Your Coffee Habits May Be Written In Your DNA

Your Coffee Habits May Be Written In Your DNA

Researchers have identified a DNA variation in a gene called PDSS2 that appears to curb coffee consumption. The authors suggest that the gene reduces the ability of cells to breakdown caffeine,…
The First Stage Of The G Cascade

The First Stage Of The G Cascade

G proteins are molecular switches on the insides of cell membranes. They convey important signals to the inner workings of the cells. The associated receptors are targeted by all kinds of medications…
Defining What It Means To Be A Naive Stem Cell

Defining What It Means To Be A Naive Stem Cell

Whitehead Institute scientists have created a checklist that defines the "naive" state of cultured human embryonic stem cells (hESCs). Such cells can mature into almost any cell type and more closely…
Better Brains With Beer

Better Brains With Beer

Some cultures have demonized alcohol while others have welcomed it. Modern research has confirmed that over indulgence in alcohol is bad for you but also shown that moderate drinking increases health…
Enjoying Genetically Modified Beauty

Enjoying Genetically Modified Beauty

On Memorial Day my sister and brother-in-law took me to visit an extraordinary commercial nursery West of Chicago called “The Planter’s Pallet.” There I saw a huge and diverse collection of…