A protein called cystatin may be at work. In 2008, researchers at the University of Manitoba studied Kenyan women who were still HIV-free after working as prostitutes for at least three years. The scientists found increased levels of cystatin, which is known to interfere with the ability of HIV to reproduce. … [Read more...] about Immune to HIV: How Do They Do It?
Measles lifelong immunity
Cruise ships have also begun denying passengers, with Royal Caribbean announcing Feb. 7 that it will deny entry to "all holders of China, Hong Kong and Macau passports, regardless of residency." It's also barring anyone who has travelled to China, Hong Kong or Macau in the 15 days prior to boarding; and anyone who has come within six feet of someone from China, Hong Kong or Macau 15 days prior; and anyone with fever or low blood oximetry. Norwegian Cruise Line is denying entry to anyone who has been through China, Hong Kong and Macau within 30 days prior to the cruise, and to anyone holding a passport from those places. … [Read more...] about Coronavirus outbreak: Two cruise ship passengers die, video game industry hit hard
Antibodies are proteins that the immune system makes to fight invaders such as viruses, bacteria or other foreign substances. Antibodies are specific to each invader. However, it takes time for the body to ramp up its production of antibodies to a completely new invader. If that same virus or bacteria tries to invade again in the future, the body will remember and quickly produce an army of antibodies. … [Read more...] about Blood from cured coronavirus patients could help treat infection
But now, influenza A is making a comeback. In recent weeks, there has been a surge in activity of H1N1 in the U.S., according to data from the CDC. And that means even more people are going to the doctor for flu — the percentage of people visiting the doctor for flu-like illness increased from 6.6% of all visits last week to 6.8% of all visits this week, according to the CDC. … [Read more...] about Flu season is getting weirder
Businesses are also being targeted more often, with a 13 percent increase in threats against companies. And while ransomware detections declined slightly from 2018 due to a lower rate of WannaCry detections leftover from 2017, Ryuk detections were up 543 percent, and Sodinokibi detections jumped 820 percent. According to a recent New York Times report, ransomware attacks were up 41 percent last year as average ransom payments reached $190,94. … [Read more...] about Macs saw almost double the number of malware threats than Windows PCs last year