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Study reveals pet hamsters can acquire SARS-CoV-2 infection in real-life settings and transmit the virus back to humans

Researchers investigated the transmission of the SARS-CoV-2 Delta VOC from infected hamsters to humans.

2 Feb 2022

A mixed-effects deep learning model to diagnose COVID-19 from computed tomography imaging

Using best practice guidelines, they developed a mixed-effects deep learning model to classify images as healthy or COVID-19 accurately.

2 Feb 2022

SARS-CoV-2 entry at the cell surface facilitated by trypsin

Exogenous trypsin treatment boosts SARS-CoV-2 infection in Vero E6 cells and promotes viral multiplication in cultured cells.

1 Feb 2022

SARS-CoV-2 prevalence in bivalve mollusks from harvesting areas in Southern Italy

The goal of the current study was to collect data on the prevalence of SARS-CoV-2 in bivalve mollusks harvested in the Campania region using dd RT-PCR for the detection of low levels of virus in mollusk tissues.

21 Jan 2022

Framework for understanding cross-country spread of COVID-19 in the context of the globally interconnected economy

A study published in Scientific Reports uses a three-dimensional conceptual model to examine COVID-19's global spatiotemporal dissemination.

17 Jan 2022

Study: Face masks reduce the distance airborne pathogens could travel by more than half

The effectiveness of face masks has been a hotly debated topic since the emergence of COVID-19. However, a new study by researchers at the University of Central Florida offers more evidence that they work.

12 Jan 2022

New computer model mirrors the way misinformation spreads in real life

It starts with a super-spreader, and winds its way through a network of interactions, eventually leaving no one untouched. Those who have been exposed previously may only experience mild effects.

11 Jan 2022

SARS-CoV-2 levels decrease when human SIRT5 is deleted or inhibited

Researchers examine the role of human sirtuin 5 (SIRT5) in SARS-CoV-2 infection.

10 Jan 2022

SARS-CoV-2 shown to spread through cell-to-cell transmission

A new study investigated SARS-CoV-2 cell-to-cell transmission in the context of cell-free infection and compared it to SARS-CoV.

10 Jan 2022

Small molecule identified as a SARS-CoV-2 inhibitor

A new study published in iScience reports the results of a screening strategy to identify small molecules that target viral entry to block infection with this virus.

6 Jan 2022

Experts cautiously optimistic about risks of Delta-Omicron mutations mix

Researchers evaluate the risk of the P681R, N501Y, and D614G mutations of current interest co-occurring naturally due to convergent evolution.

4 Jan 2022

SARS-CoV-2 differs from other betacoronaviruses in a key IRE1α/XBP1 pathway

SARS-CoV-2 differs from other viruses in the beta coronavirus family in the activation of a key pathway associated with endoplasmic reticulum stress.

3 Jan 2022

Spatiotemporal patterns of Delta variant progression and its associated health interventions

In a new study, researchers adopted a prospective space-time scan method to conduct spatiotemporal analysis at the district level in the seven selected countries in SEA from June 2021 to October 2021.

23 Dec 2021

Severe COVID-19 found to be associated with disrupted intestinal Peyer’s patches

A new study demonstrates significantly altered structure and cellularity of Peyer’s patches in deceased COVID-19 patients.

21 Dec 2021

Investigating potential cross-protection against SARS-CoV-2 after previous exposure to bovine coronavirus

Researchers have conducted an investigation to probe the similarity of viral epitopes between bovine coronavirus (BCoV) and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).

17 Dec 2021

Study suggests Omicron can be neutralized by BNT162b2 recipient sera optimally after three vaccine doses

Researchers from Westmead Hospital have been investigating the effect of a third dose on neutralizing antibody titres in already vaccinated individuals.

16 Dec 2021

Risk of Guillain-Barré syndrome decreases after COVID-19 vaccination

A new study suggests that low GBS incidence in vaccinated patients compared to non-vaccinated people should encourage the active propagation of vaccination against SARS-CoV-2.

15 Dec 2021

Genetic-code expansion technique to potentially create next-generation vaccine candidate

A new experiment devised a novel method to manipulate virulent viruses in conventional laboratories and validated the prophylactic effect of this method in two mouse models.

13 Dec 2021

A method to eliminate mutants in the furin cleavage site of SARS-CoV-2 in Calu-3 cells

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12 Dec 2021

Proactive wins over reactive responses to COVID-19

A new study looks at how the impact of non-pharmaceutical interventions can be quantified and assessed for robustness and resilience.