Publications by authors named "M H Bayoumy"

The continuous use of synthetic insecticides to suppress mosquito larvae has detrimental impacts on the environment and human health. Finding novel and target-specific bio-insecticides has become crucial. Here, the larvicidal and genotoxic activities of different extracts from and toward larvae were investigated.

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  • Diving beetles, specifically Rhantus elevatus, are general predators that can control mosquito larvae populations, but current evidence supporting their effectiveness is limited.
  • The study evaluated the functional response of these beetles by assessing their predation rates on varying densities of Culex pipiens larvae and found that both larval and adult stages exhibited a Type II response, with larvae being more effective at low prey densities.
  • The findings suggest that for optimal biocontrol of mosquitoes, a ratio of 1 predator to 100 prey should be maintained to minimize interference among predators.
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  • - The COVID-19 pandemic significantly impacted pediatric cancer centers, with 75.9% of centers reporting difficulties in patient access and 72.4% seeing changes in patient flow due to the virus.
  • - Over two-thirds of surveyed health care professionals were infected with COVID-19, leading to treatment guideline modifications in 62% of centers, while follow-up care was provided through various methods, including in-hospital and telemedicine.
  • - Pediatric oncologists have mixed expectations about the long-term effects of COVID-19, with 76% anticipating increased telemedicine use, and over half believing that chemotherapy protocols may need adjustments if the pandemic continues.
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Background: Fractured stem of the hip prosthesis is well documented in the literature. Although it is rare, it is considered as a challenging problem. Many techniques have been described to solve this problem.

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