{
  "$type": "site.standard.document",
  "bskyPostRef": {
    "cid": "bafyreig62bhkldarb6syf7f4mvw7hpa6j3aqsjpax6wr6vslgmb7kjf4di",
    "uri": "at://did:plc:pmmp7irwts7faw56jdxk3idc/app.bsky.feed.post/3motfsnwx6lg2"
  },
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreigylr6wti55ndteisgt3drxcdivhyazoeuxatsmtfzotjufbwutgm"
    },
    "mimeType": "image/jpeg",
    "size": 159436
  },
  "path": "/news/2026-06-amino-acid-viruses-human.html",
  "publishedAt": "2026-06-21T17:00:01.000Z",
  "site": "https://medicalxpress.com",
  "textContent": "Most pandemics start when a pathogen spreads from animals to humans. It's a leading explanation for the COVID-19 pandemic: The SARS-CoV-2 virus, which causes COVID-19, is a cousin of coronaviruses that live in bats.",
  "title": "Single amino acid change may help viruses jump from bat to human"
}