Publications by authors named "G Zelleke"

Article Synopsis
  • - Governments worldwide adopted varying strategies to combat COVID-19, with some aiming for herd immunity despite the WHO deeming it unethical, leading to increased viral diversity and potential health risks.
  • - A study utilizing the CovidSim model investigated the impact of multi-infections on COVID-19 morbidity and mortality in the U.S., simulating scenarios of contact reductions and the spread of infections.
  • - Results showed that while multi-infections could lead to fewer overall infections due to higher isolation rates, they significantly increased mortality, highlighting the effectiveness of a potential second lockdown in reducing infections and deaths.
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(1) Four breeding groups of Rhode Island Red and White Leghorn domestic fowl (RIR (female) x RIR (male), RIR (female) x WL (male), WL (female) x RIR (male) and WL (female) x WL (male)) were compared for fertility, hatchability, and their post-insemination sustainability, egg weight loss during incubation and uncovered yolk in abdominal cavity of dead in shell in order to understand the problems associated with the RIR breed in these respects. (2) Crossing RIR (female) with WL (male) or in reverse sex combinations did not improve fertility in comparison to pure RIR chickens and all these groups were less fertile than the pure WL. (3) Unlike fertility, hatchability in RIR improved with the change to either sex partner of the WL breed but the WL (female) x RIR (male) combination was similar to the pure WL (97.

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