All Stories

  1. Major plants foraged by bees for honey production in Ghana: mapping of bee floral sources for the development of the apicultural industry

    Article • Grana, July 2019, Taylor & Francis

    Emmanuel Letsyo

  2. Toxic pyrrolizidine alkaloids in German retail herbal products

    Article • Phytotherapy Research, September 2017, Wiley

    Emmanuel Letsyo

  3. Pyrrolizidine alkaloids in floral honeys of tropical Ghana and health risk assessment

    Article • Food Additives and Contaminants Part B, July 2017, Taylor & Francis

    Emmanuel Letsyo

  4. Toxic pyrrolizidine alkaloids in herbal medicines commonly used in Ghana

    Article • Journal of Ethnopharmacology, April 2017, Elsevier

    Emmanuel Letsyo

  5. Survey of pyrrolizidine alkaloids in seven varieties ofLappula squarrosa: An alternative source of heart-healthy vegetable oil

    Article • Phytochemical Analysis, February 2016, Wiley

    Emmanuel Letsyo