Key message: Styrax camporum, an Al-accumulating species from the Cerrado, seems to rely on the exudation of citric and oxalic acids to avoid excessive Al. Abstract: Organic acid (OA) exudation by the roots of plants to ...

The release of allelochemicals by aquatic macrophytes can inhibit or benefit other plants. Here we studied allelopathic interactions between syntopic species native to the Neotropical region. First, we quantified the ...

Motility allows populations of bacteria to rapidly reach and colonize new microniches or microhabitats. The motility ofrhizobia (symbiotic nitrogen-fixing bacteria that nodulate legume roots) is an important factor determining ...

Sulphur (S) is incorporated into diverse primary and secondary metabolites that play important roles in proper growth and development of plants. In cereals, a fraction of the nitrogen (N) accumulated in developing grains ...

A vegetação do Cerrado, tipicamente conhecida como ‘Savana brasileira’, é constituída por espécies que são adaptadas a crescer em solos ácidos e ricos em alumínio (Al). Usando Styrax camporum, uma planta lenhosa do Cerrado ...

Ethnopharmacological relevance: 'Resin-of-canuaru' is a medicine utilized by caboclos living in the Amazon Region, Brazil. There is a mystery regarding its origin because the caboclos maintain that this substance is derived ...