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Browsing by Author "Evans, Sara"
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Method Development for the Determination of Elements in Hypericum perforatum L. (St John’s wort) Herb and Preparations using ICP-OES and Microwave Digestion
Owen, Jade; Evans, Sara; Guirguis, Amira; Kellett, Kathryn; Stair, Jacqueline (2017-05-31)Objectives: A method was developed to analyze St John's wort (Hypericum perforatum L.) herb and preparations using inductively coupled plasma-optical emission spectroscopy (ICP-OES) to determine the quantity of 11 elements ... -
A systematic review of counterfeit and substandard medicines in field quality surveys
Alghannam, Abdulaziz; Aslanpour, Zoe; Evans, Sara; Schifano, Fabrizio (2014-09)Counterfeit and substandard medicines pose a great threat to public health and the economy worldwide. Reports suggest their prevalence is increasing and can no longer be ignored. A detailed account on the current nature ...