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Tag: DNA

New Editing Technique Could Life-Saving Treatment For Thousands Of Diseases

Harvard University scientists have come up with two breakthrough finds using the CRISPR-Cas9 technology. The techniques can be used in the future for curing or treating various diseases.

Biotech October 27, 2017

DNA Confirms Female Viking Warrior Buried In Sweden Grave

DNA tests offer the first evidence that female Viking warriors did exist. The Viking warrior buried in a Sweden grave was a high-ranking officer with knowledge of tactics and strategy.

Ancient September 11, 2017

Hackers Infect Computer With Malware Encoded In Strand Of DNA: Should We All Panic?

A team of biologists and security researchers used DNA encoded with malware to compromise a computer. Should we all panic now that hackers are moving from exploiting computers to exploiting the human body?

Security August 11, 2017

Yoga And Meditation Can Alter Stress-Related DNA: Study

Researchers find that mindfulness activities such as yoga, meditation, and Tai Chi can steer our DNA to react differently toward stress-inducing experiences. The reversed reaction to stress could lead to better physical and mental health.

Healthy Living/Wellness June 17, 2017

Small Study Finds Fatal Flaw In Gene Editing Tool CRISPR

The CRISPR-Cas9 gene editing technique may lead to unwanted genetic mutations, warns a new study. Researchers sequenced the whole genome of mice previously treated with CRISPR gene editing for genetic blindness and found it caused unpredicted changes in their DNA.

Biotech May 31, 2017

Cure For HIV May Already Exist: Here's How CRISPR Gene-Editing Technology Can Kill AIDS-Causing Virus

In experiments with mice, researchers found that the gene editing technology CRISPR works for active and dormant forms of HIV. How does treatment with this controversial technique differ from currently available drugs?

Biotech May 4, 2017

How New Technology Reveals Early Human DNA Without Skeletal Remains

Archaeologists found ancient human DNA belonging to the Neanderthals and the Denisovans in several caves in Europe, like the Vindija Cave in Croatia. The DNA samples were recovered not from human fossils, but from cave sediments preserving mitochondrial DNA.

Ancient May 1, 2017

Neanderthal And Denisovan DNA Detected In Cave Even Without Bones

The DNA of extinct human relatives have been found in cave mud along with the DNA of animals. How does the technique for finding the DNA of Neanderthals and Denisovans without skeletons work?

Ancient April 28, 2017

Fountain Of Youth May Be Hiding Within Human Body: Blood From Babies' Umbilical Cord Reversed Aging In Mice

New evidence suggesting overall improvement in memory and cognitive function through cellular infusion shows promising results in age reversal. Human DNA and cell analyses pave the way to unlock the fountain of youth.

Healthy Living/Wellness April 22, 2017

What Makes The Octopus Intelligent? Answer Could Be Cephalopod's Ability To Rewrite RNA

The octopus has the unique ability to edit its own RNA. Can this explain why the cephalopod is intelligent enough to solve complex puzzles and escape from aquariums?

Animals April 9, 2017

FDA OKs 23andMe At-Home Genetic Test Predicting Risk Of 10 Diseases

The U.S Food and Drug Administration granted permission to DNA company 23andMe to market personal genetic tests for 10 diseases. It will help consumers know genetic markers in advance and take precautions.

Medicine April 7, 2017

Here’s How Doctors Successfully Created First ‘Three-Parent’ Baby

The birth of a three-parent baby in Mexico was a big news, but the project had many risks. According to the details published by the doctors, the process involved in vitro fertilization (IVF) and mitochondrial replacement therapy.

Public Health April 4, 2017

Random Unlucky DNA Mutations Cause Cancer More Than Other Factors But There Are Ways To Lower Your Risk

Simple random errors during cell division cause 66 percent of cancerous mutations, versus lower numbers for environmental and lifestyle factors. But it's not just a case of bad luck: Cancer and lifestyle still have strong links to focus on.

Healthy Living/Wellness March 27, 2017

Scientific Breakthrough Could Lead To Development Of Drug That Fights Off Aging And Radiation Damage

Science has always been keen on reversing the aging process. Researchers may have finally found the key in human DNA that could speed up the development of anti-aging drugs.

Medicine March 26, 2017

66 Percent Of Cancers Triggered By Unpredictable DNA Glitch, Research Says

Apparently, even the healthiest person is not spared from cancer. This is what a new study by researchers at Johns Hopkins Kimmel Cancer Center suggest.

Medicine March 24, 2017

Controversial IVF Treatment Approved: Newcastle University To Create First '3-Parent Baby' In The UK

The UK could see its first ‘three-parent baby’ by the end of the year. Regulators licensed Newcastle University to perform the controversial IVF technique, which gives women with mitochondrial disease a chance at having a healthy baby.

Biotech March 17, 2017

Subway Disputes Canadian Report Alleging Products Are Only 50 Percent Chicken

Subway disputes reports by Canadian TV show 'Marketplace' that its products are only 50 percent chicken. The company executive fired back saying the allegation is '100 percent wrong.'

Public Health March 4, 2017

Engineers Store 214 Petabytes Of Data In A Gram Of DNA: What It Means For The Future

Scientists in New York have successfully stored the highest amount of data ever kept in just a single gram of DNA. This breakthrough in data science can change how we keep and retrieve information in the future.

March 3, 2017

Subway Chicken Contains Less Than 50 Percent Chicken DNA

The Sweet Onion Chicken Teriyaki that Subway restaurants serve to customers contains less than 50 percent chicken DNA, a Marketplace investigation revealed. What is actually in the chicken meat?

Healthy Living/Wellness February 28, 2017

Tool For Mapping RNA-DNA Interactions Developed: Converting Gene Sequences Into Functions Made Easy

A new tool that maps out interactions between RNA and DNA molecules has been developed. MARGI works by providing a full account of RNA molecules that interact with DNA and their locations in bulk.

Biotech February 27, 2017

Neanderthal DNA Still Affects Your Health And Looks Today

Neanderthals are believed to have died out 40,000 years ago. Yet through their Neanderthal DNA, they still have a say in the health and appearance of modern humans, reminds a new study.

Ancient February 25, 2017

Salmonella Food Poisoning May Permanently Damage The DNA

Food scientists found that some salmonella serotypes that cause foodborne illnesses can damage the DNA. What are the potential consequences of DNA damage from salmonella infection?

Public Health February 22, 2017

Ethicists Say Go Slow On Gene-editing CRISPR, Ponder What It Means To Be Human

Ethicists have renewed the call for caution in handling gene-editing CRISPR, which has the potential not only to cure congenital and other serious illnesses but also can make permanent changes in human genome that can be heritable by a person's offspring.

Biotech February 18, 2017

Scientists Discover 83 New Gene Variants Affecting Your Height

A new international study has found 83 new genetic variations that control human height. Some of the enormous findings: certain variations influence adult height by over 2 centimeters or nearly 8/10 of an inch.

Healthy Living/Wellness February 2, 2017

Scripps Researchers Create First Stable Semisynthetic Organism In The Lab

By aligning both natural and man-made bases in the genetic code of single-celled bacteria, biologists at the Scripps Research Institute led by Floyd Romesberg developed the first ever stable semi-synthetic organism.

Biotech January 26, 2017

‘Designer Life’ Soon? Scientists Create First Stable Semi-Synthetic Organism

Scientists have announced the development of the first semi-synthetic organism using an expanded genetic code. The modified E. coli bacterium has been able to maintain an unnatural base pair, fueling hopes of new drug applications in the future.

Biotech January 25, 2017

Sitting Too Long, Exercising Too Little May Accelerate Aging, Say Researchers

A study conducted on older women showed that a sedentary lifestyle can accelerate aging. The researchers found that women who lacked exercise had shorter telomeres, which indicate a decreased capacity to protect chromosomes from deteriorating.

Public Health January 23, 2017

Female Zebra Shark Separated From Mate Turns Asexual, Develops Ability To Have Babies On Her Own

A rare case of a zebra shark giving birth to pups without a male partner has been reported in Australia. Removed from a male partner and living in isolation for many, the shark surprised all by producing three offsprings.

Animals January 18, 2017

New Software Simplifies CRISPR Methodology For Gene Editing

Researchers at the Karolinska Institutet and University of Gothenburg in Sweden recently generated the software called Green Listed to facilitate the use of CRISPR-Cas9, making information texts and films available for free non-profit and academic use.

Biotech January 5, 2017

DNA From 17th Century Mummy Of A Child From Lithuania May Rewrite History Of Smallpox

Smallpox, a deadly disease that killed millions before it was declared eradicated in 1980, was likely a modern killer and not an ancient disease. The findings were based on analysis of DNA from a 17th century mummified child in Lithuania.

Ancient December 9, 2016

Air Pollution Discovered As A Means Of Transmission For Antibiotic-Resistant Bacteria

Researchers at Gothenburg University have found that antibiotic drug-resistant bacteria can utilize polluted city air as a medium of transmission. Polluted air in Beijing was used as a sample for the study.

Public Health November 21, 2016

Melanesians Carry Genes Of Unidentified Extinct Human Species

Melanesians who live in the South Pacific carry genes of an extinct human species. Researchers said the hominid species is not likely Neanderthal or Denisovan.

Ancient October 31, 2016

Children Conceived With DNA From Three People Now In Their Teens, Doing Well

Some children were conceived as a result of a fertility treatment trial more than a decade ago, using DNA from three different people. According to research, these children have grown well and are healthy today.

Healthy Living/Wellness October 27, 2016

New Theory For Origin Of Life On Earth Challenges RNA World Hypothesis Of DNA Evolution

Did RNA and DNA form at the same time? An alternate theory could explain how life on Earth started as researchers find instability problems associated with the RNA world hypothesis.

Feature | Science September 29, 2016

Cats Sailed With Vikings During Sea Voyages, Ancient Feline DNA Reveals

Cats spread in two waves, analyses of ancient feline DNA show. The second wave involved seafaring people, which included Vikings, who may have brought the animals during long voyages at sea.

Animals September 24, 2016

Your DNA May Be Traced Back To An Ancient African Exodus

How did ancient humans go on to disperse the population in different regions over thousands of years? A new study seeks to find a possible explanation.

Ancient September 22, 2016

Water Bears Can Survive Radiation: Protective Protein Shields DNA Of Earth's Hardiest Animal

A protective protein called Dsup appears to protect the DNA of water bears from extreme conditions. Also known as tardigrades, these aquatic animals can survive intense temperatures and deadly levels of radiation.

Animals September 21, 2016

Smoking Cigarettes Can Permanently Damage Your DNA: Study

Many of the smoking-related damages to the DNA fade within five years after a smoker quits. Findings of a new study, however, revealed that changes on at least 19 genes can last for decades.

Public Health September 21, 2016

Human Skeleton Found In 2100-Year-Old Antikythera Shipwreck

Human skeletal remains were found in the Antikythera shipwreck. DNA from the bones may help shed light on the lives of people who were aboard the ill-fated ancient ship.

Ancient September 19, 2016

Criminals Beware: Forensic Scientists Can Identify You Based On Proteins In Your Hair

Criminal investigators may soon use protein present in hair to capture perpetrators of crime. What makes hair protein analysis different from DNA profiling and how does it work?

Material Science September 12, 2016

When DNA Fails, A Single Strand Of Hair May Save The Day

A new research indicated that proteins are better than DNA in identifying human remains. The new hair analysis claimed that even a single strand of hair can make a difference in crime detection.

Material Science September 8, 2016

Your Coffee Cravings May Be Hardwired In Your Genes

A certain gene variant may be to blame for your addiction to coffee, a new study suggests. Researchers found that those without this gene variant tend to drink more cups of Joe than others.

August 25, 2016

Analog DNA Circuit Performs Math Calculations In A Test Tube

Researchers have developed an analog DNA circuit that can add, subtract and multiply. It is slower compared with silicon-based circuits but may have potential uses in the field of medicine.

Material Science August 23, 2016

DNA Is The Blueprint Of Life Thanks To Its Dynamic Nature

A strange feature present in the DNA may be the main reason why it's well-suited as the blueprint of life, instead of the RNA. Researchers investigate the differences between the two.

August 2, 2016

Scientists Spot New Genetic Variations Linked To Depression Risk

Scientists in Boston have detected 15 new DNA regions that appear to be linked with a person's risk of depression. The findings may help researchers develop better treatments.

Neuroscience August 2, 2016

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