Most strokes happen when an artery in the brain becomes blocked. Blood flow to the neural tissue stops, and those tissues typically die. Because of the locations of the major arteries in the brain, many strokes affect motor function. Some affect vision, however, causing patients to lose their vision orContinuar Leyendo
Opioids are a class of substances that control sensations such as pain and emotions in animals. While plant-derived opioid narcotics such as morphine are the most well-recognized, other opioid molecules like endorphins can also be synthesized by the body or artificially developed in laboratories. Opioids exert their actions by bindingContinuar Leyendo
Worms don’t wiggle when they have Alzheimer’s disease. Yet something helped worms with the disease hold onto their wiggle in Professor Jessica Tanis’s lab at the University of Delaware. Newark, September 30, 2021.- In solving the mystery, Tanis and her team have yielded new clues into the potential impact ofContinuar Leyendo
Classic antidepressants could help improve modern cancer treatments. They slowed the growth of pancreatic and colon cancers in mice, and when combined with immunotherapy, they even stopped the cancer growth long-term. In some cases the tumors disappeared completely, researchers at UZH and USZ have found. Their findings will now beContinuar Leyendo
A major tool against malaria in Africa has been the use of rapid diagnostic tests, which have been part of the «test-treat-track» strategy in Ethiopia, the second most-populated country in Africa. But researchers studying blood samples from more than 12,000 individuals in Ethiopia now estimate these tests missed nearly 10%Continuar Leyendo
A type of drug already used to treat obesity and Type 2 diabetes, when taken six months prior to the diagnosis of COVID-19, was associated with a decreased risk of hospitalization, respiratory complications and death in COVID-19 patients with Type 2 diabetes, according to researchers at Penn State College ofContinuar Leyendo
Científicos de la Universidad de Valparaíso desarrollarán un prototipo que, según estudios preliminares, permite la regeneración celular en menor tiempo, reduce el dolor y tiene bajo costo. Valparaíso, 26 de Septiembre de 2021.- Las úlceras venosas son heridas que se generan en los miembros inferiores del cuerpo, es decir, enContinuar Leyendo
Cancer cells proliferate despite a myriad of stresses — from oxygen deprivation to chemotherapy — that would kill any ordinary cell. Now, researchers at UC San Francisco have gained insight into how they may be doing this through the downstream activity of a powerful estrogen receptor. The discovery offers cluesContinuar Leyendo
Systemic lupus erythematosus (SLE) is an autoimmune disease in which the immune system attacks the body’s own tissues, causing widespread inflammation and damage in the affected organs. It can affect the joints, skin, brain, lungs, kidneys, and blood vessels. Asian SLE patients suffer from more severe disease and damage comparedContinuar Leyendo
Researchers at Washington University School of Medicine in St. Louis have developed an approach to estimating when a person who is likely to develop Alzheimer’s disease, but has no cognitive symptoms, will start showing signs of Alzheimer’s dementia. St.Louis, September 18, 2021.- The algorithm, available online in the journal Neurology,Continuar Leyendo
