Popular Genetic Information News and Current Events

Popular Genetic Information News and Current Events, Genetic Information News Articles.
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Fragmented turtles
Scientists looked at how fragmentation is affecting critically endangered Dahl's toad headed turtle (Mesoclemmys dahli) a forest-stream specialist found only in Colombia. (2019-05-09)

Genetic tool improves estimation of prostate cancer risk in diverse ethnic/racial groups
Scientists at University of California San Diego School of Medicine validated a more inclusive and comprehensive genetic tool, known as a polygenic hazard score (PHS), for predicting age of onset of aggressive prostate cancer. (2021-02-23)

DNA exchange among species is major contributor to diversity in Heliconius butterflies
Exchange of genetic material among species played a major role in the wide diversity of Heliconius butterflies, according to a new study, results of which inform a centuries-long debate about the value of hybridization to species evolution. (2019-10-31)

CNIC scientists develop new methods for analyzing gene function
Scientists at the CNIC have developed new methods to produce and analyze genetic mosaics. In these mosaics, tissues contain various groups of cells with different known genotypes, permitting study of the differences that these genotypes generate in cell behavior. (2017-08-10)

Rhino genome results
A study by San Diego Zoo Global reveals that the prospects for recovery of the critically endangered northern white rhinoceros -- of which only three individuals remain -- will reside with the genetic resources that have been banked at San Diego Zoo Global's Frozen Zoo®. Frozen cell cultures housed here from nine northern white rhinos contain genetic variation that is missing in surviving individuals of this subspecies of rhinoceros, which is now extinct in the wild. (2017-01-25)

Impact of misunderstanding genetic tests for heart conditions
Patients who undergo genetic testing for inherited heart disease need to be better informed to know how to interpret the results and understand the impact the results will have on their life, a University of Sydney study has found. (2018-02-23)

A novel precision cancer model opens doors to personalized cancer treatment
Researchers from the Seve Ballesteros Foundation-CNIO Brain Tumour Group at the Spanish National Cancer Research Centre (CNIO) have developed an extremely powerful and versatile mouse model that will improve cancer research and accelerate preclinical testing of novel targeted therapies. Their work appears in Nature Communications. (2018-04-13)

Passenger pigeon case study: How even large, stable populations may be at risk for extinction
A new study on passenger pigeon (Ectopistes migratorius) genomics suggests that even species with large and stable populations can be at risk of extinction if there's a sudden environmental change. (2017-11-16)

Why are minorities underrepresented in genetic cancer studies?
Socio-cultural and clinical factors as well as healthcare processes were important drivers of a woman's willingness to provide saliva specimens for future cancer research. This is according to Vanessa B. Sheppard of Virginia Commonwealth University's School of Medicine, lead author of a study in Springer's Journal of Cancer Survivorship. (2017-11-16)

Study finds hundreds of genes and genetic codes that regulate genes tied to alcoholism
Using rats carefully bred to either drink large amounts of alcohol or to spurn it, researchers at Indiana and Purdue universities have identified hundreds of genes that appear to play a role in increasing the desire to drink alcohol. (2016-08-04)

Siblings can also differ from one another in bacteria
A research team from the University of Tübingen and the German Center for Infection Research (DZIF) is investigating how pathogens influence the immune response of their host with genetic variation. This enables Staphylococcus aureus bacteria to develop antibiotic resistance and improve their chances of survival. (2020-07-22)

People could be genetically predisposed to social media use
Chance York (Kent State University) used a behavior genetics framework and twin study data from the 2013 Midlife in the United States survey, York examined how both environmental and genetic factors contribute to social media use by applying an analytical model called Defries-Fulker Regression. (2017-05-02)

Digging deep into distinctly different DNA
A University of Queensland discovery has deepened our understanding of the genetic mutations that arise in different tissues, and how these are inherited. Researchers from UQ's Queensland Brain Institute, led by Dr. Steven Zuryn, found the rates of genetic mutations in mitochondrial DNA vary across differing tissue types, with the highest rate occurring in reproductive cells. (2018-01-22)

Genetic effects are influenced by lifestyle
The risk for developing obesity is influenced by our lifestyle as well as our genes. In a new study from Uppsala University, researchers show that our genetic risk for obesity is not static, but is influenced by our lifestyle. Results from the study have been published in the scientific journal PLOS Genetics. (2017-09-06)

Mount Sinai study reveals new genetic link to heart disease
A collaboration involving the Icahn School of Medicine at Mount Sinai, the German Heart Center Munich, AstraZeneca, and Karolinska Institutet in Sweden has demonstrated that more than 30 percent of heart disease risk stems from genetic factors, much more than was previously understood. The study findings introduce the biology of gene networks as a means to better understand the heritability and genetic underpinnings of heart disease. (2019-06-18)

Study: Exercise mitigates genetic effects of obesity later in life
A new study suggests, for the first time in women over age 70, that working up a sweat can reduce the influence one's genes have on obesity. (2018-06-04)

Lifestyle changes can close regional obesity gap, study finds
Lifestyle differences are to blame for regional variation in obesity rates in Scotland, research from the University of Edinburgh has found. Genetic factors cannot completely explain why obesity is more common in some areas and not others, scientists say. (2017-10-06)

Unprecedented study identifies 44 genetic risk factors for major depression
A global research project has mapped out the genetic basis of major depression, identifying 44 genetic variants which are risk factors for depression, 30 of which are newly discovered. The study, by the Psychiatric Genomics Consortium and co-led in the UK by King's College London, is the largest study to-date of genetic risk factors for major depression. (2018-04-26)

Genetic heart diseases cause fewer SIDS deaths than previously thought, study finds
Genetic mutations linked to heart disease have been considered a leading cause of sudden infant death syndrome, but a new study by Mayo Clinic, British and Danish researchers finds they are to blame for far fewer SIDS deaths than previously thought. The findings are opening new lines of inquiry into possible causes of the syndrome and may help prevent unnecessary genetic testing of surviving family members. The study results appear in the Journal of the American College of Cardiology. (2018-03-12)

Genetic testing does not cause undue worry for breast cancer patients
As genetic testing for breast cancer has become more complex, evaluating a panel of multiple genes, it introduces more uncertainty about the results. But a new study finds that newer, more extensive tests are not causing patients to worry more about their cancer risk. (2019-01-04)

Hundreds of thousands of genomes shed light on psychiatric disorders
A massive undertaking by the Brainstorm Consortium to analyze the genomes of nearly 900,000 people has revealed important insights into the genetic overlap among some psychiatric diseases, as well as among personality traits. (2018-06-21)

People in New Guinea exhibit great genetic diversity
A genetic analysis of people from Papua New Guinea reveals a sharp genetic divide between those residing in the highlands and lowlands, beginning 10,000 to 20,000 years ago. (2017-09-14)

Establishing a universal forensic DNA database
In the wake of recent high-profile successes catching criminals using publicly-accessible genomic data, results that build momentum for this approach, James Hazel and colleagues argue for the establishment of a universal forensic DNA database for law enforcement purposes. (2018-11-22)

Newly revealed autism-related genes include genes involved in cancer
Researchers in Italy have applied a computational technique that accounts for how genes interact, to find new networks of related genes that may be involved in autism spectrum disorder. Some of the genes have not been previously linked to the disorder, and could help scientists to better understand it and develop new treatments. (2017-09-25)

Physical activity helps fight genetic risk of heart disease, Stanford-led study finds
Keeping fit, even if you're born with a high genetic risk for heart disease, still works to keep your heart healthy, according to a study led by researchers at the Stanford University School of Medicine. (2018-04-09)

Genetic modification and genome editing rely on active roles for researchers and industry
In a review published in the Journal of Dairy Science® authors from the Swedish University of Agricultural Sciences discuss potential applications of genetic modification and genome editing of cattle for food production, considering both the breeding program and its ethical aspects. The authors concluded that an active role by all those involved is necessary to support scientific developments. (2017-12-20)

Historical genomes reveal recent changes in genetic health of eastern gorillas
The critically endangered Grauer's gorilla has recently lost genetic diversity and has experienced an increase in harmful mutations. These conclusions were reached by an international team of researchers who sequenced eleven genomes from eastern gorilla specimens collected up to 100 years ago, and compared these with genomes from present-day individuals. The results are now published in Current Biology. (2018-12-27)

Born to lead? Leadership can be an inherited trait, study finds
Genetic differences are significantly associated with the likelihood that people take on managerial responsibilities, according to new research from University College London. (2013-01-15)

Whole genome-sequencing uncovers new genetic cause for osteoporosis
Using one of the world's most extensive genetics data sets, an international research team led by Dr. Brent Richards of McGill University and the Lady Davis Institute at the Jewish General Hospital has identified a novel gene implicated in osteoporosis. (2015-09-14)

Genes contribute to biological motion perception and its covariation with autistic traits
Dr. JIANG Yi, Dr. WANG Ying and their colleagues from the State Key Laboratory of Brain and Cognitive Science, Institute of Psychology of the Chinese Academy of Sciences have conducted a behavioral genetic study to find out the sources underlying the individual differences in biological motion perception. (2018-01-22)

Study unravels the genetics of childhood 'overgrowth'
Researchers have undertaken the world's largest genetic study of childhood overgrowth syndromes -- providing new insights into their causes, and new recommendations for genetic testing. (2017-05-04)

Sheep gene insights could help farmers breed healthier animals
Fresh insights into the genetic code of sheep could aid breeding programmes to improve their health and productivity. Scientists at the University of Edinburgh's Roslin Institute have mapped which genes are turned on and off in the different tissues and organs in a sheep's body. (2017-09-18)

Studying DNA of ancient humans from Morocco reveals ancestral surprises
After sequencing DNA in bone matter of several 15,000-year-old humans from North Africa, a region critical for understanding human history but one in which it has been challenging to connect genetic dots, researchers report a notable lack of relatedness to ancient Europeans, in their specimens - a finding that rules out hypotheses of gene flow from southern Europe into northern Africa at a particular time. (2018-03-15)

Physical inactivity and restless sleep exacerbate genetic risk of obesity
Low levels of physical activity and inefficient sleep patterns intensify the effects of genetic risk factors for obesity, according to results of a large-scale study presented at the American Society of Human Genetics (ASHG) 2017 Annual Meeting in Orlando, Fla. These results confirm and strengthen previous findings based on self-reported activity. (2017-10-20)

Millions of novel genetic variants found in 1000 Swedish individuals
An extensive exercise to map genetic variation in Sweden has found 33 million genetic variants, 10 million of which are novel. Large-scale DNA sequencing methods were used to analyse the whole genome of 1000 individuals from different parts of the country. The study was led by researchers at Uppsala University, who have published their findings in the European Journal of Human Genetics. (2017-08-25)

Genetic counselors turn to unconventional counseling to meet demand for genetic testing
Imagine receiving genetic test results for a disease you could develop later in life without having anyone with whom to discuss your options for managing the risk. That's becoming a common occurrence as people turn to the Internet and other outlets for genetic testing without genetic counseling. In an effort to broaden accessibility to genetic counseling, researchers are exploring nonconventional counseling methods that challenge traditional approaches. (2008-03-17)

Benefits of a healthy diet greater in people at high genetic risk for obesity
The benefits of sticking to a healthy diet to prevent long term weight gain are greater in people at high genetic risk for obesity than in those with low genetic risk, finds a study in The BMJ today. (2018-01-10)

Disappearing sea snakes surprise researchers with hidden genetic diversity
New research suggests an urgent need to find out why sea snakes are disappearing from known habitats, after it was discovered some seemingly identical sea snake populations are actually genetically distinct. (2017-12-07)

Genome study shows that iran's population is more heterogeneous than previously believed
An international research endeavour has provided a genome-wide genetic characterization of the Iranian population, enabling further research on genetic diseases and historical migration movements / Publication in 'PLOS Genetics' (2019-09-24)

Progress in refining the genetic causes of schizophrenia
An international study led by the University of Exeter Medical School has made advances in understanding the ways in which genetic risk factors alter gene function in schizophrenia. (2016-08-29)

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