News articles tagged with 'chromatin'
Epigenomic findings illuminate veiled variants
— 28 Mar 2011 14:12 | HealthGenes make up only a tiny percentage of the human genome. The rest, which has remained measurable but mysterious, may hold vital clues about the genetic origins of disease. Using a…
Scientists reveal how biological activity is regulated in fruit fly and roundworm genomes
— 4 Jan 2011 21:11 | BiologyScientists today published catalogues of the fruit fly and roundworm's functional genomic elements: DNA sequences in the genome that carry the instructions and determine which genes…
Tools used to decipher 'histone code' may be faulty
— 18 Dec 2010 13:57 | HealthThe function of histones - the proteins that enable yards of DNA to be crammed into a single cell - depends on a number of chemical tags adorning their exterior. This sophisticated…
Penn study on skin formation suggests strategies to fight skin cancer
— 7 Dec 2010 17:22 | HealthIn a study published in the journal Developmental Cell, Sarah Millar PhD, professor of Dermatology and Cell and Developmental Biology at the University of Pennsylvania School of Medicine,…
NIH researchers identify genetic elements influencing the risk of type 2 diabetes
— 3 Nov 2010 11:29 | HealthA team led by researchers at the National Human Genome Research Institute (NHGRI), part of the National Institutes of Health, has captured the most comprehensive snapshot to date of…
Immune cells deploy traps to catch and kill pathogens
— 26 Oct 2010 13:20 | HealthA new study reveals that two enzymes help immune cells deploy pathogen-killing traps by unravelling and using the chromatin (DNA and its associated proteins) contained in the cells'…
Pitt team finds protein that sets the stage for exchanges of DNA code in eggs and sperm
— 14 Oct 2010 11:03 | HealthA team led by a scientist at the University of Pittsburgh School of Medicine has discovered a regulatory protein that influences where genetic material gets swapped between maternal…
Ticking of cellular clock promotes seismic changes in the chromatin landscape associated with ageing
— 4 Oct 2010 08:14 | HealthLike cats, human cells have a finite number of lives-once they divide a certain number of times (thankfully, more than nine) they change shape, slow their pace, and eventually stop…
Researchers create first molecule blocks key component of cancer genes' on-off switch
— 25 Sep 2010 11:44 | HealthIn the quest to arrest the growth and spread of tumours, there have been many attempts to get cancer genes to ignore their internal instruction manual. In a new study, a team led by…
Researchers identify genes tied to deadliest ovarian cancers
— 9 Sep 2010 11:57 | HealthScientists at the Johns Hopkins Kimmel Cancer Centre have identified two genes whose mutations appear to be linked to ovarian clear cell carcinoma, one of the most aggressive forms…