News tagged with dna samples

Related topics: genetic variation




Patterns of new DNA letter in brain suggest distinct function

In 2009, the DNA alphabet expanded. Scientists discovered that an extra letter or "sixth nucleotide" was surprisingly abundant in DNA from stem cells and brain cells.

Neuroscience created Oct 30, 2011 | popularity 5 / 5 (8) | comments 0 | with audio podcast

New method enables sequencing of fetal genomes using only maternal blood sample

Researchers at the Stanford University School of Medicine have for the first time sequenced the genome of an unborn baby using only a blood sample from the mother.

Genetics created Jul 04, 2012 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

A new genetic fingerprint lives in your belly

Our bodies contain far more microbial genes than human genes. And a new study suggests that just as human DNA varies from person to person, so too does the massive collection of microbial DNA in the intestine.

Medical research created Dec 05, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Large-scale genetic study defines relationship between primary sclerosing cholangitis and other autoimmune diseases

For the first time, scientists show that a leading cause of liver transplant, primary sclerosing cholangitis (PSC), is a distinct disease from inflammatory bowel disease, opening up new avenues for specific PSC treatments.

Genetics created Apr 21, 2013 | popularity not rated yet | comments 0 | with audio podcast

New study finds length of DNA strands can predict life expectancy

Can the length of strands of DNA in patients with heart disease predict their life expectancy? Researchers from the Intermountain Heart Institute at Intermountain Medical Center in Salt Lake City, who studied the DNA of more ...

Medical research created Mar 10, 2013 | popularity 4.5 / 5 (10) | comments 18 | with audio podcast

Study examines effects of genetic variants for infants with neonatal abstinence syndrome

Among infants with neonatal abstinence syndrome (NAS; caused by in utero opioid exposure), variants in certain genes were associated with a shorter length of hospital stay and less need for treatment, preliminary findings ...

Diseases, Conditions, Syndromes created Apr 30, 2013 | popularity not rated yet | comments 0

Possible link between bacterium, colon cancer found

For the first time, a specific microorganism has been found to be associated with human colorectal cancer. In two studies published online today in Genome Research, independent research teams have identified Fusobacterium in col ...

Cancer created Oct 17, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast

A hidden architecture: Researchers use novel methods to uncover gene mutations for common diseases

Human geneticists have long debated whether the genetic risk of the most common medical conditions derive from many rare mutations, each conferring a high degree of risk in different people, or common differences throughout ...

Genetics created Mar 25, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Parkinson's disease gene identified with help of Mennonite family: research

An international team led by human genetic researchers at the University of British Columbia and Vancouver Coastal Health has identified the latest gene associated with typical late-onset Lewy body Parkinson's disease (PD), ...

Parkinson's & Movement disorders created Jun 27, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Gut microbe makeup affected by diet: study

(PhysOrg.com) -- A new study in the US has shown that the type of "good" bacteria that predominate in human stools varies with the diet.

Medical research created Sep 02, 2011 | popularity 4.5 / 5 (8) | comments 4 | with audio podcast report

Abundance of rare DNA changes following population explosion may hold clues to common diseases

One-letter switches in the DNA code occur much more frequently in human genomes than anticipated, but are often only found in one or a few individuals.

Pediatrics created May 17, 2012 | popularity not rated yet | comments 0 | with audio podcast

Multiple sclerosis 'immune exchange' between brain and blood is uncovered

DNA sequences obtained from a handful of patients with multiple sclerosis at the University of California, San Francisco (UCSF) Medical Center have revealed the existence of an "immune exchange" that allows the disease-causing ...

Medical research created Nov 19, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Rare genetic mutation triples Alzheimer's risk

A gene so powerful it nearly triples the risk of Alzheimer's disease has been discovered by an international team including researchers from Mayo Clinic. It is the most potent genetic risk factor for Alzheimer's identified ...

Alzheimer's disease & dementia created Nov 14, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers devise a method for reprogramming cells in urine into neural progenitor cells

(Medical Xpress)—Researchers in China have developed a technique for reprogramming cells found in urine into neural progenitor cells that are capable of growing into neurons. In their paper published in ...

Medical research created Dec 10, 2012 | popularity not rated yet | comments 1 | with audio podcast report

Scientists pair blood test and gene sequencing to detect cancer

Scientists at the Johns Hopkins Kimmel Cancer Center have combined the ability to detect cancer DNA in the blood with genome sequencing technology in a test that could be used to screen for cancers, monitor cancer patients ...

Cancer created Nov 28, 2012 | popularity not rated yet | comments 0 | with audio podcast