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Artículos sobre DNA

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You could fill this with coffee … or the equivalent of millions of DVDs. raindog/Flickr

DNA data storage: 100 million hours of HD video in every cup

Biological systems have been using DNA as an information storage molecule for billions of years. Vast amounts of data can thus be encoded within microscopic volumes, and we carry the proof of this concept…
The Indian Myna is an invasive species – but has its behaviour changed in Australia? Wikimedia Commons.

Besieged by destructive plants and animals? Blame epigenetics

Plants and animals that are seemingly harmless in their native habitats can become quite aggressive or even destructive in a new location. Think of the rats that have been a source of human and animal…
The dingo appeared around the same time as new tool technology and Indian visitors, the researchers suggested. http://www.flickr.com/photos/ogwen

Study links ancient Indian visitors to Australia’s first dingoes

A new study of DNA has found that Indian people may have come to Australia around 4000 years ago, an event possibly linked to the first appearance of the dingo. Australia was first populated around 40,000…
The human brain can write plays and build robots, but where did this intelligence come from? ores2k

Human intelligence: why are we the smartest primates?

Intelligence is our most complex characteristic. Some would even say it defines us, setting us apart from other primates. And now, a new study – published this week by Hennady P. Shulha and colleagues…
Could DNA-based prevention efforts spell trouble for illegal loggers? jimmedia

DNA based methods leave illegal loggers with no place to hide

Illegal logging is a major contributor to tropical deforestation and forest degradation. Australia is currently considering legislation to prevent the importation of illegally logged wood. But if the legislation…
The concept of junk DNA has been debunked by a massive new genetic mapping project. AAP

Human Genome 2.0: ENCODE project debunks ‘junk’ DNA

DNA previously written off as junk actually acts as a lever controlling genetic activity, leading to health or illness, reveals a massive new genetic mapping project. It’s been ten years since the human…
More than 99.5% of the genome is identical between two humans, but that still leaves 15m positions to search through. fdecomite

Personal genomics: where science fiction meets reality

Imagine a future where doctors take a strand of your hair or a drop of your blood and tell you your DNA predicts a 78% risk of developing heart disease. On the plus side, it also predicts exactly which…
DNA barcoding uses a few standard genes to provide a sure-fire genetic species identification method. Conor Lawless

Genetically linked, a continent apart: the rise of DNA barcoding

We’ve written previously on The Conversation about how taxonomy – the science of describing and naming species – can be quite a subjective science. But taxonomists can broadly be split into two camps…
What part do superstition and inconsistency play in contemporary genetic research? DNA Art Online

Uncomfortable truth: an ecologist in the genetics lab

I’ve been an ecologist in Australia for the last ten years, working for both government agencies and as a university researcher. Over this time, funding for fieldwork has been increasingly hard to secure…
Technical, financial and legal barriers stop the sharing of vital information in medical research. Frans de Waal/ Wikimedia Commons

Sharing is caring: we need open access to genetic information

A paper published today in Science Translational Medicine calls for the open sharing of clinical trial data among the medical research community. Researchers argue data sharing would lead to faster, more…
A whole genome test is meaningless unless you can interpret it. Dave Faryam

The $1000 genome map: do you really want to know?

It’s now possible to access genetic testing from your living room or office, without the need to visit a health professional. There are many reasons why you might like to get a genetic test. Maybe someone…

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