Antibodies
Setting the Record Straight on Covid Variants and Reinfections
Alas, this current situation, where some are newly susceptible to infection while others remain protected, is no friend to nuance. It’s difficult to generalize broadly and make bold predictions concerning how well an individual or a population will hold up against infection now or later. But despite Omicron’s knack for circumventing antibodies, it’s clear that […]
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A Better Way to Measure Immunity in Children
For Jacqueline Almeida, next week cannot come soon enough. She has watched friends roll their eyes when she asked to meet them outdoors. She has tried unsuccessfully to convince her sister to vaccinate her son. She was told by strangers on Twitter that putting her daughter in a mask was tantamount to child abuse. And […]
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Inside a Campaign to Get Medicare Coverage for a New Alzheimer’s Drug
In the interview, Mr. Johns echoed these explanations. Asked if association officials had communicated with Biogen since Medicare’s proposal, he said, “I think probably some of our folks have had a conversation or more along the way” and that Biogen’s staff “occasionally pass along a piece of information, but I can tell you that we […]
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Should You Get a 4th Covid Shot?
To hear more audio stories from publications like The New York Times, download Audm for iPhone or Android. As coronavirus case counts continue to plummet across the United States, people’s immunity may be declining, too. Several studies have found that while mRNA booster shots have been successful at preventing hospitalization and death, their effectiveness against […]
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Trying to Solve a Covid Mystery: Africa’s Low Death Rates
While health surveillance is weak, he acknowledged, Sierra Leoneans have the recent, terrible experience of Ebola, which killed 4,000 people here in 2014-16. Since then, he said, citizens have been on alert for an infectious agent that could be killing people in their communities. They would not continue to pack into events if that were […]
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Inside the High-Stakes Race to Test the Covid Tests
Researchers also assessed the user-friendliness of each product. “You want to make sure that nothing requires too much force, make sure that it’s easy to grasp, grip,” said Sarah Farmer, managing director of Georgia Tech’s HomeLab. “Let’s streamline it where possible, cut down steps where possible.” Maxim Biomedical, a Maryland-based company that makes a rapid […]
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High Demand for Drug to Prevent Covid in the Vulnerable, Yet Doses Go Unused
Sasha Mallett, Sue Taylor and Kimberly Cooley all have immune deficiencies that make them especially vulnerable to Covid-19, and all have tried to get the same thing: a new treatment that can prevent the disease in people who either cannot produce antibodies after receiving a coronavirus vaccine or cannot get vaccinated at all. Ms. Cooley, […]
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Exercise May Enhance the Effects of a Covid or Flu Shot
Taking a long, brisk walk, jog or bike ride after your next Covid or flu vaccine might amplify the benefits of the shot, according to a new study of exercise and immunization. The study, which involved 70 people and about 80 mice, looked at antibody responses after a jab with the influenza vaccine or both […]
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Why Nasal Covid Vaccines May Make Better Boosters
HYDERABAD, India — On the outskirts of this centuries-old Indian city, a world away from its congested roads and cacophony, the gleaming modern laboratories of Bharat Biotech are churning out a Covid vaccine that would be sprayed into the nose rather than injected into the blood. Currently available vaccines produce powerful, long-lasting immunity against severe […]
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