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immunology, disease & medicine

More SARS-CoV-2 Reinfections Reported, But Still a Rare Event
Ashley Yeager | Oct 26, 2020 | 5 min read
Repeat COVID-19 cases could offer clues about people’s immunity to the novel coronavirus and how to vaccinate against it.
COVID-19, SARS-CoV-2, pandemic, coronavirus, clinical trials, safety, vaccine, Johnson & Johnson, Janssen
Johnson & Johnson Pauses COVID-19 Vaccine Trials
Amanda Heidt | Oct 13, 2020 | 3 min read
The company voluntarily paused its studies, including one in Phase 3, after an unexplained illness in a patient.
Researchers Who Discovered Hepatitis C Earn Nobel Prize
Max Kozlov | Oct 5, 2020 | 3 min read
Harvey Alter, Michael Houghton, and Charles Rice share the Physiology or Medicine award for their contributions to identifying the virus and demonstrating that it was responsible for hepatitis among blood transfusion recipients.
Vast Majority in US Remain Susceptible to COVID-19: Study
Max Kozlov | Sep 28, 2020 | 2 min read
Fewer than 1 in 10 dialysis patients sampled had antibodies against the novel coronavirus as of July, indicating that the greater population is far from levels required to achieve herd immunity.
Antibody-Based Drug May Reduce COVID-19 Hospitalizations: Study
Lisa Winter | Sep 17, 2020 | 2 min read
Eli Lilly reports a 72 percent reduction in hospitalization risk among patients who received its monoclonal antibody compared to those who received a placebo.
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Indian Study Shows No Survival Benefit of Plasma in COVID-19
Alakananda Dasgupta | Sep 15, 2020 | 5 min read
A randomized controlled trial on the use of convalescent plasma therapy to treat coronavirus infections—the first in the world to be completed—yields disappointing results, but some doctors are not discouraged.
Immune Cell and Its Cytokine Control Exploratory Behavior in Mice
Ashley Yeager | Sep 14, 2020 | 5 min read
Gamma delta T cells in the meninges of the brain release a cell signaling molecule that does more than protect mice from microbial pathogens.
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Vector-Based Vaccines Come to the Fore in the COVID-19 Pandemic
Anthony King | Sep 8, 2020 | 6 min read
Adenovirus vectors deliver the genetic instructions for SARS-CoV-2 antigens directly into patients’ cells, provoking a robust immune response. But will pre-existing immunity from common colds take them down?
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COVID-19 Antibodies Last for at Least Four Months After Recovery
Amanda Heidt | Sep 2, 2020 | 3 min read
The results from a study in Iceland can’t say if a recovered patient’s antibodies can protect them from subsequent reinfection.
Long-Lasting Wound Infections Linked to Microbes and Genetics
Lisa Winter | Sep 1, 2020 | 2 min read
Two gene variations might help explain why some people experience chronic wounds.
Zika Infection Increases Risk of Severe Dengue Fever
Ruth Williams | Aug 27, 2020 | 4 min read
A study of Nicaraguan children links prior Zika virus infection with aggravated dengue fever symptoms.
Patients Reinfected with Coronavirus in Hong Kong, Europe
Lisa Winter | Aug 25, 2020 | 2 min read
So far, there are three patients known to have been infected with SARS-CoV-2 twice, and in at least one case the second time around was asymptomatic.
Immune Biomarkers Tied to Severe COVID-19: Study
Ruth Williams | Aug 19, 2020 | 4 min read
Increases in the levels of three cytokines are among the features linked to poor outcomes.
Cold-Causing Coronaviruses Don’t Seem to Confer Lasting Immunity
Shawna Williams | Aug 18, 2020 | 4 min read
Studies on SARS-CoV-2’s milder cousins hint that our immune systems are quick to forget the viruses, but it’s unclear whether the same is true for the agent that causes COVID-19.
COVID-19 Outbreaks Occur as Students Return to Campus
Lisa Winter | Aug 18, 2020 | 7 min read
Following a string of outbreaks, the University of North Carolina at Chapel Hill will move to an online-only semester.
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Noel Rose, Who Demonstrated Autoimmunity Exists, Dies at 92
Amanda Heidt | Aug 10, 2020 | 4 min read
The Johns Hopkins University researcher bucked the prevailing idea that the body would not launch an immune response against its own tissues, and in doing so established an entirely new scientific discipline.
Study: Mask-Wearing Moms with COVID-19 Can Safely Nurse Babies
Lisa Winter | Jul 24, 2020 | 2 min read
None of the breastfed infants in the study tested positive for SARS-CoV-2 within the first two weeks of life.
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Largest Seroprevalence Study in US Shows Vast COVID-19 Undercount
Amanda Heidt | Jul 22, 2020 | 3 min read
Actual cases may be as much as 6 to 24 times higher than reported, but we’re still a long way off from herd immunity.
Special Report
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Seeking an Early COVID-19 Drug, Researchers Look to Interferons
Alakananda Dasgupta | Jul 20, 2020 | 9 min read
These antiviral proteins are produced by the body as a natural defense against viral infections and synthetic interferons might help prevent or treat the beginning stages of SARS-CoV-2 infection.
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Could COVID-19 Trigger Chronic Disease in Some People?
Katarina Zimmer | Jul 17, 2020 | 8 min read
A handful of viruses have been associated with long-term, debilitating symptoms in a subset of those who become infected. Early signs hint that SARS-CoV-2 may do the same.
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