Publications by authors named "S A Helmy"

This comprehensive review examines the impact of dietary patterns on gut microbiome composition and diversity from infancy to old age, linking these changes to age-related health outcomes. It investigates how the gut microbiome develops and changes across life stages, focusing on the influence of dietary factors. The review explores how early-life feeding practices, including breastfeeding and formula feeding, shape the infant gut microbiota and have lasting effects.

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  • The study investigated how the algae Nannochloropsis oculata (N. oculata) can protect rams from reproductive damage caused by lead toxicity.
  • Sixteen Barki rams were divided into four groups: one control group, one group fed with N. oculata, one group exposed to lead acetate, and one group receiving both N. oculata and lead.
  • Results showed that N. oculata improved semen quality, testosterone levels, and antioxidant status while reducing inflammation, indicating it can counteract the harmful effects of lead on reproduction in rams.
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Using a straightforward, sensitive and precise liquid chromatographic approach, it is now possible to concurrently measure the amounts of ibuprofen (IBU) and paracetamol (PAR) in human plasma. A µ BondapakTM C18 column (300 mm × 3.9 mm, 15-20 μm) demonstrated acceptable separation when utilizing a mobile phase of 10 mM disodium hydrogen orthophosphate solution and acetonitrile at an 80:20, v/v ratio.

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Introduction: Adult patients who have suffered acute cardiac or pulmonary failure are increasingly being treated using extracorporeal membrane oxygenation (ECMO), a cardiopulmonary bypass technique. While ECMO has improved the long-term outcomes of these patients, neurological injuries can occur from underlying illness or ECMO itself. Cerebral autoregulation (CA) allows the brain to maintain steady perfusion during changes in systemic blood pressure.

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  • The study examines the outcomes of patients who underwent ECMO (extracorporeal membrane oxygenation) following acute neurosurgical interventions across four high-volume centers in the U.S.
  • Researchers reviewed data from 24 adults who underwent various neurosurgical procedures before or during ECMO, aiming to determine survival rates and neurologic outcomes.
  • Findings showed that 63% of these patients survived to hospital discharge, with 80% of those having favorable neurologic outcomes, suggesting that ECMO could be beneficial even in cases with significant neurologic injury.
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