Featured Research

from universities, journals, and other organizations

A relative from the Tianyuan Cave: Humans living 40,000 years ago likely related to many present-day Asians and Native Americans

Date:
January 21, 2013
Source:
Max-Planck-Gesellschaft
Summary:
Ancient DNA has revealed that humans living some 40,000 years ago in the area near Beijing were likely related to many present-day Asians and Native Americans.

The leg of the early modern human from Tianyuan Cave was used for the genetic analysis as well as for carbon dating.
Credit: MPI for Evolutionary Anthropology

Ancient DNA has revealed that humans living some 40,000 years ago in the area near Beijing were likely related to many present-day Asians and Native Americans.

Related Articles


An international team of researchers including Svante Pääbo and Qiaomei Fu of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, sequenced nuclear and mitochondrial DNA that had been extracted from the leg of an early modern human from Tianyuan Cave near Beijing, China. Analyses of this individual's DNA showed that the Tianyuan human shared a common origin with the ancestors of many present-day Asians and Native Americans. In addition, the researchers found that the proportion of Neanderthal and Denisovan-DNA in this early modern human is not higher than in people living in this region nowadays.

Humans with morphology similar to present-day humans appear in the fossil record across Eurasia between 40,000 and 50,000 years ago. The genetic relationships between these early modern humans and present-day human populations had not yet been established. Qiaomei Fu, Matthias Meyer and colleagues of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, extracted nuclear and mitochondrial DNA from a 40,000 year old leg bone found in 2003 at the Tianyuan Cave site located outside Beijing. For their study the researchers were using new techniques that can identify ancient genetic material from an archaeological find even when large quantities of DNA from soil bacteria are present.

The researchers then reconstructed a genetic profile of the leg's owner. "This individual lived during an important evolutionary transition when early modern humans, who shared certain features with earlier forms such as Neanderthals, were replacing Neanderthals and Denisovans, who later became extinct," says Svante Pääbo of the Max Planck Institute for Evolutionary Anthropology, who led the study.

The genetic profile reveals that this early modern human was related to the ancestors of many present-day Asians and Native Americans but had already diverged genetically from the ancestors of present-day Europeans. In addition, the Tianyuan individual did not carry a larger proportion of Neanderthal or Denisovan DNA than present-day people in the region. "More analyses of additional early modern humans across Eurasia will further refine our understanding of when and how modern humans spread across Europe and Asia," says Svante Pääbo.

Parts of the work were carried out in a new laboratory jointly run by the Max Planck Society and the Chinese Academy of Sciences in Beijing.


Story Source:

The above story is based on materials provided by Max-Planck-Gesellschaft. Note: Materials may be edited for content and length.


Journal Reference:

  1. Qiaomei Fu, Matthias Meyer, Xing Gao, Udo Stenzel, Hernán A. Burbano, Janet Kelso, Svante Pääbo. DNA analysis of an early modern human from Tianyuan Cave. PNAS, January 21, 2013

Cite This Page:

Max-Planck-Gesellschaft. "A relative from the Tianyuan Cave: Humans living 40,000 years ago likely related to many present-day Asians and Native Americans." ScienceDaily. ScienceDaily, 21 January 2013. <www.sciencedaily.com/releases/2013/01/130121161802.htm>.
Max-Planck-Gesellschaft. (2013, January 21). A relative from the Tianyuan Cave: Humans living 40,000 years ago likely related to many present-day Asians and Native Americans. ScienceDaily. Retrieved January 27, 2015 from www.sciencedaily.com/releases/2013/01/130121161802.htm
Max-Planck-Gesellschaft. "A relative from the Tianyuan Cave: Humans living 40,000 years ago likely related to many present-day Asians and Native Americans." ScienceDaily. www.sciencedaily.com/releases/2013/01/130121161802.htm (accessed January 27, 2015).

Share This


More From ScienceDaily



More Fossils & Ruins News

Tuesday, January 27, 2015

Featured Research

from universities, journals, and other organizations


Featured Videos

from AP, Reuters, AFP, and other news services

Gallery Takes Two Years to Carefully Repair Hole Punched in $12 Million Monet

Gallery Takes Two Years to Carefully Repair Hole Punched in $12 Million Monet

Buzz60 (Jan. 26, 2015) — An Irish art gallery details the extensive surgery a priceless Monet underwent after being punched by some crazy Irish guy. Jen Markham (@jenmarkham) has the story. Video provided by Buzz60
Powered by NewsLook.com
India Clears Cows, Dogs, Dust for Obama Taj Mahal Trip

India Clears Cows, Dogs, Dust for Obama Taj Mahal Trip

AFP (Jan. 23, 2015) — Preparations are under way at the Taj Mahal ahead of a visit by Barack and Michelle Obama. Duration: 01:11 Video provided by AFP
Powered by NewsLook.com
Lincoln Collection to Be Auctioned in Dallas

Lincoln Collection to Be Auctioned in Dallas

AP (Jan. 23, 2015) — Hundreds of pieces of Lincoln memorabilia collected by a Fort Worth, Texas businessman are set to be auctioned this weekend. (Jan. 23) Video provided by AP
Powered by NewsLook.com
Phones Used 100 Years Ago on Display

Phones Used 100 Years Ago on Display

AP (Jan. 22, 2015) — The phones used to make the world&apos;s first coast-to-coast conference call 100 years ago have been put on display at the California Historical Society&apos;s 1915 World&apos;s Fair exhibit space in San Francisco. (Jan. 22) Video provided by AP
Powered by NewsLook.com

Search ScienceDaily

Number of stories in archives: 140,361

Find with keyword(s):
 
Enter a keyword or phrase to search ScienceDaily for related topics and research stories.

Save/Print:
Share:  

Breaking News:

Strange & Offbeat Stories

 

Plants & Animals

Earth & Climate

Fossils & Ruins

In Other News

... from NewsDaily.com

Science News

Health News

Environment News

Technology News



Save/Print:
Share:  

Free Subscriptions


Get the latest science news with ScienceDaily's free email newsletters, updated daily and weekly. Or view hourly updated newsfeeds in your RSS reader:

Get Social & Mobile


Keep up to date with the latest news from ScienceDaily via social networks and mobile apps:

Have Feedback?


Tell us what you think of ScienceDaily -- we welcome both positive and negative comments. Have any problems using the site? Questions?
Mobile iPhone Android Web
Follow Facebook Twitter Google+
Subscribe RSS Feeds Email Newsletters
Latest Headlines Health & Medicine Mind & Brain Space & Time Matter & Energy Computers & Math Plants & Animals Earth & Climate Fossils & Ruins