Glycans News and Research

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Modified SARS-CoV-2 receptor-binding domain could increase vaccine efficacy, says study

A team of researchers from the USA and China have engineered a receptor-binding domain (RBD) that they claim improves the immunogenicity of multivalent SARS-CoV-2 vaccines. Their study, which was released on the bioRxiv* in November 2020, may help advance even more efficacious SARS-CoV-2 vaccine candidates in the future.

23 Nov 2020

Researchers receive coveted award for outstanding research on COVID-19

The 2020 ACM Gordon Bell Special Prize for High Performance Computing-Based COVID-19 Research was presented to a 12-member team for their project "AI-Driven Multiscale Simulations Illuminate Mechanisms of SARS-CoV-2 Spike Dynamics."

20 Nov 2020

New understanding of glycan signatures of the SARS-COV-2 S1 spike protein

A team of scientists from the University of Oxford, UK, has revealed that site-specific glycosylation differs between spike proteins derived from severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and a viral vector-based vaccine candidate.

18 Nov 2020

Severe COVID-19 complications linked to gut barrier breakdown

A new study claims that severe COVID-19 is caused by a positive feedback loop triggered by systemic inflammation and mediated by abnormal gut permeability. This finding could potentially help open up new avenues of treatment.

18 Nov 2020

ACE2 and TMPRSS2 not the only virus-receptors to mediate SARS-CoV-2 entry

However, a recent study published on the preprint server bioRxiv in November 2020 uncovers the major role played by the N-terminal domain of the SARS-CoV-2 virus in host infection. This could be of great use in measuring the usefulness of antibodies used in convalescent plasma therapy for COVID-19.

9 Nov 2020

Research sheds light on how encapsulated viruses hijack protein production systems

Researchers from the Universities of Melbourne, York, Warwick and Oxford have shed light on how encapsulated viruses like hepatitis B, dengue and SARS-CoV-2 hijack the protein manufacturing and distribution pathways in the cell - they have also identified a potential broad spectrum anti-viral drug target to stop them in their tracks.

6 Nov 2020

Computational study reveals SARS-CoV-2 spike protein structural stability

Using dynamic contact maps and energy differences between different conformations of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike protein (or S-protein), an international team of researchers have recently published an article on the bioRxiv preprint server showing the different stable conformations of the spike protein.

4 Nov 2020

Researchers uncover molecular mechanisms involved in the formation of neural circuits

Scientists at Korea's Daegu Gyeongbuk Institute of Science and Technology (DGIST) and colleagues have uncovered some of the complex molecular mechanisms involved in the formation of the brain's neural circuits.

3 Nov 2020

Scientists devise new method to map HIV's sugary shield in unprecedented detail

Scientists from Scripps Research and Los Alamos National Laboratory have devised a method for mapping in unprecedented detail the thickets of slippery sugar molecules that help shield HIV from the immune system.

23 Oct 2020

HU laboratories develop novel treatment methods and technology to fight against COVID-19

A couple of days before October, the world hit another bleak milestone as the number of deaths due to COVID-19 reached one million.

23 Oct 2020

New method for producing FTVI enzyme can help improve cord blood transplants

A new way of producing an enzyme called fucosyltransferase VI (FTVI) in the lab could help enhance the therapeutic potential of cord blood transplants.

22 Oct 2020

Researchers apply a novel technique to improve understanding of liver disease, immune activation

Human cells are encased by a membrane coated with diverse sugar molecules known as glycans. These glycans play many roles in health and disease, making them important to understand.

20 Oct 2020

Molecular simulations reveal detailed structure and dynamics of SARS-CoV-2 spike protein

Recently, researchers reported a study in which they analyzed the structure and dynamics of the spike protein using multiple molecular dynamic simulations. Their study is published on the preprint server bioRxiv.

19 Oct 2020

Development of a coarse-grained model of SARS-CoV-2 virion

A team of scientists of the University of Chicago and the University of California San Diego has developed a coarse-grained (CG) model of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virion. The model can be used as a valuable resource to perform multiscale simulations of the SARS-CoV-2 virion. The study is currently available on the bioRxiv* preprint server.

5 Oct 2020

Advanced model reveals dynamic motions of SARS-COV-2 spike-shielding glycans

A recent paper published on the preprint server bioRxiv in September 2020 discusses the dynamic interactions of the spike protein glycan shield, which may be of great value in developing therapeutic compounds to fight severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).

5 Oct 2020

New diagnostic tool may allow on-the-spot detection of coronavirus infection

Scientists at the University of Warwick have demonstrated that a potential diagnostic tool for detecting Covid-19 using sugars will work with a virus rather than just its proteins, a significant step in making it a viable test in future.

25 Sep 2020

Researchers uncover an active role of glycans in SARS-CoV-2 spike protein

As the COVID-19 pandemic rages on, researchers are working overtime to develop vaccines and therapies to thwart SARS-CoV-2, the virus responsible for the disease Many efforts focus on the coronavirus spike protein, which binds the angiotensin-converting enzyme 2 (ACE2) on human cells to allow viral entry.

24 Sep 2020

Bat and pangolin coronavirus structure sheds light on SARS-CoV-2 evolution

Researchers at Tsinghua University, Beijing, have conducted a study providing possible new insights into the evolution and cross-species transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the agent responsible for the current coronavirus disease 2019 (COVID-19) pandemic.

23 Sep 2020

Molecular dynamic simulations reveal detailed spike-ACE2 interactions

The current COVID-19 pandemic has spread throughout the world. Caused by a single-stranded RNA betacoronavirus, severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which is closely related to but much more infectious than the earlier highly pathogenic betacoronaviruses SARS and MERS-CoV, has impacted social, economic, and physical health to an unimaginable extent.

23 Sep 2020

A cost-effective scalable production of SARS-CoV-2 RBD in yeast

A new study by the Argentinian AntiCovid Consortium and published in the preprint server bioRxiv* in September 2020 reports on the successful characterization of the conformation and stability of the SARS-CoV-2 spike protein receptor-binding domain (RBD) in two different cell systems. This may help to accelerate the development of vaccines and neutralizing antibodies.

21 Sep 2020