News tagged with dna

Epigenetic changes may explain chronic kidney disease

The research of physician-scientist Katalin Susztak, MD, PhD, associate professor of Medicine in the Renal Electrolyte and Hypertension Division, at the Perelman School of Medicine, University of Pennsylvania, strives to ...

Nov 22, 2013
popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Aging impacts epigenome in human skeletal muscle

Our epigenome is a set of chemical switches that turn parts of our genome off and on at strategic times and locations. These switches help alter the way our cells act and are impacted by environmental factors including diet, ...

Nov 20, 2013
popularity 4.5 / 5 (2) | comments 0

Linking risk factors and disease origins in breast cancer

Researchers from the Geisel School of Medicine at Dartmouth have found that epigenetic changes to DNA are associated with aging in disease-free breast tissues and are further altered in breast tumors. Epigenetic changes describe ...

Nov 20, 2013
popularity not rated yet | comments 0

Predicting human body height from DNA

Predicting adult body height from genetic data is helpful in several areas such as pediatric endocrinology and forensic investigations. However, despite large international efforts to catalogue the genes ...

Nov 20, 2013
popularity 5 / 5 (1) | comments 0 | with audio podcast

Mutations of immune system found in breast cancers

Mutations in the genes that defend the body against cancer-related viruses and other infections may play a larger role in breast cancer than previously thought, according to a study at the University of Illinois at Chicago.

Nov 18, 2013
popularity not rated yet | comments 0

Researching the roles of rare genetic variants in disease

As scientists work toward further personalizing medical treatment through genomics, heritability—the proportion of observed variation in a particular trait that can be attributed to inherited genetic factors—is key to ...

Nov 15, 2013
popularity not rated yet | comments 0 | with audio podcast

Biologists ID new cancer weakness

About half of all cancer patients have a mutation in a gene called p53, which allows tumors to survive and continue growing even after chemotherapy severely damages their DNA.

Nov 14, 2013
popularity 4.6 / 5 (10) | comments 0 | with audio podcast

Methylation linked to metabolic disease

(Medical Xpress)—In the first in-depth analysis of DNA methylation in fat, a process that affects the regulation of genes, researchers have linked regions of methylation to metabolic traits such as high ...

Nov 11, 2013
popularity 4.5 / 5 (4) | comments 0 | with audio podcast

Biomarker may help predict aggressive cancers

For children with central nervous system cancers, the presence of a specific genetic modification—hypermethylation of the TERT promoter—may help predict tumor progression and patient survival, according to results presented ...

Nov 05, 2013
popularity not rated yet | comments 0