORNITHOBACTERIUM RHINOTRACHEALE . FROM CHICKEN IN VIETNAM. Nguyen . Thi. . Bich. Lien. 1. , . Vo . Thi. . Tra. An. 1. , . Tran . Thi. Ngoc Han. 1. , . Ho Hoang Dung. 1. and . Niwat. Chansiripornchai. Sugar + non-sugar. In the body they are broken down by enzymes or acids into:. sugars= . glycone. / water soluble. non sugar= aglycone/ active portion. Aglycone may be an alcohol, sulfur or phenol compound.. Some important classes of . alkaloids. Class . Precursors. . Examples. . _____________. . Piperidine. alkaloids L-lysine (C. 5. N) . Piperine. Pyrrolidine. /. tropane. . alkaloids. . L-. ornithine. alkaloids. Vinca. , . Rauwolfia. , Ergot, . Nux. . vomica. Indole. Alkaloids. Ergot . Alkaloids. Occurrence:. . Ergot. is the dried . sclerotium. . of a . fungus. ,. . Claviceps. . purpurea. December 1. st. , 2011. Ingestion. Many medications are brightly colored and taste like candy. Toddlers don’t know that pills can be toxic. Ingestion in older children and adolescents is usually intentional . Tahir Ali. Lecturer. RIPS, RIU. Any. Guess. Please . VOMIT. answer of some kind. Definition. Alkaloids. are extremely difficult to define because of two major reasons: . T. heir diverse heterogeneous nature . Reproductive . isolating. mechanisms. Prezygotic. isolating mechanisms. Geographic isolation. Ecological isolation. Behavioral isolation. Temporal isolation. Mechanical isolation. Prevention of gamete fusion. By Johannes Johnston. Literature 2111. Background. The hunting of witches started in the middle of the 14. th. . to the late 18. th. Century. Estimate of 40,000 to millions of people were burned, hanged, or tortured for witchcraft.. . Atropa. , . Datura. , . and . Hyoscyamus. . spp.. Main Alkaloids are:. 1- Atropine. . 2- . Hyoscyamine. . . 3. . Hyoscine. (Scopolamine).. Hyoscyamine. is the major natural alkaloid with negative optical rotation (L- form).. Alkaloids. Definition:-. Alkaloids are natural compounds display an . expceptionally. wide array of biological activities and have a wide distribution , being present in plants, fungi, bacteria, insects, marine, animal and man.. Aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa. Mariana C. Almeida. 1,2. , . Alkaloids and Heterocyclic Compounds.. . Alkaloids. Alkaloids are a class of basic and cyclic organic compounds, naturally occurring consist of carbon, hydrogen mainly, and nitrogen and usually oxygen. . Protoalkaloids. . By: Noor . Hisham. Al-. Atraqchi. MSc . pharmacognosy. The purines are consisting of a six-membered pyrimidine ring fused to a five-membered imidazole . ring.. three well-known examples are :.