Coronavirus Disease COVID 19 News and Research

Latest Coronavirus Disease COVID 19 News and Research

Antibody-mediated protection against symptomatic COVID achieved at low serum neutralizing titers

Antibody-mediated protection against symptomatic COVID achieved at low serum neutralizing titers

In a recent study posted to the medRxiv* preprint server, researchers in the United States assessed the efficiency of protection mediated by antibodies against symptomatic coronavirus disease 2019 (COVID-19) at low serum-neutralizing titers.

24 Oct 2022

Research suggests that ORF6 is a major SARS-CoV-2 innate immune antagonist

Research suggests that ORF6 is a major SARS-CoV-2 innate immune antagonist

In a recent study posted to the bioRxiv* server, researchers in the United States demonstrated how severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) open reading frame 6 (ORF6) protein contributes to viral pathogenesis and modulates the host's immune responses.

23 Oct 2022

A study of Moderna's COVID vaccine in children aged 6 months to 5 years

A study of Moderna's COVID vaccine in children aged 6 months to 5 years

In a recent study published in the New England Journal of Medicine, researchers presented the findings of the ongoing KidCOVE trial in the United States (US).

23 Oct 2022

Immune response in SARS-CoV-1 survivors after COVID-19 vaccination

Immune response in SARS-CoV-1 survivors after COVID-19 vaccination

Researchers evaluate SARS-CoV-2 vaccine-induced immune responses in SARS survivors.

23 Oct 2022

An analysis of excess mortality rates during COVID-19 pandemic in countries with aging populations

An analysis of excess mortality rates during COVID-19 pandemic in countries with aging populations

Researchers explore the association between excess mortality and various factors before and during the COVID-19 pandemic.

23 Oct 2022

FebriDX point-of-care immunoassay can rapidly determine if an infection is bacterial or viral

FebriDX point-of-care immunoassay can rapidly determine if an infection is bacterial or viral

Researchers explore whether FebriDx could differentiate between bacteria- and virus-induced immune responses during acute respiratory infection.

23 Oct 2022

Relationship between COVID-19 and chilblains

Relationship between COVID-19 and chilblains

A recent study discusses the associations between chilblains and COVID-19.

23 Oct 2022

Booster vaccinations in the elderly lead to impaired neutralization of SARS-CoV-2 and atypical B cells

Booster vaccinations in the elderly lead to impaired neutralization of SARS-CoV-2 and atypical B cells

Researchers examine neutralizing antibody responses against SARS-CoV-2 in elderly individuals who received one mRNA booster dose.

23 Oct 2022

Antiseptic chewing gum reduces SARS-CoV-2 viral load in exhaled air

Antiseptic chewing gum reduces SARS-CoV-2 viral load in exhaled air

A recent study determined the effectiveness of antiviral chewing gum in reducing oral viral load in the exhaled air of COVID-19 patients.

23 Oct 2022

How does COVID-19 and its treatment affect testicular function?

How does COVID-19 and its treatment affect testicular function?

Researchers summarized available information related to the reproductive effects of COVID-19 in men.

23 Oct 2022

Study determines SARS-CoV-2 viability on food items at different temperatures

Study determines SARS-CoV-2 viability on food items at different temperatures

A recent study explores the viability of SARS-CoV-2 on food items and what treatments may inactivate the virus from these products.

23 Oct 2022

Fully vaccinated U.S. frontline workers may experience reduced severity, duration, and viral shedding during SARS-CoV-2

Fully vaccinated U.S. frontline workers may experience reduced severity, duration, and viral shedding during SARS-CoV-2

Researchers investigated the association between two or three doses of the messenger ribonucleic acid (mRNA) COVID-19 vaccine and viral loads and symptoms during infections with different SARS-CoV-2 variants.

23 Oct 2022

Biochemical and structural evidence demonstrates Omicron mutations are better adapted to mouse ACE2 than to human ACE2

Biochemical and structural evidence demonstrates Omicron mutations are better adapted to mouse ACE2 than to human ACE2

Researchers demonstrated the structural basis of how the receptor-binding domain nested Omicron mutations have adapted to mouse angiotensin-converting enzyme 2 rather than human ACE2.

22 Oct 2022

Study indicates that the major determinants of SARS-CoV-2 pathogenicity reside outside of the spike protein

Study indicates that the major determinants of SARS-CoV-2 pathogenicity reside outside of the spike protein

Researchers at Boston University made a chimeric recombinant SARS-CoV-2 encoding the spike glycoprotein gene of Omicron in the backbone of an ancestral SARS-CoV-2 isolate.

22 Oct 2022

The public health impact of the SARS-CoV-2 Omicron subvariant BA.5 relative to BA.2 in Denmark

The public health impact of the SARS-CoV-2 Omicron subvariant BA.5 relative to BA.2 in Denmark

Researchers conducted a nationwide study in Denmark to assess the public health impact of the SARS-CoV-2 Omicron subvariant BA.5 relative to BA.2.

22 Oct 2022

Innovative program helps children with reading difficulties make significant progress when used online

Innovative program helps children with reading difficulties make significant progress when used online

An innovative programme to support children with reading difficulties helped them make significant progress when used online, new analysis shows.

21 Oct 2022

Adaptive immune responses in adults of various ages receiving 2 doses of the BNT162b2 mRNA vaccine

Adaptive immune responses in adults of various ages receiving 2 doses of the BNT162b2 mRNA vaccine

Researchers assessed the correlation between immunosenescence and poor COVID-19 vaccination outcomes in older adults.

21 Oct 2022

Exploring SARS-CoV-2-associated endothelial dysfunction

Exploring SARS-CoV-2-associated endothelial dysfunction

A new study described the evidence, mechanisms, and therapies for endothelial dysfunction in coronavirus disease 2019 (COVID-19).

21 Oct 2022

Scientists develop human salivary gland organoids to test SARS-CoV-2 infectivity

Scientists develop human salivary gland organoids to test SARS-CoV-2 infectivity

In a recent study published in the journal Nature Cell Biology, researchers demonstrated the susceptibility of salivary glands to severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) infection in vitro using an organoid culture model.

20 Oct 2022

Analgesic use after COVID-19 vaccination does not negatively affect antibody responses

Analgesic use after COVID-19 vaccination does not negatively affect antibody responses

In a recent study posted to the medRxiv* preprint server, University of Arizona researchers assessed the relationship between antibody responses and analgesic usage after coronavirus disease 2019 (COVID-19) vaccination.

20 Oct 2022

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