Genetically-Modified Parasites Could Save People from Malaria
2017年1月13日 · By genetically-modifying these same parasites, researchers in Seattle recently created a vaccine that appears to be safe and effective in generating an immune response to malaria in a small study of human volunteers. The work is part of a global effort to eliminate the suffering caused by malaria through improved testing, treatment, vector ...
Athletes' Gut Microbes Are Tailored to Help Them Compete
2017年8月29日 · The bacteria in our gut — a community called the gut microbiome — have been in the spotlight a lot lately. What we're learning about how our intestinal bacteria adapt and grow with our bodies could help athletes perform better, according to researchers starting a company focused on creating probiotics that mimic athletes' microbiomes.
How Parental Choice Not to Vaccinate Kids Starts and Spreads …
2017年6月24日 · It's not always easy to get to the root of an infection outbreak. Epidemiologists study infected people, contacts, and carefully examine where the infections happened and when. In the case of a 2012 outbreak of pertussis — whooping cough — in Oregon, scientists just published an analysis of how vaccination status affected when a …
Latent HIV Can Hide, but Can't Escape Detection with New Test
2017年6月21日 · The new test, the TZA test, detects a gene turned on by replicating HIV. This assay uses TZM-bl cells — laboratory test cells — that have the same HIV receptor on them as on CD4 cells, and also have an integrated copy of the ß-galactosidase gene. When the researcher mixes blood containing HIV with the TZM-bl cells, any replication ...
Microbots to the Rescue! Swimming Bots Kill Bad Water Microbes
2017年6月29日 · Look no further than Flint, Michigan, to discover the serious consequences of contaminated drinking water. Around the world, water polluted by pathogens and toxins sickens people or cuts them off from safe drinking water. Looking for a solution, researchers created tiny, swimming robots that pack a powerful punch against waterborne pathogens.
Four Months & 79 Patients Later, Minnesota Measles Outbreak Is …
2017年7月14日 · In late June, the biggest measles outbreak to strike Minnesota since 1990 seemed to be winding down. Today, public health officials announced a new confirmed measles case in the area. Since the outbreak started in April of this year, public health officials estimate more than 8,000 people were exposed to the measles virus. The newest case brings the total number of victims to 79, and the ...
Scientists Found an Antibody That Burns Belly Fat (In Mice)
2017年6月24日 · Bone loss and belly fat may no longer be certain fates of menopause, thanks to new research from an international team of scientists. Researcher Mone Zaidi from Icahn School of Medicine at Mount Sina and colleagues describe the discovery of an antibody that reduced fat and increased bone mass in mice in a paper published online May 24 in the journal Nature.
Bill Gates Says Bioterrorism Could Kill Millions in a …
2017年2月19日 · At a global security conference in Munich, philanthropist and businessman Bill Gates spoke about the next pandemic and a dire lack of global readiness. Here's how his statement could come true—and how to be ready when it does. On Saturday, Bill Gates joined hundreds of heads-of-state, decision makers, academics, and experts, at the annual Munich Security Conference, a global forum that has ...
Researchers Look to Cows to Create Vaccine for HIV
2017年8月23日 · A vaccine against HIV might prevent the disease that we can't seem to cure. Some HIV patients make antibodies that can take down the virus, much the way a vaccine might. But, scientists haven't been able to provoke that type of response in other people. However, in a process that might work in humans, a group of researchers has successfully generated antibodies in cows that neutralize multiple ...
How Epidemics Happen: The Terrifying Reality of Superspreaders
2017年2月13日 · Jostled in the airport, someone is coughing in line. The air looks empty but it is loaded with microbes that make their way into your body. You get sick. You give it to your family, and that's pretty much it. But what if you were so contagious that you spread it to your entire community and beyond?