Ions and Metals in Polystyrene Samples by X-Ray Fluorescence Technique by Thales Zanin dos Santos de Oliveira, Cibele Bugno Zamboni, Bárbara Barroso Issa Cardozo, João Paulo de Sá Felizardo, Roberto Meigikos dos Anjos

“…This analysis will help identify toxic metals present in these polymer compositions as well as metals adsorbed on the plastic surface, contributing to defining measures to address this issue. Samples (in triplicate) were divided into three groups: I) Standard: sample available commercially; II) Control: sample exposed only to ultra-pure water, in the dark with a controlled temperature of 25 degrees Celsius; III) Exposed samples in Jurujuba (Baía de Guanabara). …”
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Full-length genome reveals genetic diversity and extensive recombination patterns of Saudi GI-1 and GI-23 genotypes of infectious bronchitis virus by Ali N. Alhafufi, Samy Kasem, Fahad N. Almajhdi, Hassan A. Albaqshi, Fanan A. Alaql, Ehab A. Rihan, Ehab M. Abd-Allah, Ameen A. Alyousaf, Yahya K. Aljasem, Najwa D. Aljehani, Mohei A. Haridy, Ahmed R. Alhimaidi, Ahmed S. Abdel-Moneim

“…The chickens exhibited reduced laying rates and symptoms such as weakness and respiratory distress, while broilers showed respiratory issues. Samples, including tracheal swabs and various tissue specimens, were pooled, homogenized, and stored at -20 °C prior to PCR analysis. …”
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