The researchers, from Peking University’s School of Life Sciences, discovered a milder “S-type” strain, and an “L-type”\u00a0which is highly infectious and currently accounts for around 70% of cases<\/strong>, according to\u00a0The Telegraph<\/em><\/a>. The researchers cautioned that their preliminary findings looked at a limited number of cases (103), and that follow-up studies with larger data sets are needed to better understand the virus’s evolution.<\/p>\n A genetic analysis of the coronavirus found in a man who tested positive in the United States on January 21 also showed that it’s possible to be infected with\u00a0both strains<\/strong>.<\/p>\n Coronavirus, which was first detected in December 2018 in Wuhan, China, has infected at least 94,000 people –\u00a0officially<\/em>, and killed more than 3,200 as of this writing.<\/p>\n And while there are now two major strains identified, scientist Trevor Bedford of Nextstrain has been tracking\u00a0161 strains of SARS-CoV-2 (the virus that causes COVID-19)<\/strong>\u00a0in patients across the globe.<\/p>\n Bedford writes in a\u00a0March 2 blog post<\/a>\u00a0that “The novel coronavirus which is responsible for the emerging COVID-19 pandemic mutates at an average of about\u00a0two mutations per month.<\/a>”<\/p>\n Visualize the virus radiating out from China, mutating as it spreads.<\/p>\n Right: map with different strains color-coded Very impressive work by @trvrb<\/a> and the group at Nextstrain. https:\/\/t.co\/p3wkhvtDPL<\/a> pic.twitter.com\/BuoxBaW81A<\/a><\/p>\n — Balaji (@balajis) February 28, 2020<\/a><\/p><\/blockquote>\n![\"\"](\"https:\/\/zh-prod-1cc738ca-7d3b-4a72-b792-20bd8d8fa069.storage.googleapis.com\/s3fs-public\/styles\/inline_image_desktop\/public\/inline-images\/wuhan%20corona_0.jpg?itok=hKhV00B9)
<\/picture><\/a><\/strong><\/p>\n![\"\"](\"https:\/\/zh-prod-1cc738ca-7d3b-4a72-b792-20bd8d8fa069.storage.googleapis.com\/s3fs-public\/styles\/inline_image_desktop\/public\/inline-images\/two%20strains.jpg?itok=f6QlyAEl)
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Left: phylogenetic tree, showing how individual strains mutate and diverge<\/p>\n
![\"\"](\"https:\/\/zh-prod-1cc738ca-7d3b-4a72-b792-20bd8d8fa069.storage.googleapis.com\/s3fs-public\/inline-images\/two%20strains.jpg\")
<\/a>![Via the\u00a0<\/em><\/a>Daily Mail<\/a><\/em><\/figcaption><\/figure>\nCoronavirus, which was first detected in December 2018 in Wuhan, China, has infected at least 94,000 people –\u00a0officially<\/em>, and killed more than 3,200 as of this writing.<\/p>\nAnd while there are now two major strains identified, scientist Trevor Bedford of Nextstrain has been tracking\u00a0161 strains of SARS-CoV-2 (the virus that causes COVID-19)<\/strong>\u00a0in patients across the globe.<\/p>\nBedford writes in a\u00a0March 2 blog post<\/a>\u00a0that “The novel coronavirus which is responsible for the emerging COVID-19 pandemic mutates at an average of about\u00a0two mutations per month.<\/a>”<\/p>\n\nVisualize the virus radiating out from China, mutating as it spreads.<\/p>\nRight: map with different strains color-codedLeft: phylogenetic tree, showing how individual strains mutate and diverge<\/p>\nVery impressive work by @trvrb<\/a> and the group at Nextstrain. https:\/\/t.co\/p3wkhvtDPL<\/a> pic.twitter.com\/BuoxBaW81A<\/a><\/p>\n— Balaji (@balajis) February 28, 2020<\/a><\/p><\/blockquote>\n](\"https:\/\/www.zerohedge.com\/s3\/files\/inline-images\/two%20strains.jpg?itok=LaYpzzui\"){kind=link}