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Showing posts with the label Genetics

Once-mysterious 'Atacama Skeleton' illuminates genetics of bone disease

The skeleton, discovered in a leather pouch behind an abandoned church, was pristine: a tiny figure, just six inches long, with a cone-shaped head, 10 pairs of ribs, and bones that looked like those …

New insights into the late history of Neanderthals

Researchers at the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, have sequenced the genomes of five Neanderthals that lived between 39,000 and 47,000 years ago. These late N…

New genetic research shows extent of cross-breeding between wild wolves and domestic dogs

Mating between domesticated dogs and wild wolves over hundreds of years has left a genetic mark on the wolf gene pool, new research has shown. A black Italian wolf [Credit: Graziano Tortelli] The int…

First population-scale sequencing project explores platypus history

The platypus is the ultimate evolutionary mashup of birds, reptiles and mammals. The iconic, egg-laying, venom producing, duck-billed platypus first had its genome sequenced in 2008, revealing its un…

Agriculture initiated by indigenous peoples, not Fertile Crescent migration

Small scale agricultural farming was first initiated by indigenous communities living on Turkey's Anatolian plateau, and not introduced by migrant farmers as previously thought, according to new …

Genetic analysis uncovers the evolutionary origin of vertebrate limbs

As you picture the first fish to crawl out of primordial waters onto land, it's easy to imagine how its paired fins eventually evolved into the arms and legs of modern-day vertebrates, including …

Researchers add 700 years to Malta's history

Researchers at Queen's University Belfast have discovered that the first people to inhabit Malta arrived 700 years earlier than history books indicate. Xaghra Mandible [Credit: Queen's Univer…

Elusive venomous mammal joins the genome club

An article published in the open-access journal GigaScience presents a draft genome of a small shrew-like animal, the venomous Hispaniolan solenodon (Solenodon paradoxus). This species is unusual no…

Scientists discover genomic ancestry of Stone Age North Africans from Morocco

An international team of researchers, led by Johannes Krause and Choongwon Jeong from the Max Planck Institute for the Science of Human History (Jena, Germany), and Abdeljalil Bouzouggar from the Ins…

Modern humans interbred with Denisovans twice in history

Modern humans co-existed and interbred not only with Neanderthals, but also with another species of archaic humans, the mysterious Denisovans. While developing a new genome-analysis method for compar…

Scientists map the portal to the cell's nucleus

Like an island nation, the nucleus of a cell has a transportation problem. Evolution has enclosed it with a double membrane, the nuclear envelope, which protects DNA but also cuts it off from the res…

Biologists unravel another mystery of what makes DNA go 'loopy'

Scientists discovered another key to how DNA forms loops and wraps inside the cell nucleus -- a precise method of "packing" that may affect gene expression. Interior of a cell showing the n…

DNA-based study reconstructs face of Japanese woman from 3,800 years ago

Researchers for the first time reconstructed the head of a woman from the Jomon Pottery Culture period (c. 8000 B.C.-300 B.C.) using a DNA analysis that removed much of the guesswork usually involved…

Skulls show women moved across medieval Europe, not just men

The newcomers who arrived in the little farming villages of medieval Germany would have stood out: They had dark hair and tawny skin, spoke a different language and had remarkably tall heads. Skulls …

Genetic prehistory of Iberia differs from central and northern Europe

In a multidisciplinary study published in Proceedings of the National Academy of Sciences , an international team of researchers combined archaeological, genetic and stable isotope data to encapsulat…

Research reveals genetic timeline of early Pacific settlers

Researchers from The Australian National University (ANU) have helped put together the most comprehensive study ever conducted into the origins of people in Vanuatu -- regarded as a geographic gatewa…
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