Astragalus gummifer

While the activity and the structural specificity of the xenognosins were very encouraging, Astragalus gummifer is native to the Middle East and would not be expected to have co-evolved as a host for the southeastern U.S. native, Agalinis purpurea. The questions of whether molecules of this type were actually exuded from host roots in sufficient quantities to constitute host selection still remained. For that reason, John Steffens switched his attention to Lespedeza... 

Gum arabic Gum kadaya Locust bean Tamarind Tragacanth Acacia segalencis and other acacia trees, native to eastern Africa Sterculia urens trees from India Seeds of carob (Ceratonia siliqua) trees Seeds of tamarind (Tamarindus indica) trees Astragalus gummifer shrubs from southern Europe and the Middle East... 

The haustoria of the parasites do not form when the plants are grown axenically, but are rapidly induced in the presence of the host roots or host root exudates (17). Several haustorial-inducing compounds have now been characterized. Xenognosin A and B were identified in gum tragacanth, an exudate of Astragalus gummifer. and soyasapogenol B was identified in roots of Lespedeza sericea. 

Tragacanth Astragalus gummifer shrubs from southern Europe and the... 

When mucilage is collected in the form of an exudate from shrubs and trees it constitutes what is termed a gum. Many of these gums are used in pharmacy, medicine and the arts. The three most important from a pharmaceutical standpoint are Acacia, yielded by Acacia Senegal and other species of Acacia Tragacantb, yielded by Astragalus gummifer and other Asiatic species of Astragalus and Cherry Gum, obtained from Prunus Cerasus and its varieties. 

Tragacanth is a naturally occurring dried gum obtained from Astragalus gummifer Eabillardiere and other species of Astragalus grown in Western Asia see Section 13. 

Trace chain Chain used to fasten a horse s collar to the whlppletree. Tragacenth A gum obtained from Astragalus gummifer. It comes in thin, white translucent pieces, or flekes. The gum swells up in water and is used in the arts and as an emulsifying agent and excipient in pharmacy. 

Astragalus gummifer. Exudate gums are a plants defense mechanism. These polysaccharides are exuded from plants as a result of injury or fungal attack. 

Gum tragacanth is a dried exudate obtained from the stems and branches of Astragalus gummifer and other Asiatic species of Astragalus." ... 

Gum Styrax benzoin. See Gum benzoin Gum sugar. See D-Arabinose Gum Sumatra. See Gum benzoin Gum tara. See Tara gum Gum thus. See Olibanum Gum tragacanth Gum Tragacanth Ribbons and Fiakes. See Tragacanth (Astragalus gummifer) gum... 

Definition Dried gummy exudate from Astragalus gummifer... 

Tragacanth extract. See Tragacanth (Astragalus gummifer) extract... 

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