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Genetics

Analysis and Comment (38)

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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…
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Genetic information should only be shared with full and informed consent. Jack Fussell

Sharing isn’t always caring: genetic privacy must come first

Yesterday on The Conversation, Timothy Smith from the Florey Neurosciences Institute argued that in order to improve genetics research, we need free and open access to genetic information. But while the…
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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…
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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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It's time for a change in the way we categorise life on Earth. ஆ ன ந் த ம் / a n a n d h a m

DNA barcoding: a better way to discover species

It might surprise you to learn that the idea of a “species” is one of the more ambiguous concepts in science. Originally, “species” (meaning “kind” or “sort” in Latin) was used to refer to organisms that…
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Genetic variants that contribute to the risk of schizophrenia are present in everyone. Flickr/Akelei van Dam

Schizophrenia risk linked to common genetic variants

A quarter of the risk for developing schizophrenia can be traced to genetic variations that are common in the general population, a study by Queensland researchers has found. A new method of genetic analysis…
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Researchers have taken important steps in conserving endangered cats. dragaroo/Flickr

Saving the snow leopard: stem-cell generation a bright new hope

Looking at embryonic cells allows researchers to understand many of the fundamental questions about how an animal’s genes are structured and the role they play in developing the adult animal. This information…
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The demise of the woolly mammoth could teach us much about our effect on other species. George Teichmann

Did climate cause the extinction of the Ice Age megafauna?

When we think of the last 50,000 years of prehistory, particularly the “Ice Age”, extinct species such as the woolly mammoth and woolly rhinoceros often spring to mind. Did humans bring about the extinction…
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It's clear that some people are just more predisposed to getting melanoma with the same level sun exposure than others. Andrey/Wikimedia Commonns

Understanding the genetic basis of melanoma

An international study published today in Nature Genetics, has discovered two genetic variants that increase the risk of melanoma. Melanoma is not the most common type of skin cancer but it is one of…
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Psychologists have debated whether our interests are a result of nature or nurture for more than 100 years. pbkwee/Flickr

Nature v nurture: score one all

So, you’ve got your father’s blonde hair and you were raised in a cricket-mad household and you like cricket. But is it your genes or your childhood that’s responsible for your love of cricket or your…
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So what's it to be, buddy, my cave or yours? Kaptain Kobold

Sex with our evolutionary cousins? What’s not to love?

We humans had sex with Neandertals; we bonked the relatives of Neandertals; we got down and dirty with members of an as-yet unrecognised African population; and we, of course, got jiggy with each other…
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Francis Galton pioneered the concept of eugenics in this lab in London in the late 19th century. Flickr/Science Museum London

Eugenics in Australia: The secret of Melbourne’s elite

Eugenics — the science of improving the race —was a powerful influence on the development of Western civilisation in the first half of the twentieth century. And Melbourne’s elite were among its chief…
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GM is not being used to make fishbread Frankenfoods. Dave Lifson/Flickr

Top five myths about genetic modification

The Conversation asked CSIRO scientist, Richard Richards, to look at the top five myths about genetic modification (GM), and correct the public record. Myth one: GM is just haphazard, imprecise cross…
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The man behind the mask. Ned Kelly's skeleton can finally be laid to rest. the euskadi 11

Ned Kelly remains are positively identified … but how was it done?

The remains of iconic bushranger Ned Kelly have been positively identified by forensic scientists more than a century after his hanging in 1880. The identification was made after an exhaustive forensic…
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Despite attacks, CSIRO isn't giving up on genetic research. AAP

CSIRO: GM essential for health and food security

Just as medical researchers work to unlock the role our human genes play in disease, CSIRO investigates how plant genes can be used to boost the health benefits of food, increase crop yields and prevent…
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These genes exert their influence through the immune system. Flickr/Natashacld

Revealed: 57 pieces of the MS puzzle

In one of the largest human genetic studies ever undertaken, scientists have identified the major common genetic variants that contribute to the cause of the devastating neurological disease, multiple…
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A test case is slated to challenge Myriad's claim for breast cancer genetic mutations next February. TheAlieness GiselaGiardino²³/Flickr

Patent controversy: don’t let breast cancer gene genie out of the bottle

The US Court of Appeals for the Federal Circuit has found Myriad Genetics is entitled to patents on two sets human genetic mutations used to predict if women have an increased risk of breast and ovarian…
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Specialists can go on a genetic fishing expedition tracking down potential relatives.

Why loosening genetic privacy law is a recipe for fear and frustration

Doctors are supposed to keep patient information confidential unless told otherwise, right? Well, not any longer. If you’re diagnosed with a genetic disorder, medical specialists are now allowed to contact…
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Hard laws and regulations are needed to protect our genetic information. California Institute for Regenerative Medicine

We’ve cracked the genetic code, now what?

The rapid development of genetic science and technology holds hope for greatly improved health outcomes, with better diagnostics, treatments and cures, as well as the beginning of pharmacogenomics and…
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Genetic change in humans is driven by cultural change, for example, blue eyes. Corey Butler

Determined to be different: what we do changes the wiring of our genes

The human genome provides penetrating and unexpected insights into human individual and collective history. Among them is the counterintuitive idea that genes are at the mercy of experience – that what…
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Heart attacks damage important muscles but now scientists think that a special protein can awaken the stem cells that grow new muscles. Flickr

Fixing a broken heart with stem cells

Vital heart muscles damaged during cardio arrest can be replaced by stem cells within the organ with the help of a special protein, scientists have discovered. Heart attacks cause dangerous damage to…
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Dialysis is one of the only currently available treatments for kidney disease. AAP

Why stem cells have a stake in kidney disease

Chronic kidney disease (CKD) is a significant and growing global public health problem. But the creation of a new type of stem cell offers new hope for therapies and drugs for this worldwide problem…
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Inherited only from mothers, the mitochondria may harbour male-harming mutations ddc c z/flickr

Could ‘mother’s curse’ cause male infertility?

As many as a one in 20 men is infertile, but in many cases the underlying cause for it remains unknown. Recent research has found that a peculiarity in the way in which the DNA inside our mitochondria…
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Mapping genetic diseases will reduce the unknown risks in family planning. flickr/Mrs Flinger

The benefits of mapping genetic disease in the Human Variome Project

Thanks to the genetic revolution and the internet, we can now see a way to map genetic diseases and reduce the burden of inherited conditions. Each year more than 3 million children born with a serious…
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The Bill seeks to close the loophole opened by the US Patent Office 30 years ago. AAP

Who owns the rights to the human body? It’s patently obvious

Read the argument against the proposed legislation Patents are only to be for granted inventions – that’s the intent of the Patents Act 1990, it has been the law for nearly 400 years, and it’s also what…
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Does homosexuality have something to offer everyone? marlin harm/Flickr

Best of mates: why ‘gay genes’ are a good fit for Darwin

Sexual orientation has long been cause for discussion and controversy, but just where does our sexual orientation come from? Are people “born gay” or are environmental causes at play? Historically, many…
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Francis Crick (right) and James Watson (far left) started a revolution in medicine. AAP

Genomics was great but it’s time for a new medical revolution

Medical science has changed the human health and lifespan in the last century and now another revolution is coming in health. This revolution will entail closing the chasm between what medical evidence…
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Try as you might, there's no proof you can control your genetic expression. mutsmuts/Flickr

Think you can think yourself better? Think again

Can the way we think influence the way we feel? Most of us would say yes. But can thinking affect the way our bodies behave on a genetic level? Can we, in essence, think ourselves better? A growing band…
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Your grandparents' lifespan can offer some valuable clues. joeduty/Flickr

Who wants to live forever?

It’s well known that humans are living longer than ever before, thanks partially to developments such as sanitation and modern medicine. But will it ever be possible for humans to live forever? The late…
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A vocal minority opposes stem cell research on moral grounds. Elizabeth Ng

Striking the balance in laws for stem cell research

The two pieces of Commonwealth legislation strictly regulate research use of human embryos in Australia are currently being reviewed. The Australian public is overwhelmingly in favour of stem cell research…
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Analysing the genome has revealed a great deal about common diseases. Lawrence Berkeley National Laboratory

Genome sceptics, you’re wrong: just look at MS

A few days ago, Jonathan Latham of The Guardian newspaper decried the failure of modern genetics to make inroads on common diseases. I think he got things very wrong. Latham claimed that: Despite more…

Research and News (18)

Research Briefs (39)

Defective gene linked to osteoporosis

Women with a particular faulty receptor lose 10 times more bone mass than women without it. The receptor for the energy molecule…

Genetics testing in school a success

A study offering genetic screening of year 10 and 11 students has been able to identify students at risk of a hereditary…

Gene critical to immune system

Researchers have found that a specific gene is responsible for the function of the immune system, and may be blocked or amplified…

Breast cancer risk viewed differently

Women with a strong family history of breast cancer, but no genetic link, are not consistent in how they perceive their risk…

Even plants get stressed

Plant and computer scientists have discovered the genes plants use to manage environmental stresses. Called “cis-regulatory…

Genetic basis of thinness

Researchers have found the genetic cause for extreme thinness, finding that people with extra copies of certain genes are…

Iberian lynx not doomed by its genetics

The low genetic diversity of the Iberian lynx – the most endangered carnivore in Europe – may not decrease the species' chance…

Unusual gene variants linked to ADHD

New research has identified more genes related to attention deficit hyperactivity disorder (ADHD) and shows an overlap between…

DNA linked to heart attacks

A specific DNA variant is linked with a person’s likelihood of suffering sudden cardiac death, according to researchers at…

Limb gene present in ancient fish

A genetic instruction controlling limb development was present in fish almost half a billion years ago, researchers at a…

New clues to auto-immune arthritis

New information about a form of auto-immune arthritis which can damage the spine has been found by researchers from the University…

Making lasers from kidney cells

A biological cell has been genetically engineered to produce the first, visible “living laser”. A single human embryonic…

Stem cell treatment for bone fractures

Stem cell therapy enriched with a bone-regenerating hormone, insulin-like growth factor-I (IGF-I), can help mend broken bones…