Title:GuaB activity is required in Rhizobium tropici during the early stages of nodulation of determinate nodules but is dispensable for the sinorhizobium meliloti-alfalfa symbiotic interaction
Title:Direct effect of melatonin on Syrian hamster testes: melatonin subtype 1a receptors, inhibition of androgen production, and interaction with the local corticotropin-releasing hormone system
Title:Redescripción y nuevos registros de Nematomorpha (Gordiida) de Chile con la descripción de dos nuevas especies / Redescription and new records of freshwater Nematomorpha (Gordiida) from Chile, with the description of two new species
Title:The subgenus Stilobezzia (Eukraiohelea) in Argentina and Paraguay (Diptera: Ceratopogonidae) / El subgénero Stilobezzia (Eukraiohelea) en la Argentina y Paraguay (Diptera: Ceratopogonidae)
Title:The fourth instar larva and pupa of the Neotropical biting midge Forcipomyia (Forcipomyia) rioplatensis Marino and Spinelli (Diptera: Ceratopogonidae)
Title:New data on the morphology of Polygenis (Polygenis) rimatus (Jordan) (Siphonaptera: Rhopalopsyllidae) / Novos dados relativos à morfologia de Polygenis (Polygenis) rimatus (Jordan) (Siphonaptera: Rhopalopsyllidae)