Control of gene expression: Histone occupancy in your genome

When stretched out, the genome of a single human cell can reach six feet. To package it all into a tiny nucleus, the DNA strand is tightly wrapped around a core of histone proteins in repeating units—each unit known ...

Engineers scale-up production of biopolymer microthreads

Development of new therapies for a range of medical conditions—from common sports injuries to heart attacks—will be supported by a new production-scale microthread extruder designed and built by a team of graduate ...

Old maps and dead clams help solve coastal boulder mystery

Perched atop the sheer coastal cliffs of Ireland's Aran Islands, ridges of giant boulders have puzzled geologists for years. What forces could have torn these rocks from the cliff edges high above sea level and deposited ...

Jarid2 may break the Polycomb silence

Historically, fly and human Polycomb proteins were considered textbook exemplars of transcriptional repressors, or proteins that silence the process by which DNA gives rise to new proteins. Now, work by a team of researchers ...

SNOPA to employers seeking passwords: Access denied

(Phys.org) -- A Bill has been introduced in Washington to stop employers and schools from demanding access to people’s social network accounts. On Friday, Rep. Eliot Engel (D-NY) presented SNOPA, which stands for the ...

Researchers develop new method to measure IT quality

Researchers at the University at Buffalo School of Management have proposed a better way of measuring the capabilities of IT service providers in a study recently published in IEEE Transactions on Engineering Management.

What online social networks may know about non-members

(Phys.org) -- What can social networks on the internet know about persons who are friends of members, but have no user profile of their own? Researchers from the Interdisciplinary Center for Scientific Computing of Heidelberg ...

Courtship in the cricket world

Everyone wants to present themselves in the best light - especially when it comes to finding a partner. Some rely on supplying honest information about their attributes while others exaggerate for good effect. A new study ...

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