Diario HOY | Revelan que los perros mapaches podrían ser el origen del covid-19

Recent genetic research suggests that raccoon dogs sold at the Huanan Seafood Market in Wuhan may have served as intermediate hosts that carried and spread the SARS-CoV-2 virus. By analyzing early samples collected before the formal onset of the pandemic, scientists found a significant mixture of viral and animal genetic material, indicating that the animals were infected and in direct contact with the pathogen. Although it cannot be definitively confirmed that they were the sole transmitters, this evidence is crucial for understanding how the virus jumped to humans. This finding reopens the debate on the zoonotic origin of the virus, contrasting with earlier hypotheses that suggested direct human-to-human transmission or the impossibility of identifying a specific animal host. Experts emphasize that while raccoon dogs are prime candidates, they do not rule out the presence of other species at the market. The spatial and temporal proximity between the virus and the animal genetic material provides a logical explanation for the initial spread, reinforcing the theory of a natural, animal-mediated origin before the virus reached humans. The relevance to open data lies in the use of raw genomic data published on open-access platforms such as GISAID, which enabled independent researchers to reanalyze the information and reach conclusions different from those in initial reports. This demonstrates the value of transparency in scientific data, allowing the global community to verify, critique, and advance the understanding of health crises without relying exclusively on official statements or closed data. The ability to access and reinterpret these public samples is essential for unraveling pandemic mysteries and combating political misinformation.

Source: hoy.com.py
Published on 2023-03-19

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