Genomics

RSS

Bariatric surgery may change gene expression in fat tissue

Altered gene expression in fat tissue may help explain why individuals who have regained weight after weight loss surgery still experience benefits such as metabolic improvements and a reduced risk of type 2 diabetes.

26 May 2020

Gene associated with thinness may play a role in resisting weight gain

Some people can remain slim easily, irrespective of their diet, while others might be dieting and working out at the gym to maintain their shape.

25 May 2020

Introducing genetic “barcodes” to DNA samples can preserve their integrity

Researchers have developed a technique to ensure that DNA fingerprinting continues to be secure against malicious attacks or mistakes in the field.

25 May 2020

Genetic 'memory' of ancestral homelands helps organisms adapt to environmental change

Organisms carry long-term "memories" of their ancestral homelands that help them adapt to environmental change, according to a new study that involved raising chickens on the Tibetan Plateau and an adjacent lowland site.

22 May 2020

Researchers identify the smallest gene to study the evolution of metazoans

St Petersburg University researchers have successfully interpreted the Intoshia variabili gene, which happens to be the smallest representative of the parasite belonging to Orthonectida group.

22 May 2020

Study identifies correlations of genetic diversity with evolutionary history and past climate change

Maximizing the protection of life on Earth requires knowledge of the global patterns of biodiversity at multiple dimensions, from genetic diversity within species, to species and ecosystem diversity.

22 May 2020

Study uncovers more than 200 genetic factors associated with arrhythmias

Hundreds of new links have been found between people's DNA and the heart's electrical activity, according to a study of almost 300,000 people led by researchers at Queen Mary University of London and the Broad Institute of MIT and Harvard.

22 May 2020

Genetic discoveries raise the promise of developing new treatments for schizophrenia

In recent years, genome-wide association studies have identified many different genetic variants associated with schizophrenia.

22 May 2020

Bacteria’s drug resistance is not affected by genetic tradeoffs

Bacteria can still acquire antibiotic resistance even in the face of complex genetic compromises related to different concentrations of antibiotics.

21 May 2020

Researchers use CRISPR technology to control many genes simultaneously

Researchers from UMD are using CRISPR technology in an effort to develop first-of-their-kind microelectronic devices that link with biological systems.

21 May 2020

Texas A&M lab produces 3D-bioprinted bone tissues

Dr. Akhilesh K. Gaharwar, associate professor, has developed a highly printable bioink as a platform to generate anatomical-scale functional tissues. This study was recently published in the American Chemical Society's Applied Materials and Interfaces.

20 May 2020

Researchers uncover additional genetic cause for non-alcoholic fatty liver disease

In Germany about 18 million people suffer from non-alcoholic fatty liver. The causes of this disease are manifold and include environmental as well as genetic factors.

19 May 2020

Study: Only 3% individuals diagnosed with autism receive recommended genetic tests

A study analyzing data from the Rhode Island Consortium for Autism Research and Treatment (RI-CART) found that only 3% of individuals diagnosed with autism spectrum disorder reported having fully received clinical genetic tests recommended by medical professional societies.

19 May 2020

Scientists develop a new way to reactivate silenced genes

All cells in an organism are known to have the same genetic data but not all carry out the same function. This is because all the cells do not contain the same active genes.

19 May 2020

Study decodes genomes of three carnivorous plants

Plants can produce energy-rich biomass with the help of light, water and carbon dioxide. This is why they are at the beginning of the food chains.

18 May 2020

Researchers develop a reliable technique for assessing the role of lncRNAs

The discovery of a huge number of long non-protein coding RNAs, aka lncRNAs, in the mammalian genome was a major surprise of the recent large-scale genomics projects.

18 May 2020

Aging neurons build up DNA damage, study finds

MIT neuroscientists have discovered that an enzyme called HDAC1 is critical for repairing age-related DNA damage to genes involved in memory and other cognitive functions.

18 May 2020

Genome-wide pattern found in glioblastoma tumors predicts patient survival

For the past 70 years, the best indicator of life expectancy for a patient with glioblastoma (GBM) -- the most common and the most aggressive brain cancer -- has simply been age at diagnosis.

15 May 2020

Researchers discover group of genes with altered expression in autism

Autism has long been associated only with behavioral and environmental factors, but the role of genetics in its development is now increasingly evident. Some 100 genes have been found to play a role in autism spectrum disorder, and another thousand are being studied to the same end.

15 May 2020

Mouse model helps track organism’s development, cell by cell

Scientists at the Stem Cell Research program at Boston Children's Hospital and Dana-Farber Cancer Institute/Harvard Medical School have devised a mouse model that lets researchers track every cell in the body, from the embryonic stage until adulthood.

15 May 2020