Cell Membrane News and Research

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Avidity of binding responsible for cross-neutralization of SARS-CoV-1 and SARS-CoV-2

In a new study published on the preprint server bioRxiv researchers characterized the crystal structure of the antibody-SARS-CoV-2 RBD complex in an attempt to find the epitope and the mechanism that enables cross-neutralization.

5 Aug 2020

De novo protein decoys that block SARS-CoV-2

Now, a new study published on the preprint server bioRxiv in August 2020 shows that computational design technology can be efficiently harnessed towards this end, producing new molecules to inhibit viral entry and replication.

5 Aug 2020

Novel technology tests the presence of thin membrane protrusions on breast cancer cells

Researchers at the University of Maryland School of Medicine (UMSOM) have developed a novel technology to test for the presence of thin membrane protrusions called "microtentacles" on breast cancer cells, which can help predict whether a tumor is likely to spread.

5 Aug 2020

Novel mutation identified in SARS-CoV-2 spike protein from Sweden

Researchers from Sweden and Brazil have identified a novel mutation in a strain of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) obtained from a patient in Stockholm, Sweden, in late April.

4 Aug 2020

Scientists develop human lung organoids to study SARS-CoV-2 infection

Now, a new study published on the preprint server bioRxiv in July 2020 reports the development of a human distal lung culture system that can be functionally tested. This will help not only to understand how this infection produces disease but also to test the proliferative capacity of the stem cells in this part of the body.

30 Jul 2020

High ACE2 Expression on pancreatic islet cells during inflammation could explain new-onset diabetes in COVID-19

A new study suggests that the SARS-CoV-2 infection may be linked to the onset of diabetes, via the infection of pancreatic islet beta cells, which produce insulin.

27 Jul 2020

Study: L-Grb2 has therapeutic efficacy in preclinical models of ovarian and uterine cancer

The cover for issue 29 of Oncotarget features, "In vivo effects of treatment with L-Grb2 in combination with anti-angiogenic therapy in an ovarian tumor model," by Lara, et al. which reported that adaptor proteins such as growth factor receptor-bound protein-2 play important roles in cancer cell signaling.

23 Jul 2020

Vesigen Therapeutics to develop and commercialize novel drug-delivery technologies

Harvard University's Office of Technology Development (OTD) and the Harvard T.H. Chan School of Public Health today announced the launch of Vesigen Therapeutics, a startup company that aims to overcome the challenge of delivering next-generation therapeutics, such as gene-editing complexes, RNA molecules, and other large proteins, to intracellular targets in specific tissues of interest.

23 Jul 2020

Scientists report two new cryo-EM structures of SARS-Cov-2 spike protein

Scientists report two new cryo-EM structures representing the pre- and postfusion conformations of the full-length SARS-CoV-2 spike (S) protein, an essential viral component responsible for host cell entry and the spread of infection.

22 Jul 2020

Study captures unexpected features of SARS-Cov-2 spike protein

The rod-like spike proteins on the surface of SARS CoV-2 are the tip of the spear of the COVID-19 pandemic.

22 Jul 2020

New insight into the SARS-CoV-2 infection process

Canadian researchers from the Department of Neurology and Neurosurgery, Montreal Neurological Institute, McGill University, Montreal, QC, have found that severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) may be using a unique method to gain entry into the cells.

16 Jul 2020

Compelling study shows heparin may protect against COVID-19

A compelling new study conducted by an international team of researchers has demonstrated that the widely used blood-thinning medication - heparin - can block infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the agent that causes coronavirus disease 2019 (COVID-19).

16 Jul 2020

UTHSC researchers receive $2.4 million to study the role of cholesterol in brain artery health

Alex Dopico, MD, PhD, professor and Van Vleet Chair of Excellence in the Department of Pharmacology, Addiction Science, and Toxicology, and Anna Bukiya, PhD, associate professor in the Department of Pharmacology, Addiction Science, and Toxicology, have been awarded $2.4 million from the National Heart, Lung, and Blood Institute to explore how cholesterol interacts with the mechanisms that modulate blood vessel function in the brain.

16 Jul 2020

Common FDA-approved drug may be a powerful tool in fighting COVID-19

A common drug, already approved by the Food and Drug Administration, may also be a powerful tool in fighting COVID-19, according to research published this week in Antiviral Research.

15 Jul 2020

Mobility and flexibility in SARS-CoV-2 proteins

Now, a new study published on the preprint server bioRxiv in July 2020 describes the use of in silico modeling of potential drug targets on the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) protein structures, using data retrieved from the Protein Databank (PDB).

15 Jul 2020

Study shows how plants operate on a molecular level

New research from the University of Virginia School of Medicine reveals how plants create the load-bearing structures that let them grow - much like how building crews frame a house.

10 Jul 2020

Novel antibody test for SARS-CoV-2

A team of researchers in the United States have developed highly specific and sensitive assays that could improve understanding of the antibody response in coronavirus disease 2019 (COVID-19) and help to determine the effectiveness of vaccines.

9 Jul 2020

Study of glycosylation on SARS-CoV-2 spike protein

The first intimation of the current COVID-19 crisis came with the news of severe pneumonic illness caused by an unknown agent in a Chinese city called Wuhan, issued on the last day of 2019. Following this, researchers found the cause to be a novel coronavirus, closely related to the earlier SARS virus, now called severe acute respiratory syndrome coronavirus 2.

8 Jul 2020

Spike proteins of SARS-CoV-2 covered by mobile glycans that shield its surface

A new study of the structural dynamics of the SARS-CoV-2 spike protein published in the preprint server bioRxiv in July 2020 reports on the epitopes that could be possible immune targets for the development of vaccines.

7 Jul 2020