Presentation Summary : Key biological activity of alkaloids: interaction with CNS. Most of the biological effects of alkaloids are due to their similarity. to . neurotransmitters
Source : http://www.faculty.umassd.edu/xtras/catls/resources/binarydoc/3353.pptx
Presentation Summary : From (S)-N-methyl. coclaurine. Further methylation. is common. Two stereoisomers lead to different classes of alkaloids. Berberine. is found in many members of the ...
Source : http://www.faculty.umassd.edu/xtras/catls/resources/binarydoc/3395.pptx
Presentation Summary : Alkaloids Definition: the term “alkaloid” (alkali-like) is commonly used to designate basic heterocyclic nitrogenous compounds of plant origin that are ...
Source : http://faculty.ksu.edu.sa/71879/Lectures/351/Alkaloids/Alkaloids-Introduction.ppt
Presentation Summary : ALKALOIDS Alkaloid Definition Alkaloid: Difficult to define No definitive difference between an alkaloid and naturally occurring complex amines.
Source : http://freecourseware.uwc.ac.za/ripmixlearners/_media/alkaloids.ppt
Presentation Summary : Alkaloids Distribution Properties Role in plants Defense compounds Animal poisoning Lupine Groundsel Larkspur Jimson weed (Scopolamine) Henban (Atropine) Other roles ...
Source : http://pollen.utulsa.edu/Medical%20Botany%202006/Alkaloids.ppt
Presentation Summary : ... are not passed on Active principles in plants Secondary plant products Two major categories of these compounds alkaloids glycosides Other types of ...
Source : http://pollen.utulsa.edu/Plts%20&%20Soc/MEDICINAL.ppt
Presentation Summary : Some authors classify them not as alkaloids, but as amino acid derivatives. There are two groups of betalains: the red/purple betacyanins & the yellow betaxanthins.
Source : http://www.herbalconstituents.com/images/Demo_Web.ppt
Presentation Summary : Vinca Alkaloids: Complicating Factors Resistance to the Vinca alkaloids comes in the form of cross-resistance due to the structural similarity of the four ...
Source : http://faculty.smu.edu/jbuynak/AntiMitoticAgents_KristinGillis.ppt
Presentation Summary : ... mainly to study affects of the tropane alkaloids Maybe they’ll “accidentally” find some other uses of the plant??? References Emboden, William.
Source : http://faculty.uca.edu/ugarimel/Economic%20Botany/studentpresentatios07/atropa%20belladonnas07.ppt
Presentation Summary : Title: ALKALOIDS & ITS BIOSYNTHETIC PATHWAYS Author: sys Last modified by: abc Created Date: 2/11/2009 4:18:27 AM Document presentation format: On-screen Show
Source : http://www.ppt.rhombnet.com/wp-content/uploads/2011/08/Cognosy/ALKALOIDS.ppt
Presentation Summary : The largest such classes are the alkaloids, terpenoids, and phenolics. Secondary compounds often occur in combination with one or more sugars.
Source : http://courses.knox.edu/bio320/plantmet2hist.ppt
Presentation Summary : NATURAL PRODUCTS Professor Donald Pavia MWF 12:00 noon Chemistry Building (CB 485) TEXTS: Manfred Hesse, Alkaloids - Nature’s Curse or Blessing?, Wiley-VCH (2002).
Source : http://atom.chem.wwu.edu/pavia/NatPro01.ppt
Presentation Summary : EXTRACTION OF ALKALOIDS & PHENOLS Before extracting alkaloids (organic bases), basification of the plant material is necessary (if a water immiscible solvent is used).
Source : http://freecourseware.uwc.ac.za/ripmixlearners/_media/faeeza:chromatography.ppt
Presentation Summary : BIOSYNTHESIS OF INDOLE ALKALOIDS Indole alkaloids come from trytophan which originates from the shikimic acid pathway. Many are of mixed-origin using geraniol, a ...
Source : http://www.chem.wwu.edu/pavia/NatPro21.ppt
Presentation Summary : ... Layers Chapter 18 Amines and Amides Heterocyclic Amines Learning Check Solution Alkaloids Caffeine Nicotine Alkaloids Related to Morphine ...
Source : http://facstaff.gpc.edu/~mkim/ES_Timberlake_4/18.3_Heterocyclic_Amines_and_Alkaloids.ppt
Presentation Summary : Corn Lily: Inhibitor mechanism Steroidal alkaloids cyclopamine and jervine isolated from Veratrum: primarily responsible for the malformations.
Source : http://www.ansci.wisc.edu/jjp1/ansci_repro/lab/lab12_03/presentations/fa06/wed_lab/monkey_lambs.ppt