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H 2 O+ CO 2

***Primary metabolite versus Secondary metabolite: -Distribution: -Pharmacological action: - Scheme for biosynthetic pathway. H 2 O+ CO 2. hv. Glycosides: *Definition: -Physicochemical properties: physical state, optical activity,. -Solubility, extraction. -Enzyme deactivation. :.

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H 2 O+ CO 2

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  1. ***Primary metabolite versus Secondary metabolite:-Distribution:-Pharmacological action:- Scheme for biosynthetic pathway.

  2. H2O+ CO2 hv

  3. Glycosides: *Definition: -Physicochemical properties: physical state, optical activity,

  4. -Solubility, extraction. -Enzyme deactivation. :

  5. -Significance in plant: -Nomenclature

  6. Amygdalase H glc Prunasin Amygdalin Prunase glc HCN (g)

  7. ****Classification: A)- According to the linkage: B)- According to botanical source .

  8. C)- According to the sugar type. D)- According to the aglycone type. E)- According to the pharmacological action: F)- According to the configuration

  9. G)- According to the metabolic origin

  10. **Phenolic glycosides: -Flavonoid, isoflavonids, anthocyanins,lignans -Anthraquinone -Coumarins

  11. Coumarin Anthraquinone Flavonoid Anthocyanin

  12. Pharmacological action: -Stimulant laxative: increasing contractility of colonic muscle and subsequently facilitate evacuation of colonic content Medicinal uses: -Acute constipation. -Presurgery. -Preoperative.

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