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

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 ...

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, ...

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 ...

Schizophrenia, a psychiatric disorder that affects how a person feels, thinks, and behaves, affects roughly 1% of the ...

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 ...

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

With no cure for Alzheimer’s disease, doctors have repeatedly stressed the importance of knowing your personal risk factors and doing everything you can to protect your brain as you age. In that sense ...

As a nurse working in an elder care facility, Isabelle Foote saw it every day: Some people age better than others. Some eased into their 90s with mind and body intact, while others battled diabetes, ...

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 ...

In two previous blog posts, I discussed what we currently understand about addiction. You can read them here and here. More recently, a study reported in the March 30, 2016 issue of the Journal of the ...