Publications by authors named "J P Batt"

Viruses wield significant influence over microbial communities and ecosystem function in marine environments. However, the selection of viral life strategies and their impacts on microbial communities remains enigmatic. In this study, we utilized a large-scale macrocosm, established using water samples from a marine coastal region, to enable community-level investigation.

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  • Platypnea orthodeoxia syndrome (POS) is a rare cause of low oxygen levels that requires careful clinical evaluation and collaboration among specialists for diagnosis.
  • An 86-year-old male presented to the ER with low oxygen saturation (84%) and did not improve with supplemental oxygen; however, his oxygen levels increased significantly when lying down.
  • Diagnosis was confirmed through echocardiography revealing a large patent foramen ovale (PFO) causing a right-to-left shunt; he was treated successfully, improving his oxygen levels and allowing him to go home without supplemental oxygen.*
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  • Mycobacterium abscessus complex (MABC) is an opportunistic bacteria that can cause severe pulmonary infections, leading to a study investigating its transmission in healthcare settings in Montréal.
  • The research analyzed 221 bacterial isolates from 115 individuals between 2010-2018 for genetic similarities, revealing 28 sequence types and 210 pairs of isolates within a close genetic range, although no definitive person-to-person transmission was identified.
  • The study concluded that while genomic analysis is helpful, it’s not enough to confirm MABC transmission in healthcare, suggesting that infections likely aren't spread directly between patients in these environments.
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We assessed the feasibility of implementing a virtually guided Neuromuscular Electrical Stimulation (NMES) protocol over the tibialis anterior (TA) muscle while collecting heart rate (HR), Numeric Pain Rating Scale (NPRS), and quality of contraction (QoC) data. We investigated if HR, NPRS, and QoC differ ON and OFF the TA motor point and explored potential relationships between heart rate variability (HRV) and the NPRS. Twelve healthy adults participated in this cross-sectional study.

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Acute respiratory distress syndrome (ARDS) is associated with long-term impairments in brain and muscle function that significantly impact the quality of life of those who survive the acute illness. The mechanisms underlying these impairments are not yet well understood, and evidence-based interventions to minimize the burden on patients remain unproved. The NHLBI of the NIH assembled a workshop in April 2023 to review the state of the science regarding ARDS-associated brain and muscle dysfunction, to identify gaps in current knowledge, and to determine priorities for future investigation.

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