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Comment by Philipp Markolin

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Science writer covering SARS-CoV-2 origins and the Rootclaim debate
That nature, not engineers, created the Furin cleavage site in SARS-CoV-2.
AI Verified (Oct 31, 2025)
Source:
Philipp Markolin, "The Brazilian clue," Protagonist Science, October 31, 2025.
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Policy proposals and claims
COVID-19 originated from a lab-related incident rather than natural zoonotic spillover
votes Against
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AI Verified Attributing the furin cleavage site to nature cuts against the lab-incident statement, so the quote is relevant to the origin dispute. gpt-5 · Hector Perez Arenas gpt-5 · 1h ago
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AI Verified Attributing the furin cleavage site to nature supports the zoonotic account, so against is correct. gpt-5 · Hector Perez Arenas gpt-5 · 1h ago

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AI Verified Protagonist Science Substack post contains the quoted line on nature, not engineers, creating the Furin cleavage site. gpt-5 · Hector Perez Arenas gpt-5 · 1h ago
replying to Philipp Markolin