Nick Allen – Researchers say drug kills cancer cells in rats but cautions against use by humans

The US government has confirmed that cannabis can kill cancer cells after the drug did so in tests on mice and rats, according to the National Cancer Institute. The development will provide further ammunition for pro-legalisation campaigners. On its website The National Cancer Institute, part of the US department of health, said: “Laboratory and animal studies have shown that cannabinoids …

Even at a molecular level, taking it slow helps us cope with stress

Scientists at the University of California, Berkeley, have identified a new molecular pathway critical to aging, and confirmed that the process can be manipulated to help make old blood like new again. The researchers found that blood stem cells’ ability to repair damage caused by inappropriate protein folding in the mitochondria, a cell’s energy station, is critical to their survival …