antibodies

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'Lot of Infections' From Omicron After 4th Dose: Trial

In preliminary study from Israel, the first of its kind, antibodies rise after 2nd booster, infections persist

(Newser) - Preliminary results are in on a clinical trial testing the efficacy of a fourth COVID shot, the world's first, and when it comes to omicron, that booster isn't doing the job researchers had hoped for. The Times of Israel reports that, in a study that began last month...

AstraZeneca, Merck Offer Good News on COVID Treatments

AZ's antibody treatment halves risk of death, severe illness; Merck asks FDA to OK antiviral pill

(Newser) - Good news on the AstraZeneca front, though not about its vaccine. Per Reuters , the UK drugmaker announced Monday that its AZD7442 antibody treatment, meant to be injected into patients showing symptoms of COVID, led to a "statistically significant reduction in severe COVID-19 or death," compared to mildly to...

Johnson & Johnson: Booster Pumps Up Antibodies Big Time

Company says booster at least 6 months later caused bigger spike in antibodies than first shot

(Newser) - The Pfizer vaccine now known as Comirnaty has received full approval from the Food and Drug Administration, paving the way for booster shots. Moderna's full OK from the FDA is said to be just a few weeks away, and now Johnson & Johnson announced Wednesday that people who received...

Immunity Is Likely After COVID—but Not Guaranteed
Life After COVID:
Likely 5 Months' Immunity 
NEW STUDY
Jan 14, 2021 6:49 AM CST

Life After COVID: Likely 5 Months' Immunity

Asymptomatic patients could still transmit virus upon reinfection

(Newser) - Most people who've contracted COVID-19 will be immune from the virus for at least five months and have a low risk of catching it again, according to new research. Public Health England , which analyzed the results of coronavirus and antibody tests taken by nearly 21,000 healthcare workers from...

Trump Ally Tests Positive
Trump Ally Tests Positive
Nov 7, 2020 1:00 PM CST

Trump Ally Tests Positive

The Florida Republican has the coronavirus antibodies

(Newser) - Rep. Matt Gaetz said Saturday he has tested positive for coronavirus antibodies but doesn't have the live virus, Politico reports. The fierce ally of President Trump said he tested positive for antibodies on Election Day, doesn't know when he had COVID-19, and remains symptom-free: "Feel great,"...

COVID Antibodies Are 'Rapidly' Waning
COVID Antibodies
Are 'Rapidly' Waning
NEW STUDY
Oct 27, 2020 9:25 AM CDT

COVID Antibodies Are 'Rapidly' Waning

Study finds 26.5% decline in antibodies in English participants over 3 months

(Newser) - Widespread, long-term herd immunity to COVID-19 will be difficult to achieve if the results of a new study are confirmed. The survey of 365,000 people in England showed the proportion of those testing positive for COVID-19 antibodies fell 26.5% between June 20 and Sept. 28, suggesting "immunity...

Drugmaker Pauses Trial of COVID Antibody Treatment

Eli Lilly says it's for safety reasons, without elaborating

(Newser) - Drugmaker Eli Lilly, working to come up with an antibody treatment for COVID-19, has paused its phase three clinical trials after an independent data safety monitoring board (DSMB) raised concerns. "Safety is of the utmost importance to Lilly," a company spokeswoman said in a statement Tuesday, reports CNBC...

COVID-19 Antibodies Hold Tight for 4 Months
COVID-19 Antibodies
Hold Tight for 4 Months
new study
Sep 2, 2020 11:00 AM CDT

COVID-19 Antibodies Hold Tight for 4 Months

Levels were found to rise in months 1 and 2 and then hold steady

(Newser) - A new study out of Iceland has some new answers about COVID-19 antibodies—but also raises new questions. The upshot is that antibodies were found to persist in some people for at least four months after they contracted the coronavirus, per the study published Tuesday in the New England Journal ...

Antibody Findings Encourage Scientists

Levels decline but could still be enough, scientists say

(Newser) - New research has scientists more hopeful that lingering antibodies will help COVID-19 patients—even those who had only mild cases—fight off future coronavirus infections. The studies show that months after recovering, patients have antibodies in their blood still able to defeat the virus, the New York Times reports. "...

Sailors on Carrier Get Coronavirus —a Second Time

5 sailors on the sidelined the USS Theodore Roosevelt test positive for a second time

(Newser) - Five sailors on the US aircraft carrier sidelined in Guam due to a COVID-19 outbreak have tested positive for the virus for the second time and have been taken off the ship, according to the Navy, the AP reports. The resurgence of the virus in the five sailors on the...

'Best Chance' for Coronavirus Cure? Might Be This Llama

Scientists are trying 'antibody therapies' for near-term coronavirus cure

(Newser) - Llamas are known as sociable animals with pleasantly soft wool—and now, a possible cure for the coronavirus. Scientists say llamas and alpacas at a research farm in Belgium are producing special antibodies that show promise in stopping the coronavirus, the Washington Post reports. A new scientific paper says these...

Another Weapon Wins Emergency Approval

Roche says it will be able to produce more than 100 million COVID-19 antibody tests each month

(Newser) - For the second time in three days, the Food and Drug Administration has used its emergency powers to approve using a new tool against COVID-19. Roche announced Sunday that it has received the OK for an antibody test, the Wall Street Journal reports. Experts say antibody tests can help them...

Madonna Is Ready to 'Breathe in COVID-19 Air'

Singer reveals positive test for coronavirus antibodies

(Newser) - Madonna says she plans "to breathe in the COVID-19 air" after testing positive for antibodies of the novel coronavirus. "Took a test the other day. And I found out that I have the antibodies," the 61-year-old singer said Thursday in a diary video shared on Instagram, per...

World-Health Body Slams 'an Extremely Bad Idea'

The World Health Organization is not on board

(Newser) - Coronavirus survivors may not be getting "immunity passports" after all. The idea—which has gained some ground in Europe—is that passport holders would be immune to COVID-19 and able to re-enter society. But the World Health Organization warned Friday that there's "no evidence" of infected people...

Red Cross Move on Virus 'Completely Changes the Landscape'

Antibody test showing who's had COVID-19 could pinpoint potential plasma donors

(Newser) - The American Red Cross plans to begin offering antibody tests to potential donors who suspect they've recovered from the coronavirus, reports ABC News . The hope is that blood from people who've already recovered could be used to treat sick patients. Scientists don't know whether such blood actually...

Exclusive Island Buys Coronavirus Tests for All Residents

Fisher Island plan is proving controversial

(Newser) - It's a question on many minds across the US: Have I already been exposed to the coronavirus? Antibody tests can answer just that, but they're difficult to come by ... unless you live on Fisher Island, Fla., an exclusive, private island off Miami that the New York Times says...

Toddlers' Blood Could Hold Key to Beating Malaria

New vaccine traps disease inside blood cells

(Newser) - Researchers think they've found a promising new potential weapon in the fight against malaria in a fairly unlikely place: the blood of toddlers. In a paper published in Science today, researchers detail how they examined the blood of more than 750 children in Tanzania. They found that about 6%...

Simple Blood Test May Detect Alzheimer's

But there's still no cure

(Newser) - Researchers say they've found another possible way to detect Alzheimer's, this time through a blood test that looks for antibodies. Though still under development, a diagnostic kit could be available within the year, reports Reuters . The catch: While scientists are getting better at detecting Alzheimer's with such discoveries, they still...

Scientists Find Powerful HIV Antibodies

One kills 91% of strains, raising hopes for a vaccine

(Newser) - Scientists have taken a potentially big step toward an AIDS vaccine by identifying an antibody that neutralizes 91% of HIV strains, reports the Wall Street Journal . They discovered the antibody, along with two other powerful ones, in the body of a 60-year-old gay man known as Donor 45. His body...

Vaccine Cuts HIV Infection Rate by 1/3

Watershed US-Thai study is first to show success

(Newser) - A new vaccine tested in Thailand has protected a significant minority of subjects against HIV infection—marking the first time a vaccine has shown even partial success against the virus that causes AIDS. The 16,000-volunteer study, undertaken by the US Army, the Thai health ministry, and two drug companies,...

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