A study suggests that those who take sildenafil, more commonly known as the erectile dysfunction medicine Viagra, are less likely to develop Alzheimer’s disease; a study of 7.2 million people suggests that those who take sildenafil were 70% less likely to develop the disease. Researchers also found that brain cells treated with sildenafil in vitro grew faster and had reduced tau accumulation. Sildenafil appears to affect both tau and another Alzheimer’s-related protein known as amyloid. Read full article here
Science
An Eerie Poisonous Fog
If you’re visiting a farm, keep an eye out for an ominous-looking bronze fog. Nitrogen tetroxide, a red-orange gas, is made by certain bacteria during fermentation when oxygen is lacking in the crop. The lack of oxygen causes the bacteria to use the nitrate within the crops, which then produces nitrogen tetroxide. Inhalation of the gas is known to cause permanent lung damage or kill people and livestock. To prevent this, farmers have started performing nitrate tests after four weeks of fermentation. Read full article here
Merv
November 30, 2022
