Evolving a bigger brain with human DNA

The size of the human brain expanded dramatically during the course of evolution, imparting us with unique capabilities to use abstract language and do complex math. But how did the human brain get larger than that of our ...

Newly discovered gene critical to embryo's first days

A previously unknown gene plays a critical part in the development of the human embryo during the first days of fertilisation, researchers from Karolinska Institutet show. The paper, which is published in the scientific journal ...

New insights into early human embryo development

Researchers at Karolinska Institutet and the Ludwig Cancer Research in Stockholm, Sweden have conducted a detailed molecular analysis of the embryo's first week of development. Their results show that there are considerable ...

Gene switch makes us look like our animal cousins

An international team of biologists has discovered how the same genes are turned on in mammals, fish and amphibians early in embryonic development, making them look incredibly similar for a brief period of time.

EU court: No patents for some stem cell techniques (Update 2)

The European Union's top court ruled Tuesday that scientists cannot patent stem cell techniques that use human embryos for research, a decision some scientists said could threaten major medical advances if it prevents biotech ...

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