Mass Spectrometry (MS) News and Research

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Possibility of the first fluid biomarker that reflects brain pathology in primary tauopathies

Addressing this gap in research, a recent Nature Medicine study hypothesized that 4R isoform-specific MTBR-tau species accumulate in the patient’s brain of specific subtypes of 4R tauopathies.

28 Nov 2022

Bovine ultralong complementarity-determining region H3 found to cross-react with sarbecoviruses

In a new study, researchers performed an in vitro analysis to isolate ultralong bovine heavy chains that showed binding with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and related coronaviruses (CoVs).

24 Oct 2022

Investigating plasma signatures of platelet-derived proteins in acute pulmonary embolism

In a new study, researchers determined plasma signatures of proteins related to or derived from platelets in acute isolated pulmonary embolism (iPE) and deep vein thrombosis-associated PE (DVT-PE), compared to isolated DVT (iDVT).

17 Oct 2022

Small antiviral molecules termed assembly modulators show therapeutic efficacy against cancer

In a new study, researchers evaluated the anti-cancer therapeutic efficacy of two structurally-unrelated small molecules, PAV-617 and PAV-951.

4 Oct 2022

Researchers report aminoadamantanes that block SARS-CoV-2 infection by S-nitrosylation of the host ACE2 protein

Researchers investigated the use of aminoadamantane nitrate compounds as anti-SARS-CoV-2 drugs.

3 Oct 2022

Plasma proteome signature predictive of occurrence of persistent symptoms following SARS-CoV-2 infection

In a new study, researchers performed a proteomic multiple-reaction monitoring analysis of 91 pre-selected proteins using the plasma samples of 156 healthcare workers (HCW) in the United Kingdom (UK).

30 Sep 2022

O-linked sialoglycans affect SARS-CoV-2 spike cleavage

In a recent study posted to the bioRxiv* preprint server, researchers from Spain, the United Kingdom, and the United States used chemical tools to uncover the molecular details of glycan-mediated modulation of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike (S) processing.

19 Sep 2022

Role of the transketolase-like 1 gene in the development of the modern human brain

In a new study, researchers demonstrated how transketolase-like 1 (TKTL1) gene expression influenced neocortical neurogenesis in modern humans.

12 Sep 2022

Do pre-existing antibodies alter the development of memory B cells in response to SARS-CoV-2 mRNA vaccination in humans?

Researchers explored how passive administration of monoclonal antibodies impact the development of immunological memory in response to COVID-19 vaccination.

15 Aug 2022

Structural and biochemical traits of main protease-mediated SARS-CoV-2 polyprotein processing

A recent article illustrated the structural and biochemical characteristics of the processing of SARS-CoV-2 polyproteins by Mpro.

1 Jun 2022

The pineapple-derived jacalin-related lectin as a potential anti-SARS-CoV-2 agent

Scientists demonstrated that the pineapple-derived jacalin-related lectin (AcmJRL/AnLec) could be an anti-SARS-CoV-2 agent.

31 May 2022

Deep visual proteomics is redefining cancer diagnostics

In a recent study published in the journal Nature Biotechnology, researchers introduced deep visual proteomics (DVP), an amalgamation of artificial intelligence (AI) for image analysis and mass spectrometry (MS) for proteomic profiling of biological samples.

22 May 2022

Proximity labeling to identify high-confidence SARS-CoV-2 interactors

A recent report published in the STAR Protocols journal depicted a protocol for an antibody-based proximity labeling to discover biotinylated interactors of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).

3 May 2022

Study explores SARS-CoV-2 RNA genome's functional interactions with host cell

In a new study, a worldwide map of the SARS-CoV-2 genome-associated host proteins was developed by a team of researchers using the identification of RNA-binding protein by MS (ChIRP-MS) technique.

3 May 2022

The brain's reaction to COVID's inflammatory tidal wave

Researchers study neuroinflammation in the cerebrospinal fluid and serum of patients infected with SARS-CoV-2.

18 Apr 2022

Exploring evolutionary trajectories of SARS-CoV-2 interacting proteins in bats and primates

Researchers performed high-throughput evolutionary analyses of genes encoding 334 SARS-CoV-2 viral-interacting proteins of modern humans, primates, and bats.

11 Apr 2022

Study reveals differential blood glycoprotein profiles in symptomatic and asymptomatic COVID-19 patients

A new study used glycoprotein profiling technology platform that couples high-resolution LC-MS for glycoprotein analysis in regards to COVID-19.

9 Mar 2022

Mechanism of SARS-CoV-2 Nsp1 interaction with ribosomal complexes

In a recent study posted to the bioRxiv* preprint server, the team of researchers explored the protein-protein interaction between the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) non-structural protein 1 (Nsp1) and host 40S and 43S ribosomal subunits.

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

An algorithm to predict host cleavage targets of SARS-CoV-2 3CLPro

In a recent study posted to the bioRxiv* preprint server, researchers developed a novel bioinformatic algorithm to predict host cleavage targets of the SARS-CoV-2 3C-like protease (3CLPro).

23 Jan 2022