the lack of authentic standards has limited the quantitative analysis of herbal drugs in biological samples. the present work demonstrated a practicable strategy for the assay of herbs and their metabolites independent of authentic standards. a liquid chromatography–electrospray ionization–mass spectrometry (lc–esi–ms) method for the qualitative and quantitative determination of the metabolites...

Stories are used for diverse pedagogical purposes. Storytelling is a culturally inclusive and widely technique. However, the success of storytelling interventions in education can be dependent upon how teachers engage students to analyse experiences, events gain deeper insights influence change their thinking behaviour. This paper firstly provides literature review which synthesises Australian ...

Two recombinant DNA-derived variants of ovine growth hormone were produced, purified, characterized and compared with the authentic pituitary derived GH. The variants oGH3 and oGH5 were isolated by differential centrifugation method and were purified after refolding by ion-exchange chromatography and gel filtration. Both the proteins showed single band on SDS-PAGE and had molecular weight and i...

Great leadership usually starts with a willing heart, a positive attitude, and a desire to make a difference. Strong leadership is important, in today's health care climate, to ensure optimal patient outcomes and the fostering of future generations of knowledgeable, motivated and enthusiastic perioperative nurses. This article will explore key elements necessary for the development of authentic...