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Articles sur DNA

Affichage de 361 à 380 de 464 articles

The Human Genome Project was just the beginning. The Epigenome Roadmap is now telling us how all these genes switch on and off in different parts of the body, and how they go wrong with disease. Tom Purcell/Flickr

Beyond genetics: illuminating the epigenome

There’s still a lot we don’t know about how various genes are switched on and off. But a new project is seeking to shed light on the complex world of epigenetics.
The Ripper case is important, and not only because of the women who suffered dreadful deaths. Dalibor Levíček

Still a mystery: DNA hasn’t named Jack the Ripper after all

The Jack the Ripper murders are the most potent cold case ever. More than a century on from the first killing in 1888 they are still attracting global attention. Academics of many disciplines publish on…
Icy times for mom-to-be meant bad news for baby-on-board. Shaun Best/Reuters

Mom’s prenatal hardship turns baby’s genes on and off

In January 1998 five days of freezing rain collapsed the electrical grid of the Canadian province of Québec. The storm left more than 3 million people without electricity for anywhere from a few hours…
Palmer United Party Senator Jacqui Lambie is willing to take a DNA test to prove her Indigenous heritage – but would that do any good? AAP Image/Lukas Coch

Explainer: can a DNA test reveal if you’re an Indigenous Australian?

Palmer United Party Senator Jacqui Lambie recently created controversy by claiming in her first speech to Parliament that going back six generations, she is related to the renowned Tasmanian Aboriginal…

Minor DNA changes determine hair colour

Hair colour in humans is largely determined by a molecule critical to stem cell function and development, according to a…
To which flag do the kiwi bird’s ancestors belong? New Zealand, Australia or somewhere else? Lakeview Images

Rewriting the origin of New Zealand’s kiwi bird ancestors

New research has shattered the idea that New Zealand’s iconic kiwi bird is a close relative of Australia’s emu. Instead, the kiwi has a closer connection with a giant flightless bird that was the stuff…
What parents eat before conceiving a child affects their baby’s DNA expression. hndrk/Flickr

How your parents’ diet before your birth impacts your health

Chromosomes and genes contain the blueprint for your physical characteristics. But your parents’ health and diet before you were conceived can also affect how your genes are expressed – and impact your…

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