Interactive effects of melatonin and abscisic acid (ABA) on dark-adapted image of maximum quantum efficiency of photosystem II (FV/FM) for top barley leaf of four-leaf stage seedling under cold stress ...

This press release is available in German. Cis-OPDA (12-oxophytodienoic acid) is a highly reactive plant hormone which simultaneously serves as a precursor molecule of the metabolic "master switch" ...

Researchers have found a way to control protein levels inside different tissues of a whole, living animal for the first time. The method lets scientists dial protein levels up or down with great ...

Maternal hormones deposited in avian eggs constitute a pivotal mechanism by which mothers influence offspring phenotype before hatching. These non-genetic factors include steroid hormones such as ...

Similar to humans, wild animals' reaction to disturbance is accompanied by releasing hormones, such as cortisol. To understand the impact of various "stress" factors - for example, competition for ...

In the animal kingdom, only those who adapt to their environment will survive. This adaptation comes in a wide range of forms, from invisible internal shifts in gene expression to dramatic anatomical ...

PITTSBURGH, Nov. 5 – For estrogen to enhance learning and memory, nerve cells in the brain called cholinergic neurons are essential to the process, suggest animal studies performed by researchers from ...

Researchers have discovered a new role for a well-known plant molecule, providing the first clear example of ACC acting as a likely plant hormone. Researchers show that ACC has a critical role in ...

It’s almost impossible to picture it now, but in the early 1900s, scientists barely had a clue how one organ “talked” to another. The dominant idea was that the body’s nerves were in charge of just ...