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Biomedical Analysis of Proteins and Proteomes by Mass Spectrometry

A special issue of Molecules (ISSN 1420-3049). This special issue belongs to the section "Analytical Chemistry".

Deadline for manuscript submissions: closed (31 December 2022) | Viewed by 2921

Special Issue Editors


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Guest Editor
Department of Biochemistry and Pharamacology, “Victor Babes” University of Medicine and Pharmacy, Timișoara, Romania
Interests: mass spectrometry; glycomics; glycoconjugates; proteomics; analytic sample preparation methods; neuroscience; brain tumors; antioxidants

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Guest Editor
“Coriolan Drăgulescu” Institute of Chemistry, Romanian Academy, Timisoara, Romania
Interests: molecular docking; molecular dynamics simulations; virtual screening; cheminformatics

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Guest Editor
“Coriolan Drăgulescu” Institute of Chemistry, Romanian Academy, Timisoara, Romania
Interests: analytical methods; organic synthesis; functional materials; soft materials; photochemistry; liquid crystal

Special Issue Information

Dear Colleagues,

Proteins are implicated in nearly every biological process; therefore, their comprehensive analysis at the cellular level provides a global view of how these molecules operate and interact, both with one another and with other molecules, to build and sustain a functional biological system. Transcriptional and translational responses to various stimuli in biological systems result in functional changes to the proteome increasing the complexity of this area of research.

Modern state-of-the-art technologies based on mass spectrometry (MS) have nowadays become the technology of choice for assessing protein diversity and function. Moreover, evolving concepts have the potential to improve the present-day features of proteomics. Metaproteomics has emerged as a subfield of proteomics, and provides essential information for the global characterization of a microbiome system at a functional level, linking the bacterial proteome with human health and certain pathological conditions. Pharmacoproteomics and toxicoproteomics are critical for elucidating targetable mechanisms of action for both the drug development and monitoring of therapy efficacy and toxicity, in order to apply precision medicine to the clinic. Recent developments in MS instrumentation, fragmentation strategies, high-throughput workflows, and software used for data handling have made it possible to analyze intact glycoproteins and identify protein glycosylation patterns so that glycoproteomic assays can aid both basic and translational research.

The use of MS-based complementary technologies in clinical proteomics offered valuable resources for biomarker discovery and for understanding the mechanisms involved in disease development and progression, as well as therapeutic intervention. We hope that in the near future, MS-based proteomics should significantly improve our ability to carry out early diagnoses, personalized therapy, and monitor response to therapy.

Since the interaction between proteins and other biomolecules is capable of regulating a multitude of cellular processes, disciplines realted to proteomics will also be explored.

In this Special Issue, we would like to invite original articles and reviews on all aspects of MS-based proteomics workflows and their applications in various areas of biomedical research, covering not only basic biology and biochemical aspects, but also providing new insights into the molecular mechanisms in health and diseases.

Dr. Alina Florina Serb
Dr. Ramona Curpân
Dr. Liliana Cseh
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Molecules is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2700 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • sample preparation and analytical methods
  • advances in mass spectrometry-based strategies and proteomic databases
  • biochemistry of simple and complex proteins and their interactions with other biomolecules
  • top-down and bottom-up proteomics
  • glycoproteomics
  • metaproteomics
  • food proteomics
  • pharmacoproteomics and toxicoproteomics
  • clinical applications of mass spectrometry and proteomics

Published Papers (1 paper)

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Research

20 pages, 3546 KiB  
Article
Exosome Proteomics Reveals the Deregulation of Coagulation, Complement and Lipid Metabolism Proteins in Gestational Diabetes Mellitus
by Elena G. Bernea, Viorel I. Suica, Elena Uyy, Aurel Cerveanu-Hogas, Raluca M. Boteanu, Luminita Ivan, Iuliana Ceausu, Doina A. Mihai, Constantin Ionescu-Tîrgoviște and Felicia Antohe
Molecules 2022, 27(17), 5502; https://doi.org/10.3390/molecules27175502 - 26 Aug 2022
Cited by 8 | Viewed by 2390
Abstract
Exosomes are small extracellular vesicles with a variable protein cargo in consonance with cell origin and pathophysiological conditions. Gestational diabetes mellitus (GDM) is characterized by different levels of chronic low-grade inflammation and vascular dysfunction; however, there are few data characterizing the serum exosomal [...] Read more.
Exosomes are small extracellular vesicles with a variable protein cargo in consonance with cell origin and pathophysiological conditions. Gestational diabetes mellitus (GDM) is characterized by different levels of chronic low-grade inflammation and vascular dysfunction; however, there are few data characterizing the serum exosomal protein cargo of GDM patients and associated signaling pathways. Eighteen pregnant women were enrolled in the study: 8 controls (CG) and 10 patients with GDM. Blood samples were collected from patients, for exosomes’ concentration. Protein abundance alterations were demonstrated by relative mass spectrometric analysis and their association with clinical parameters in GDM patients was performed using Pearson’s correlation analysis. The proteomics analysis revealed 78 significantly altered proteins when comparing GDM to CG, related to complement and coagulation cascades, platelet activation, prothrombotic factors and cholesterol metabolism. Down-regulation of Complement C3 (C3), Complement C5 (C5), C4-B (C4B), C4b-binding protein beta chain (C4BPB) and C4b-binding protein alpha chain (C4BPA), and up-regulation of C7, C9 and F12 were found in GDM. Our data indicated significant correlations between factors involved in the pathogenesis of GDM and clinical parameters that may improve the understanding of GDM pathophysiology. Data are available via ProteomeXchange with identifier PXD035673. Full article
(This article belongs to the Special Issue Biomedical Analysis of Proteins and Proteomes by Mass Spectrometry)
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