Spectrometry News and Research

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Pittcon 2022 keynote lecture announced

Pittcon is honored to announce Professor Albert J. R. Heck as the 2022 Wallace H. Coulter Lecturer. The 2022 Coulter Lecture is entitled New Horizons in Mass Spectrometry: Sizing and Counting Particles by Native Mass Spectrometry.

From Pittcon 22 Sep 2021

Study shows how SARS-CoV-2 viral proteases can be targeted to stop virus replication

Researchers at the University of Liverpool have shown how SARS-CoV-2 viral proteases attack the host cell, and how this can be targeted to stop virus replication in cell culture using existing drugs.

21 Sep 2021

Large scale 'proteogenomics' study could offer hope to patients with deadly pancreatic cancer

A large international collaboration led by researchers from the Johns Hopkins Kimmel Cancer Center has identified promising new targets for pancreatic cancer treatment and early diagnosis after examining various aspects of these tumors' genes and proteins.

20 Sep 2021

Researchers identify key factor responsible for brain development during evolution

As humans, we have a large and intricately folded neocortex that accounts for many of our intellectual abilities and sets us apart from all other species

16 Sep 2021

Drug accumulation alters gut bacterial metabolism and composition

In a research paper recently published in the journal Nature by Klünemann et al. (September 8th, 2021), the interaction of 15 diverse drugs with 25 common strains of gut bacteria is investigated, revealing 70 bacteria-drug interactions that include 29 entirely novel mechanisms not yet reported.

15 Sep 2021

New method for profiling tissue-specific secretory proteins in live mice

Researchers have presented a method for profiling tissue-specific secretory proteins in live mice. This method is expected to be applicable to various tissues or disease models for investigating biomarkers or therapeutic targets involved in disease progression.

14 Sep 2021

Newly identified mechanism can accelerate the development of STING-activating drugs using imaging

A new study from scientists at the UCLA Jonsson Comprehensive Cancer Center found that emerging drugs that activate the protein STING, a well-established regulator of immune cell activation, substantially alter the activity of metabolic pathways responsible for generating the nucleotide building blocks for DNA.

7 Sep 2021

Research reveals a previously unknown role for a key transcription regulator linked to cancer

CTCF is a transcription factor that has been a research target due to its role in regulating a critical oncogene called MYC.

7 Sep 2021

New low-cost technique helps profile dynamic metabolic features from single isogenic cells

Researchers with the Single-Cell Center, Qingdao Institute of Bioenergy and Bioprocess Technology of the Chinese Academy of Sciences, have developed a fast, low-cost and high-throughput technique capable of profiling dynamic metabolic features from just one isogenic sample of cells.

1 Sep 2021

New compounds offer a two-for-one punch to fight estrogen-sensitive breast cancer

A set of compounds developed by scientists at Scripps Research in Florida target estrogen-sensitive breast cancer cells in new ways, potentially creating better options for patients with treatment-resistant cancers.

31 Aug 2021

Role of glycans on the SARS-CoV-2 spike protein in human receptor interaction

A team of investigators, led by Dr. Benjamin F. Mann, from Merck, USA have published a new study on the preprint server bioRxiv*. They have used a biochemical approach to control the glycosylation profile of the S protein receptor-binding domain (RBD) and to analyze the effect of different glycosylation patterns on receptor binding.

30 Aug 2021

Migraine-inducing peptides may protect against diabetes by influencing insulin production

People who get migraines are less likely to develop type 2 diabetes, while some people who develop diabetes become less prone to migraines.

26 Aug 2021

The influence of COVID-19 on platelet activation and aggregation

In a paper recently uploaded to the bioRxiv* preprint server, humanized ACE2 mice are infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), and platelets are subsequently isolated from the blood for quantitative proteomic analysis.

26 Aug 2021

Researchers identify a cluster of small molecules that contribute to coffee's mouthfeel

Coffee drinkers intuitively recognize the pleasure of swallowing a smooth, rich brew versus a watery one.

24 Aug 2021

Study pinpoints an enzyme with a significant impact on SARS-CoV-2 replication

By applying a systems biology approach, a recent bioRxiv* preprint research paper by scientists from the Icahn School of Medicine at Mount Sinai in New York unveils interactions between the severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) and p38 mitogen-activated protein kinase (MAPK) pathway responsible for regulating the expression of crucial inflammatory mediators in human lung epithelial cells.

23 Aug 2021

Northwestern scientists discover remarkable longevity in a subset of mitochondrial proteins

Northwestern Medicine investigators have discovered that a subset of proteins in mitochondria of brain and heart cells are long-lived, supporting the long-term stability of mitochondrial complex architecture.

20 Aug 2021

Studies shed light on the versatility, precision, and sensitivity of quantitative analytical tools

Three independent studies in the Journal of Pharmaceutical Analysis explore the potential uses and applications of quantitative analytical tools in the characterization and quality assessment of biological and medicinal compounds.

19 Aug 2021

How do glycans affect SARS-CoV-2 spike protein openings?

In a paper recently uploaded to the bioRxiv* preprint server, the role of glycan coating on the SARS-CoV-2 spike protein is further investigated by molecular dynamics simulations of the glycosylated and non-glycosylated protein, identifying several key glycans that play a role in stabilizing and protecting the RBD, and also encourage bonding with the ACE2 receptor.

18 Aug 2021

Study uncovers molecular mechanisms that promote cell-to-cell adhesion and communication

A study led by Northwestern Medicine investigators has identified the molecular mechanisms within protein complexes that promote cell-to-cell adhesion and communication, according to findings published in the Proceedings of the National Academy of Sciences.

11 Aug 2021

Scientists develop new approach to identify proteins in the living brain

For the first time, researchers have developed a successful approach for identifying proteins inside different types of neurons in the brain of a living animal.