News tagged with repetitive dna sequences


Study shows potential new way to detect colorectal and other cancers

A unique new study led by University of Kentucky Markey Cancer Center researchers Guo-Min Li and Libya Gu, in collaboration with Dr. Wei Yang at National Institutes of Health, reveals a novel mechanism explaining the previously ...

Cancer created Apr 25, 2013 | popularity not rated yet | comments 0

Epigenetic changes shed light on biological mechanism of autism

Scientists from King's College London have identified patterns of epigenetic changes involved in autism spectrum disorder (ASD) by studying genetically identical twins who differ in autism traits. The study, published in ...

Autism spectrum disorders created Apr 23, 2013 | popularity 3 / 5 (1) | comments 1 | with audio podcast

Scientists find ethnicity linked to antibodies

(Medical Xpress)—Cracking the DNA code for a complex region of the human genome has helped 14 North American scientists, including five at Simon Fraser University, chart new territory in immunity research.

Genetics created Apr 17, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Fanning the flames of tumor growth: Enzyme responsible for protecting chromosome ends stimulates tumorigenesis

Chromosomes are capped by long, repetitive DNA sequences called telomeres. These caps prevent genomic damage by insulating against the steady shortening of DNA ends that naturally accompanies replication. ...

Cancer created Feb 27, 2013 | popularity not rated yet | comments 0

Novel technique reveals dynamics of telomere DNA structure

Biomedical researchers studying aging and cancer are intensely interested in telomeres, the protective caps on the ends of chromosomes. In a new study, scientists at UC Santa Cruz used a novel technique to reveal structural ...

Medical research created Jan 17, 2013 | popularity 5 / 5 (2) | comments 0

Team creates a unique mouse model for the study of aplastic anaemia

Aplastic anaemia is characterised by a reduction in the number of the bone marrow cells that go on to form the different cell types present in blood (essentially red blood cells, white blood cells and platelets). In most ...

Medical research created Aug 29, 2012 | popularity not rated yet | comments 0

Alternate ending -- living on without telomerase

Scientists of the German Cancer Research Center have discovered an alternative mechanism for the extension of the telomere repeat sequence by DNA repair enzymes.

Medical research created Nov 03, 2011 | popularity 5 / 5 (4) | comments 0

Study in roundworm chromosomes may offer new clues to tumor genome development

A study of DNA rearrangements in roundworm chromosomes may offer new insight into large-scale genome duplications that occur in developing tumors.

Genetics created Apr 21, 2011 | popularity not rated yet | comments 0 | with audio podcast