Seven years ago, I took a bet from one of the most controversial figures in the scientific world. Charles Murray, the political scientist who—along with the late psychologist Richard Herrnstein—wrote ...

The natural RNAi mechanism can be directed by either short interfering RNA (siRNA) or microRNA (miRNA). 1 There are four key steps in the RNAi pathway. When miRNA acts as the guide for RNAi, only a ...

Macrophages can alternate between two states: an inflammatory state for fighting infection and a non-inflammatory state for ...

Jessica D. Ayers does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Bioinformaticians have established that the genes in bacterial genomes are arranged in a meaningful order. They describe that the genes are arranged by function: If they become increasingly important ...

An affordable new BRCA gene test has hit the market, but who should take it? — -- A new genetic testing kit that hits the market today is the most affordable, and arguably one of the simplest, ...

In the 1990s, Lee Sweeney, a physiologist at the University of Pennsylvania, demonstrated that inserting the gene encoding insulin-like growth factor 1 (IGF-1) into the muscle cells of mice increased ...

Maria Branyas Morera was the world’s oldest person when she died at 117 last year. Now, scientists have searched within her genes for the answers to her long life. Before she died, Branyas allowed ...

The food you eat does more than just fuel your body-it might also "speak" to your genes. Emerging science in nutrigenomics ...

Diseases that affect the retina, the light-sensitive layer at the back of the eye, are a significant cause of visual impairment and blindness. Gene therapy holds promise for treating some of these ...