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    • Effects of soybean fields on the health of Apis mellifera (Hymenoptera: Apidae) in the Chaco ecoregion 

      Monmany-Garzia, Ana Carolina; Chacoff, Natacha Paola; Aragón, Roxana; Sosa, Alexis Lionel; Aparicio, Virginia Carolina; Ayup, María Marta; Galindo Cardona, Alberto (Oxford University Press, 2025-02)
      Honey bees (Apis mellifera) are important pollinators for natural and cultivated species. Due to their high sensitivity to stressors, they are also valuable indicators of environmental changes and agricultural management ...

    • Matrix interference evaluation employing GC and LC coupled to triple quadrupole tandem mass spectrometry 

      Uclés, Samanta; Lozano Fernández, A.B.; Sosa, Alexis Lionel; Parrilla Vázquez, Piedad; Valverde García, Antonio; Rodríguez Fernández-Alba, Amadeo (2017)
      Gas and liquid chromatography coupled to triple quadrupole tandem mass spectrometry are currently the most powerful tools employed for the routine analysis of pesticide residues in food control laboratories. However, ...

    • Multiresidue method for trace pesticide analysis in honeybee wax comb by GC-QqQ-MS 

      Gil García, M.D.; Uclés, Samanta; Lozano Fernández, A.B.; Sosa, Alexis Lionel; Rodríguez Fernández-Alba, Amadeo (2017-01-15)
      The aim of this analytical study is to develop an improved multi-residue methodology of high sensitivity and expanded scope for pesticide residue analysis in honeybee wax combs. The method was validated for 160 pesticide ...

    • Screening of pesticide residues in honeybee wax comb by LC-ESI-MS/MS. A pilot study 

      Herrera López, Sonia; Lozano, Ana; Sosa, Alexis Lionel; Hernando, M. Dolores; Rodríguez Fernández-Alba, Amadeo (2016-11)
      A developed multi-residue method using microflow-LC-ESI-QqQ-MS provided a wide-scope analysis for medium-polar and polar pesticide residues (120 compounds including breakdown products). Honeybee wax comb samples were ...