Publications by authors named "Rodrigo Suhett de Souza"

Article Synopsis
  • * This study analyzed the genomes of four specific HN/AD bacterial strains (UFV5, UFV3, UFV2, and UFV4) and found that while they have genes for amino acid and protein production, there were no common nitrogen metabolism genes across the strains.
  • * The researchers identified nine potential candidate genes linked to the HN/AD process by comparing these bacterial genomes with existing transcriptomic data, contributing to a better understanding of how these bacteria function in ammonia removal.
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Article Synopsis
  • The study investigates the biological removal of ammonium using a specific bacterium, Pseudomonas stutzeri UFV5, identified from wastewater treatment, focusing on its effectiveness and underlying mechanisms.
  • Results showed nearly complete ammonium removal within 48-72 hours under various environmental conditions, utilizing different carbon sources, salinities, pH levels, and temperatures.
  • Genomic analysis revealed the presence of genes for anaerobic denitrification but none for autotrophic nitrification, suggesting that the bacterium employs a unique, non-conventional mechanism for ammonium removal during the heterotrophic nitrification/aerobic denitrification process.
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Biological ammonium removal via heterotrophic nitrification/aerobic denitrification (HN/AD) was characterized for two isolates from a wastewater treatment station (WWTS). They were identified as Pseudomonas balearica UFV3 and Gordonia amicalis UFV4. Their ability to remove ammonium via NH/DA was validated by chromatography, and the influence of different physical-chemical factors on removal was evaluated.

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