Embryonic stem cell culturing grows from art to science

(PhysOrg.com) -- Growing human embryonic stem cells in the lab is no small feat. Culturing the finicky, shape-shifting cells is labor intensive and, in some ways, more art than exact science.

Researchers plan DNA-based nanorobot for cancer diagnostics

A group of researchers from ITMO University has come up with the concept of a new drug against cancer: a nanorobot made of DNA fragments, which can potentially be used not only to destroy cancer cells, but also to locate ...

Signalling pathway links local and systemic plant immunity

(Phys.org) —When plants discover a pathogen, they prepare for system-wide attack so they are ready to fight on all levels. Working with colleagues, Annegret Ross and Yusuke Saijo of the Max Planck Institute for Plant Breeding ...

Active compounds against Alzheimer's disease

More than half of all cases of dementia in the elderly can be attributed to Alzheimer's disease. Despite vast research efforts, an effective therapy has not been developed, and treatment consists of dealing with the symptoms. ...

New technique permits development of enzyme tool kit

An Arizona State University graduate student, Jinglin Fu, in collaboration with Biodesign Institute researchers Neal Woodbury and Stephen Albert Johnston, has pioneered a technique that improves on scientists' ability to ...

Microseeding: A new way to overcome hemihedral twinning?

Twinning is a crystal-growth disorder in which the specimen is composed of distinct domains whose orientations differ but are related in a particular, well-defined way. Twinning, which is a known problem in protein crystallography, ...

SpyLigation technology uses light to switch on proteins

Scientists can now use light to activate protein functions both inside and outside of living cells. The new method, called light-activated SpyLigation, can turn on proteins that are normally off to allow researchers to study ...

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