All Stories

  1. Single-step isolation of embelin using high-performance countercurrent chromatography and determination of the fatty acid composition of seeds of Embelia schimperi
  2. Removal of cadmium ions from aqueous solution using very small ionic liquids to water ratio without metal chelator and pH modifications
  3. Phenolic composition and antioxidant activities of cladodes of the two varieties of cactus pear (Opuntia ficus-indica) grown in Ethiopia
  4. Separating the old from the new; rapid differentiation of Catha edulis (Vahl. Endl.) using single point and imaging vibrational spectroscopy
  5. Isolation and in vitro permeation of phenylpropylamino alkaloids from Khat (Catha edulis) across oral and intestinal mucosal tissues
  6. Determination of some selected secondary metabolites and their invitro antioxidant activity in commercially available Ethiopian tea (Camellia sinensis)
  7. Profiling of phenolic compounds using UPLC–MS for determining the geographical origin of green coffee beans from Ethiopia
  8. A molecularly imprinted polymer for extraction of psychoactive alkaloids from khat chewing leaves
  9. Rapid differentiation of Khat (Catha edulis Vahl. Endl.) using single point and imaging vibrational spectroscopy
  10. Simultaneous Determination of Alkaloids in Green Coffee Beans from Ethiopia: Chemometric Evaluation of Geographical Origin
  11. Cation-exchange solid-phase and liquid-liquid extraction for the determination of khat alkaloids by reversed phase HPLC-DAD
  12. Concentration levels of selected essential and toxic metals in potato (Solanum tuberosum L.) of West Gojjam, Amhara Region, Ethiopia
  13. Total phenols and antioxidant activities of natural honeys and propolis collected from different geographical regions of Ethiopia
  14. Selected Secondary Metabolites and Antioxidant Activity of Khat (Catha edulisForsk) Chewing Leaves Extract
  15. Evaluation of the effect of various drying techniques on the composition of the psychoactive phenylpropylamino alkaloids of khat (Catha edulis Forsk) chewing leaves
  16. Matrix Solid-Phase Dispersion for the HPLC–DAD Determination of Psychoactive Phenylpropylamino Alkaloids from Khat (Catha edulis Forsk) Chewing Leaves
  17. MINERAL CONTENTS OF FRUITS OF CACTUS PEAR (OPUNTIA FICUS INDICA) GROWN IN ETHIOPIA
  18. Profile of Major, Minor and Toxic Metals in Soil and Khat (Catha edulis Forsk) Cultivars in Ethiopia
  19. Fluoride content of Ethiopian khat (Catha edulisForsk) chewing leaves
  20. Concentration Levels of Essential and Non-essential Metals in Ethiopian Khat (Catha edulis Forsk)
  21. Levels of major, minor and trace elements in commercially available enset (Ensete ventricosum (Welw.), Cheesman) food products (Kocho and Bulla) in Ethiopia