Vaccines Are Effective Against the New York Variant, Studies Find

The research adds to a growing number of findings suggesting the Pfizer and Moderna shots are protective against the variants identified so far.

#antibodies, #astrazeneca-plc, #coronavirus-2019-ncov, #great-britain, #immune-system, #moderna-inc, #new-york-city, #pfizer-inc, #regeneron-pharmaceuticals-inc, #south-africa, #vaccination-and-immunization, #your-feed-science

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No, We Don’t Know if Coronavirus Vaccines Affect Periods

We do know that researchers do not study menstruation enough.

#clinical-trials, #coronavirus-2019-ncov, #hormones, #immune-system, #menstruation, #pregnancy-and-childbirth, #vaccination-and-immunization

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Vaccines Won’t Protect Millions of Patients With Weakened Immune Systems

Many cannot produce enough infection-fighting cells to fend off the coronavirus. But researchers are testing one therapy that may help: monoclonal antibodies.

#antibodies, #autoimmune-diseases, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #immune-system, #leukemialymphoma-society, #regeneron-pharmaceuticals-inc, #rituxan, #vaccination-and-immunization, #your-feed-science

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Vaccines Won’t Protect Millions of Patients With Crippled Immune Systems

Many cannot produce enough infection-fighting cells to fend off the coronavirus. But researchers are testing one therapy that may help: monoclonal antibodies.

#antibodies, #autoimmune-diseases, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #immune-system, #leukemialymphoma-society, #regeneron-pharmaceuticals-inc, #rituxan, #vaccination-and-immunization, #your-feed-science

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Vaccinated Mothers Are Trying to Give Babies Antibodies via Breast Milk

Multiple studies show that there are antibodies in a vaccinated mother’s milk. This has led some women to try to restart breastfeeding and others to share milk with friends’ children.

#antibodies, #breastfeeding, #coronavirus-2019-ncov, #immune-system, #research, #vaccination-and-immunization

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Researchers Are Hatching a Low-Cost Coronavirus Vaccine

A new formulation entering clinical trials in Brazil, Mexico, Thailand and Vietnam could change how the world fights the pandemic.

#antibodies, #bangkok-thailand, #biology-and-biochemistry, #brazil, #clinical-trials, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #eggs, #factories-and-manufacturing, #gates-bill-and-melinda-foundation, #immune-system, #influenza, #mclellan-jason-researcher, #mers-middle-east-respiratory-syndrome, #thailand, #vietnam, #your-feed-health, #your-feed-science

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Researchers Are Hatching a Low-Cost Covid-19 Vaccine

A new formulation entering clinical trials in Brazil, Mexico, Thailand and Vietnam could change how the world fights the pandemic.

#antibodies, #bangkok-thailand, #biology-and-biochemistry, #brazil, #clinical-trials, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #eggs, #factories-and-manufacturing, #gates-bill-and-melinda-foundation, #immune-system, #influenza, #mclellan-jason-researcher, #mers-middle-east-respiratory-syndrome, #thailand, #vietnam, #your-feed-health, #your-feed-science

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Virus Variants Threaten to Draw Out the Pandemic, Scientists Say

Declining infection rates over all masked a rise in more contagious forms of the coronavirus. Vaccines will stop the spread, if Americans postpone celebration just a bit longer.

#astrazeneca-plc, #brazil, #coronavirus-2019-ncov, #disease-rates, #europe, #florida, #germany, #great-britain, #immune-system, #influenza, #johnsonjohnson, #moderna-inc, #novavax-inc, #oxford-university, #pfizer-inc, #vaccination-and-immunization, #your-feed-science

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Getting One Vaccine Is Good. How About Mix-and-Match?

Researchers are exploring the possible benefits of pairing doses from two different Covid-19 vaccines.

#astrazeneca-plc, #clinical-trials, #coronavirus-2019-ncov, #ebola-virus, #gamaleya-research-institute-of-epidemiology-and-microbiology, #great-britain, #immune-system, #pfizer-inc, #proteins, #russia, #vaccination-and-immunization, #your-feed-health, #your-feed-science

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A Changing Gut Microbiome May Predict How Well You Age

People whose gut bacteria transformed over the decades tended to be healthier and live longer.

#bacteria, #diet-and-nutrition, #digestive-tract, #fiber-dietary, #immune-system, #microbiology, #weight

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Coronavirus Reinfections Are Rare, Danish Researchers Report

People over 65 are more likely to experience a second bout with the virus, according to a large study of medical records.

#coronavirus-2019-ncov, #denmark, #elderly, #immune-system, #lancet-the-journal, #research, #tests-medical, #vaccination-and-immunization, #your-feed-science

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Some Long Covid-19 Patients Feel Better After Vaccine Doses

It is too soon to tell whether the shots have a broad beneficial effect on patients with continuing issues, but scientists are intrigued and beginning to study the phenomenon.

#autoimmune-diseases, #chronic-condition-health, #coronavirus-2019-ncov, #immune-system, #moderna-inc, #pfizer-inc, #research, #vaccination-and-immunization, #your-feed-healthcare, #your-feed-science

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Virus Variants Likely Evolved Inside People With Weak Immune Systems

Growing evidence suggests that people with cancer and other conditions that challenge their immune systems may be incubators of mutant viruses.

#antibodies, #cancer, #coronavirus-2019-ncov, #immune-system, #leukemia, #your-feed-science

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Ebola Survivor Infected Years Ago May Have Started New Outbreak

Genetic sequencing of virus samples from patients in Guinea suggest that the new outbreak is a continuation of the 2014-16 epidemic.

#centers-for-disease-control-and-prevention, #congo-democratic-republic-of-congo-kinshasa, #ebola-virus, #genetics-and-heredity, #guinea, #immune-system, #institut-pasteur, #university-of-edinburgh, #university-of-nebraska, #your-feed-science

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Women Report Worse Side Effects After a Covid Vaccine

Men and women tend to respond differently to many kinds of vaccines. That’s probably because of a mix of factors, including hormones, genes and the dosing of the shots.

#clinical-trials, #estrogen, #hormones, #immune-system, #men-and-boys, #testosterone, #vaccination-and-immunization, #women-and-girls, #your-feed-healthcare, #your-feed-science

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Her Eyelid Drooped and She Kept Getting Weaker. What Was Going On?

Dozens of tests turned up nothing. Then a specialist had a theory.

#emergency-medical-treatment, #immune-system, #tests-medical

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Johnson & Johnson Will Test its Vaccine in Infants

The company’s coming trials will also involve pregnant women and people whose immune systems are compromised.

#babies-and-infants, #children-and-childhood, #clinical-trials, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #immune-system, #internal-essential, #johnsonjohnson, #vaccination-and-immunization

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Why Common Colds Might Spike When Kids Return to School

Hong Kong schools reported a surge in colds when students resumed in-person learning. Here’s what it means for kids in the U.S., and what parents can do to prepare.

#colds, #coronavirus-reopenings, #education-k-12, #immune-system, #parenting, #shutdowns-institutional, #viruses

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Studies Suggest People Who Had Covid-19 Should Get Single Vaccine Dose

New studies show that one shot of a vaccine can greatly amplify antibody levels in those who have recovered from the coronavirus.

#antibodies, #biontech-se, #coronavirus-2019-ncov, #immune-system, #moderna-inc, #pfizer-inc, #research, #sars-severe-acute-respiratory-syndrome, #your-feed-science

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Covid Vaccines for Kids Are Coming, but Not for Many Months

Pfizer and Moderna are testing their vaccines on children 12 and older and hope to have results by the summer.

#children-and-childhood, #clinical-trials, #coronavirus-2019-ncov, #disease-rates, #immune-system, #johnsonjohnson, #moderna-inc, #novavax-inc, #parenting, #pfizer-inc, #research, #teenagers-and-adolescence, #vaccination-and-immunization, #your-feed-science

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Millie Hughes-Fulford, NASA Shuttle Scientist, Dies at 75

As the space agency’s first female payload specialist, she conducted experiments about the impact of weightlessness on astronauts’ immune systems and loss of bone mass.

#columbia-space-shuttle, #deaths-obituaries, #hughes-fulford-millie, #immune-system, #national-aeronautics-and-space-administration, #research, #space-and-astronomy, #women-and-girls

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Childhood Colds Do Not Prevent Coronavirus Infection, Study Finds

New research casts doubt on the idea that prior infections with garden-variety coronaviruses might shield some people, particularly children, amid the pandemic.

#antibodies, #cell-journal, #colds, #coronavirus-2019-ncov, #disease-rates, #great-britain, #immune-system, #pennsylvania, #science-journal, #your-feed-science

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A Few Covid Vaccine Recipients Developed a Rare Blood Disorder

A link to the vaccines is not certain, and investigations are underway in some reported cases.

#centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #coronavirus-risks-and-safety-concerns, #food-and-drug-administration, #immune-system, #michael-gregory-1964-2021, #vaccination-and-immunization, #your-feed-healthcare

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In the Vaccine Scramble, Cancer Patients Are Left Behind

Those with compromised immune systems are often advised to get the shots under medical supervision, but their cancer centers can’t always provide them.

#cancer, #chemotherapy, #coronavirus-2019-ncov, #immune-system, #vaccination-and-immunization

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Long-Haul Covid and the Chronic Illness Debate

What persistent Covid cases might have in common with chronic fatigue syndrome and Lyme disease, and why it matters.

#chronic-condition-health, #chronic-fatigue-syndrome, #coronavirus-2019-ncov, #immune-system, #lyme-disease, #united-states

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Have You Had Covid-19? Study Says You May Need Only One Vaccine Dose

People who have already been sick with Covid-19 should still be vaccinated, experts say, but they may experience intense side effects even after one dose.

#coronavirus-2019-ncov, #immune-system, #vaccination-and-immunization, #your-feed-healthcare

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How the Coronavirus Turns the Body Against Itself

Some patients struggling with Covid-19 develop antibodies against their own tissues, scientists have found.

#antibodies, #autoimmune-diseases, #coronavirus-2019-ncov, #immune-system, #medrxiv, #nature-immunology-journal, #science-translational-medicine-journal, #tissue-human, #your-feed-science

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If You Squeeze the Coronavirus, Does It Shatter?

Scientists are exploring the physics of viruses, to understand how these pathogens assemble themselves — and might be rent apart.

#biology-and-biochemistry, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #genetics-and-heredity, #immune-system, #microbiology, #physics, #proteins, #rna-ribonucleic-acid, #vaccination-and-immunization, #viruses, #your-feed-health, #your-feed-science

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In Crises, Vaccines Can Be Stretched, but Not Easily

Shortages of shots for yellow fever, polio and other diseases have led to innovative solutions even in very poor countries.

#africa, #brazil, #coronavirus-2019-ncov, #ebola-virus, #epidemics, #great-britain, #immune-system, #india, #israel, #offit-paul-a, #poliomyelitis, #rotary-clubs-international, #shortages, #slaoui-moncef-m, #third-world-and-developing-countries, #united-nations-childrens-fund, #vaccination-and-immunization, #world-health-organization, #your-feed-healthcare, #your-feed-science

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What If You Never Get Better From Covid-19?

Some patients could be living with the aftereffects for years to come. Recent research into another persistent, mysterious disease might help us understand how to treat them.

#chronic-condition-health, #coronavirus-2019-ncov, #coronavirus-risks-and-safety-concerns, #immune-system, #mount-sinai-medical-center

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Emerging Coronavirus Variants May Pose Challenges to Vaccines

Laboratory studies of mutations circulating in South Africa suggest they may dodge some of the body’s immune responses.

#antibodies, #brazil, #coronavirus-2019-ncov, #disease-rates, #great-britain, #immune-system, #influenza, #moderna-inc, #pfizer-inc, #south-africa, #united-states, #vaccination-and-immunization, #your-feed-science

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Doctor’s Death After Getting the Covid Vaccine Is Investigated

A Florida physician developed an unusual blood disorder shortly after he received the Pfizer vaccine. It is not yet known if the shot is linked to the illness.

#centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #immune-system, #immune-thrombocytopenia, #mount-sinai-medical-center, #pfizer-inc, #vaccination-and-immunization, #your-feed-healthcare

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Coronavirus Will Resemble the Common Cold, Scientists Predict

Once immunity is widespread in adults, the virus rampaging across the world will come to resemble the common cold, scientists predict.

#colds, #disease-rates, #immune-system, #sars-severe-acute-respiratory-syndrome, #science-journal, #your-feed-science

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Why Are We So Afraid of Fevers?

Under most circumstances, fever is beneficial, reducing the severity of illness and shortening its length.

#college-of-physicians-of-philadelphia, #fever, #immune-system, #infections, #seizures-medical, #temperature

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Covid Deaths Lowered in Trial of Tocilizumab and Sarilumab

The big dip in mortality shown in the trial of about 800 patients has caught some experts by surprise because previous studies of the drugs showed little benefit.

#clinical-trials, #coronavirus-2019-ncov, #deaths-fatalities, #dexamethasone-drug, #drugs-pharmaceuticals, #immune-system, #medrxiv, #research, #your-feed-healthcare

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The Covid Balancing Act for Doctors

At the start of the pandemic, I was “Dr. No” to my in-laws and cancer patients, but my conversations have become more nuanced.

#age-chronological, #cancer, #coronavirus-2019-ncov, #doctors, #immune-system, #leukemia, #protective-clothing-and-gear

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As Rollout Falters, Scientists Debate New Vaccination Tactics

Should second doses be delayed? Should most adults receive half-doses? Scientists are pondering ways to get more shots into more arms.

#astrazeneca-plc, #clinical-trials, #coronavirus-2019-ncov, #food-and-drug-administration, #great-britain, #immune-system, #marks-peter, #pfizer-inc, #public-private-sector-cooperation, #united-states, #vaccination-and-immunization, #wachter-robert-m

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Small Number of Covid Patients Develop Severe Psychotic Symptoms

Most had no history of mental illness and became psychotic weeks after contracting the virus. Cases are expected to remain rare but are being reported worldwide.

#brain, #coronavirus-2019-ncov, #immune-system, #mental-health-and-disorders, #psychiatry-and-psychiatrists, #your-feed-science

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Boston Doctor Develops Severe Allergic Reaction After Getting Moderna Vaccine

The patient, who has a severe shellfish allergy, recovered quickly with treatment. Until now, reports of severe reactions had been linked to the Pfizer vaccine.

#allergies, #anaphylactic-shock, #centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #immune-system, #moderna-inc, #pfizer-inc, #vaccination-and-immunization, #your-feed-healthcare

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The Coronavirus Is Mutating. What Does That Mean for Us?

Officials in Britain and South Africa claim new variants are more easily transmitted. There’s a lot more to the story, scientists say.

#antibodies, #evolution-biology, #genetics-and-heredity, #immune-system, #influenza, #vaccination-and-immunization, #viruses, #your-feed-science

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What People With Allergies Should Know About Covid Vaccines

Four people so far have had allergic reactions after getting the Pfizer-BioNTech vaccine. Experts say that shouldn’t deter most people from getting a jab.

#allergies, #asthma, #clinical-trials, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #immune-system, #vaccination-and-immunization, #your-feed-healthcare

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Can We Do Twice as Many Covid-19 Vaccinations?

Data suggests significant protection even without a second shot. If studies prove that’s true, it could be a game changer.

#clinical-trials, #coronavirus-2019-ncov, #food-and-drug-administration, #immune-system, #vaccination-and-immunization

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The Next Covid Vaccine Challenge: Reassuring Older Americans

The two leading coronavirus vaccines seemed to work well in elderly trial volunteers. “I just can’t understand why people are afraid,” one 95-year-old said.

#clinical-trials, #coronavirus-2019-ncov, #coronavirus-risks-and-safety-concerns, #deaths-fatalities, #elder-care, #elderly, #glaxosmithkline-plc, #immune-system, #moderna-inc, #nursing-homes, #pfizer-inc, #united-states, #vaccination-and-immunization, #your-feed-science

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Here’s Why Vaccinated People Still Need to Wear a Mask

The new vaccines will probably prevent you from getting sick with Covid. No one knows yet whether they will keep you from spreading the virus to others — but that information is coming.

#antibodies, #astrazeneca-plc, #clinical-trials, #coronavirus-2019-ncov, #disease-rates, #immune-system, #influenza, #johnsonjohnson, #moderna-inc, #nose, #pfizer-inc, #preventive-medicine, #tests-medical, #throat, #your-feed-science

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Is ‘Natural Immunity’ From Covid Better Than a Vaccine?

And if you’ve already had Covid-19, do you still need a vaccine? Experts tackle questions about vaccine immunity.

#content-type-service, #immune-system, #vaccination-and-immunization, #your-feed-science

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Could a Blood Test Show if a Covid-19 Vaccine Works?

A new monkey study offers a ray of hope for speeding up clinical trials of Covid-19 vaccines.

#clinical-trials, #coronavirus-2019-ncov, #immune-system, #monkeys-and-apes, #vaccination-and-immunization, #your-feed-healthcare, #your-feed-science

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The Coronavirus Won’t Stop Evolving When the Vaccine Arrives

The coronavirus is not a shape shifter like the flu virus, but it could become vaccine resistant over time. That prompts researchers to urge vigilance.

#china, #coronavirus-2019-ncov, #denmark, #evolution-biology, #food-and-drug-administration, #immune-system, #moderna-inc, #pfizer-inc, #plos-biology-journal, #university-of-pittsburgh, #vaccination-and-immunization, #your-feed-healthcare

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Their Teeth Fell Out. Was It Another Covid-19 Consequence?

People who already have dental problems may see them aggravated by encounters with the coronavirus, some experts suggest.

#coronavirus-2019-ncov, #gums-mouth, #immune-system, #research, #teeth-and-dentistry, #your-feed-health, #your-feed-healthcare, #your-feed-science

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Quarantine May Negatively Affect Kids’ Immune Systems

Keeping children masked and separated is necessary. It could also undermine their bodies’ ability to learn how to fight pathogens.

#children-and-childhood, #coronavirus-2019-ncov, #immune-system, #vaccination-and-immunization

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Immunity to the Coronavirus May Last Years, New Data Hint

Blood samples from recovered patients suggest a powerful, long-lasting immune response, researchers reported.

#antibodies, #coronavirus-2019-ncov, #immune-system, #la-jolla-calif, #sars-severe-acute-respiratory-syndrome, #vaccination-and-immunization, #your-feed-science

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