The surprisingly simple recipe for starting to grow a limb

How do organisms form limbs in the womb? Scientists have been striving to answer this question not only to deepen our understanding of evolution and embryonic development, but also to help make the dream of regenerating partial ...

Why are our cells the size they are?

New research from the University of Dundee has discovered that cells of average size are the Olympic athletes of the cellular world, performing better than those which are too big or two small.

Plants can measure the intensity of salt stress

Unfavorable environmental conditions represent considerable stress for plants. A high level of salt content (sodium chloride, NaCl) in the soil is just such a stressor that has a negative impact on plants. Salinization is ...

Dying cells protect their neighbors to maintain tissue integrity

To enable tissue renewal, human tissues constantly eliminate millions of cells, without jeopardizing tissue integrity, form and connectivity. The mechanisms involved in maintaining this integrity remain unknown. Scientists ...

Putting the brakes on lateral root development

There's no organ system in the body that does as much for humans as roots do for plants. Part anchor and part mouth, a plant's root system architecture is critical to its success. But the process of growing new roots is costly ...

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