A new blood test demonstrated remarkable promise in discriminating between persons with and without Alzheimer’s disease and in persons at known genetic risk may be able to detect the disease as early as 20 years before the onset of cognitive impairment, according to a large international study published today in the Journal of the American Medical Association (JAMA) and simultaneously presented at the Alzheimer’s Association International Conference.
articles
Iron Deficiency During Infancy Reduces Vaccine Efficacy
Despite the fact that global immunisation programmes are now reaching more people than ever, about 1.5 million children still die every year from diseases that vaccination could have prevented.
Alaska’s Vegetation is Changing Dramatically
Tree and plant cover has deteriorated considerably in some areas, while advancing in other areas that previously burned or used to be frozen.
Seismic Waves Help Scientists 'See' Chemical Changes Beneath a Watershed
Chemical reactions deep below ground affect water quality, but methods for “seeing” them are time-consuming, expensive and limited in scope.
New NASA Research Projects Probe COVID-19 Impacts
The new projects look at food- and water-supply stability and how changes in human activity are affecting the environment.
How Will the Population Accept COVID-19 Tracing Apps?
Coronavirus tracing applications for the detection of infection chains are currently being developed and made available across the world.