Omicron News and Research

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SARS-CoV-2 variants are evolving increased infectivity and antibody escape, studies say

First announced by the World Health Organization on Nov. 26, 2021, the SARS-CoV-2 omicron variant spread rapidly around the world, becoming the dominant variant in the U.S. and elsewhere.

16 Feb 2022

Study suggests tea polyphenols may modulate COVID-19 via intestinal microbiota

A new study discusses the state of current knowledge about the potential use of tea polyphenols in the prevention and treatment of COVID-19.

16 Feb 2022

Children with severe COVID-19 show low mucosal neutralizing activity against SARS-CoV-2

A new study examines neutralizing responses to the ancestral variant of SARS-CoV-2, as well as against later variants of concern.

16 Feb 2022

Research identifies differences between Omicron lineages BA.1 and BA.2

Researchers recently identified another Omicron lineage, called BA.2, that is more contagious than BA.1, the Omicron lineage that sparked the winter surge of coronavirus cases in January 2022.

16 Feb 2022

Study examines lyophilized mRNA-lipid nanoparticle vaccines with long-term stability

A new study explored the high immunogenicity and stability of lyophilized mRNA-LNP vaccines in relation to SARS-CoV-2.

16 Feb 2022

Impact of Omicron on COVID-19 prevalence among unvaccinated and vaccinated in Omicron-dominated countries

Scientists have recently explored the impact of the omicron variant of SARS-CoV-2 on the prevalence of COVID-19 in vaccinated and unvaccinated individuals.

16 Feb 2022

Study explores how the electrostatic charge of the SARS-CoV-2 spike protein has changed over time

In a new study, researchers examined the effect of electrostatic changes on the ability of the SARS-CoV-2 Omicron variant to escape immunity.

16 Feb 2022

Omicron RBD-ACE2 binding found to be stronger than wild type SARS-CoV-2 strain

Researchers recently investigated the effect of SARS-CoV-2 Omicron variant mutations on the binding of the receptor-binding domain and angiotensin-converting enzyme-2 to study the overall binding profile of the RBD-ACE2 system.

16 Feb 2022

COVID-19 vaccine boosters shown to confer protection against the SARS-CoV-2 Omicron variant

In a new study, researchers investigated whether a COVID-19 vaccine booster dose is effective against the SARS-CoV-2 Omicron variant.

16 Feb 2022

Study shows mRNA COVID-19 vaccination in pregnancy can prevent hospitalization among infants

A report published in the CDC’s Morbidity and Mortality Weekly Report (MMWR) shows how primary two-dose vaccination series against coronavirus disease 2019 (COVID-19) during pregnancy is linked to a reduced risk of COVID-19–associated hospitalization among infants six months of age or younger.

16 Feb 2022

Superior immune response in vaccinated after infection with Omicron compared to unvaccinated

In a recent study posted to the medRxiv* preprint server, researchers evaluated the cross-reactivity of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant-triggered neutralization and fragment crystallizable (Fc) effector functions between coronavirus disease 2019 (COVID-19)-vaccinated and unvaccinated individuals in South Africa.

16 Feb 2022

Research suggests SARS-CoV-2 viral accessory proteins may play significant role in viral evolution

Researchers investigate SARS-CoV-2 mutations present across the whole genome of different SARS-CoV-2 variants.

15 Feb 2022

Study reveals psychological benefits of COVID-19 vaccination beyond reducing disease severity

Getting vaccinated for COVID-19 measurably improved the psychological well-being of participants in the Understanding Coronavirus in America study, a large longitudinal look at the impact of the pandemic on individuals in the United States.

15 Feb 2022

Antiviral activity assessment of remdesivir against 10 current and former SARS-CoV-2 variant clinical isolates

A new study published demonstrated the in vitro potencies of RDV and GS-441524 through PRA, and nucleoprotein ELISA against SARS-CoV-2 and other VOC/VOIs isolates with specific substitutions in Nsp12.

15 Feb 2022

Study explores the generation of SARS-CoV-2 Omicron Spike DNA construct using multiple site-targeted mutagenesis

In a new study, a team of researchers demonstrated multiple site-directed mutagenesis as an efficient, easy, and more economically viable alternative to commercial gene synthesis to highlight how specific residues can contribute to the molecular structure and functioning of proteins.

15 Feb 2022

Novel glycation patterns help understand Omicron immune escape

A new study explores changes in the sugar structure of the SARS-CoV-2 Omicron variant, which may shed light on its immunologic escape and transmissibility characteristics.

15 Feb 2022

South African population reveal durable protection by prior infection against pre-Omicron variants

A recent study explored the buildup of immunity developed post-SARS-CoV-2 infection in African people and the impact of SARS-CoV-2 Omicron VOC on the COVID-19 pandemic.

15 Feb 2022

Study explores SARS-CoV-2 antibodies in children

Researchers set out to explore how COVID-19 antibody responses persist over time after natural infection in children.

15 Feb 2022

Producing more mRNA COVID vaccines could save 1.5M lives in low/middle-income countries

In a recent study posted to the medRxiv* preprint server, a team of researchers from the United States estimated the benefits of scaling up coronavirus disease 2019 (COVID-19) vaccination in the low- and lower-middle-income countries (LIC/LMICs) amid the global spread of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant using economic and epidemiological models linearized with public data of COVID-19 vaccinations and deaths.

15 Feb 2022

First survey on Omicron BA.2 in France

In a recent study posted to the medRxiv* preprint server, researchers described the emergence of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) 21L/BA.2 Omicron variant in south-eastern France.

14 Feb 2022

Omicron News and Research

SARS-CoV-2 variants are evolving increased infectivity and antibody escape, studies say

Study suggests tea polyphenols may modulate COVID-19 via intestinal microbiota

Children with severe COVID-19 show low mucosal neutralizing activity against SARS-CoV-2

Research identifies differences between Omicron lineages BA.1 and BA.2

Study examines lyophilized mRNA-lipid nanoparticle vaccines with long-term stability

Impact of Omicron on COVID-19 prevalence among unvaccinated and vaccinated in Omicron-dominated countries

Study explores how the electrostatic charge of the SARS-CoV-2 spike protein has changed over time

Omicron RBD-ACE2 binding found to be stronger than wild type SARS-CoV-2 strain

COVID-19 vaccine boosters shown to confer protection against the SARS-CoV-2 Omicron variant

Study shows mRNA COVID-19 vaccination in pregnancy can prevent hospitalization among infants

Superior immune response in vaccinated after infection with Omicron compared to unvaccinated

Research suggests SARS-CoV-2 viral accessory proteins may play significant role in viral evolution

Study reveals psychological benefits of COVID-19 vaccination beyond reducing disease severity

Antiviral activity assessment of remdesivir against 10 current and former SARS-CoV-2 variant clinical isolates

Study explores the generation of SARS-CoV-2 Omicron Spike DNA construct using multiple site-targeted mutagenesis

Novel glycation patterns help understand Omicron immune escape

South African population reveal durable protection by prior infection against pre-Omicron variants

Study explores SARS-CoV-2 antibodies in children

Producing more mRNA COVID vaccines could save 1.5M lives in low/middle-income countries

First survey on Omicron BA.2 in France

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