Further amides from Echinacea purpurea

Further amides from Echinacea purpurea Alkamide Levels in<i>Echinacea purpurea</i>: A Rapid Analytical Method Revealing Differences among Roots, Rhizomes, Stems, Leaves and Flowers Analysis of alkamides in roots and achenes of Echinacea purpurea by liquid chromatography–electrospray mass spectrometry Alkamides from the roots of Echinacea angustifolia Alkamides and a neolignan from Echinacea purpurea roots and the interaction of alkamides with G-protein-coupled cannabinoid receptors Macrophage Activating Effects of New Alkamides from the Roots of <i>Echinacea </i>Species Macrophage Activating Effects of New Alkamides from the Roots of <i>Echinacea </i>Species Polyacetylenverbindungen, CXII. Über die Inhaltsstoffe aus <i>Echinacea</i>‐Arten Comparison of alkylamide yield in ethanolic extracts prepared from fresh versus dry Echinacea purpurea utilizing HPLC–ESI-MS Simultaneous analysis of caffeic acid derivatives and alkamides in roots and extracts of Echinacea purpurea by high-performance liquid chromatography–photodiode array detection–electrospray mass spectrometry