While forensic scientists mostly use fingerprints, dental records and DNA to identify human remains, they have many other techniques in their forensic toolkit. How many have you heard of?
The idea of CRISPR as scissors ignores an entire ecosystem of moving parts that are crucial for understanding the awe-inspiring, crazy thing scientists are trying to do when they attempt gene editing.
New research investigated who uses the wide array of tools available to people who've received their own raw genetic data and want to maximize what they learn from it.
Decoding all the DNA in a patient’s biological sample can reveal whether an infectious microbe is causing the disease.
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Charles Chiu, University of California, San Francisco
Superfast DNA analysis is now being used to crack medical mysteries when physicians can't figure out whether an infectious microbe is causing the disease.
When it comes to reproduction, couple have more choices than ever before.
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A ban on clinical trials involving gene editing rules out the controversial procedure done in China. But it also prevents procedures that could offer couples a chance for healthy children without genetic disorders.
Home DNA testing has made it easy and affordable for millions of people to learn about their ancestry. Now, police are using this genetic information to identify suspects in unsolved crimes.
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Despite privacy concerns over police use of DNA uploaded to ancestry websites, many people are just excited that their genetic material could get a killer off the streets.
Spider glue is actually a specialized silk protein.
Sarah Stellwagen
The glue that gives spider webs their stickiness is a form of spider silk protein. Researchers can imagine cool uses for a synthetic version – but had to wait for the tricky glue gene to be sequenced.
Screening millions of healthy people for their risk of disease can be cost-effective. But it raises ethical and regulatory concerns.
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A new technology has enabled neuroscientists to examine the chemistry of individual brain cells. The finding reveal how genes are regulated differently in brain cells of people with autism compared to neurotypical people.
Ancestry ad depicts a white man in 19th-century clothing standing in front of a Black woman holding a ring telling her they can leave and be together in Canada.
Ancestry
Canadian audiences did not object to Ancestry's ad which romanticized Canada as “Promised land,” but they should have.
A map of DNA with the double helix colored blue, the landmarks in green, and the start points for copying the molecule in red.
David Gilbert/Kyle Klein
Estimating our ancestry is hard – because our backgrounds are much more mixed up than we thought. So don't take your DNA ancestry test results literally: they're just a prediction.
What’s the best way to put the brakes on current research?
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Scientists and ethicists have called for a five-year moratorium on editing human genes that will pass on to future generations. Yes, society needs to figure out how to proceed – but is this the best way?
Cows at the University of California, Davis beef research facility. Photo credit:
Alison Van Eenennaam/ University of California, Davis
According to current regulations, animals that have been genetically edited, like pigs or cows, are considered drugs. What are the consequences of such rules on American livestock and agriculture?