Proteomic Profiling of Paired Interstitial Fluids Reveals Dysregulated Pathways and Salivary NID1 as a Biomarker of Oral Cavity Squamous Cell Carcinoma,

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Highlights

• •Proteome profiling of tissue interstitial fluids (TIFs) of oral cancer.
• •Pathway of aminoacyl tRNA biosynthesis enriched in proteome of TIFs.
• •Verification of nidogen-1 as a salivary biomarker of oral cancer.
• •High correlation between elevated tissue level of nidogen-1 and poor survival.

     

Integration of Two In-depth Quantitative Proteomics Approaches Determines the Kallikrein-related Peptidase 7 (KLK7) Degradome in Ovarian Cancer Cell Secretome

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Highlights

• •Kallikrein-related peptidase 7 is over expressed in ovarian cancer.
• •Quantitative PROTOMAP and TAILS approaches identified putative substrates of KLK7.
• •Pro-MMP10 is activated by KLK7.
• •KLK7 cleaves thrombospondin 1 and IGFBP6 in vitro.

     

Common Metabolic Pathways Implicated in Resistance to Chemotherapy Point to a Key Mitochondrial Role in Breast Cancer,

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Highlights

• •OMICS distinguish cancer cells from resistant or cancer stem cells.
• •Bactericidal antibiotics and mitochondria.
• •Linezolid and anticancer therapy.

     

Identification of Salivary Biomarkers for Oral Cancer Detection with Untargeted and Targeted Quantitative Proteomics Approaches

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Highlights

• •iTRAQ-based analysis of saliva samples from oral cancer patients.
• •Proteome profiling of saliva samples from patients with oral premalignant lesions.
• •Verification of salivary biomarker candidates with MRM-MS and immunoassays.
• •Identification of salivary proteins as potential biomarkers of oral cancer.

     

Quantitative Proteomics of Uukuniemi Virus-host Cell Interactions Reveals GBF1 as Proviral Host Factor for Phleboviruses

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Highlights

• •Quantitative proteomics reveals GBF1 to interact with Uukuniemi virus glycoproteins.
• •GBF1 is a proviral host factor for phleboviruses and other zoonotic RNA viruses.
• •GBF1 supports phlebovirus replication and assembly and release of particles.
• •The GBF1 inhibitor Golgicide A blocks infection with zoonotic RNA viruses.

     

DECA,A Comprehensive,Automatic Post-processing Program for HDX-MS Data*

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Highlights

• •Open source software for comprehensive HDX-MS data analysis.
• •Automatic back-exchange correction options.
• •Rigorous statistical analysis of the significance of uptake differences.
• •High quality visualization tools.

     

Identification of Candidate Plasma Protein Biomarkers for Cervical Cancer Using the Multiplex Proximity Extension Assay

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Highlights

• •HPV is being introduced as the primary test in cervical cancer screening programs.
• •New biomarkers are needed for co-testing of women HPV positive in screening.
• •Analysis of plasma from women with invasive cervical cancer identified a 11-marker panel.
• •This signature shows high sensitivity and specificity to identify women with cancer.

     

Cathepsin L Regulates Metabolic Networks Controlling Rapid Cell Growth and Proliferation

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Highlights

• •Cts L^−/− cells proliferate faster than wild types and shift to aerobic glycolysis.
• •LDHA is a key glycolytic enzyme controlling Cts L^−/− cell proliferation.
• •Cts L regulates LDHA expression and function.

     

Metabolic,Anti-apoptotic and Immune Evasion Strategies of Primary Human Myeloma Cells Indicate Adaptations to Hypoxia*

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Highlights

• •In-depth proteome profiling of primary human myeloma cells
• •Characteristics of myeloma cells are related to hypoxic bone marrow conditions
• •Myeloma cells show specific immune evasion strategies
• •Metabolic adaptations involve tumor and stroma cells

     

Primary Human Natural Killer Cells Retain Proinflammatory IgG1 at the Cell Surface and Express CD16a Glycoforms with Donor-dependent Variability

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Highlights

• •Enough CD16a from NK cells can be isolated from a single donor following apheresis.
• •NK cell CD16a shows variability between different donors.
• •NK cells preferentially bind IgG1 that lacks core fucosylation.

     

Macrophage Phosphoproteome Analysis Reveals MINCLE-dependent and -independent Mycobacterial Cord Factor Signaling

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Highlights

• •quantitative phosphoproteome analysis of TDM-activated macrophages.
• •distinct Mincle-dependent and independent phosphorylation and gene regulations.
• •Mincle-dependent activation of PI3K/AKT signaling by TDM.
• •Mincle-independent macrophage response is linked to cell cycle regulation.

     

Regulated Phosphosignaling Associated with Breast Cancer Subtypes and Druggability,

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Highlights

• •Our search identifies 2,134 kinase-substrate phosphosite pairs in breast cancer.
• •CDKs and MAPKs are dominant regulators of trans substrate-phosphorylation.
• •Druggability, outcomes, and immune signatures related to kinase-substrates.
• •Experimentally validated activated phosphosites of ERBB2, EIF4EBP1, and EGFR.

     

Proteome-wide Tyrosine Phosphorylation Analysis Reveals Dysregulated Signaling Pathways in Ovarian Tumors

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Highlights

• •Multiplexed PTM assays on HuProt array were developed using ovarian tumor lysates.
• •Proteome-wide Tyr phosphorylation with 102 ovarian tumors were performed and analyzed.
• •19 kinases were predicted to have elevated activities in ovarian tumor.
• •Elevated activities of PTK2 and PTK2B were confirmed in ovarian cancer cell lines.

     

Quantitative Mass Spectrometry to Interrogate Proteomic Heterogeneity in Metastatic Lung Adenocarcinoma and Validate a Novel Somatic Mutation CDK12-G879V

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Highlights

• •Serial biopsies and autopsy from a metastatic lung cancer patient over 7 years.
• •Tumor heterogeneity characterized by quantifying the proteome and phosphoproteome.
• •Patient-specific database built using whole genome sequencing data from tumors.
• •MRM assay and functional validation of a novel lung-specific CDK12-G879V mutant.

     

Why Glycosylation Matters in Building a Better Flu Vaccine

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Highlights

• •Glycosylation is not currently considered in flu vaccine design.
• •Glycosylation influences on immunodominance are not well understood.
• •Identification of site-specific glycosylation using mass spectrometry has matured.
• •New methods are needed to quantify site-specific glycosylation for vaccine design.

     

A New Tool to Reveal Bacterial Signaling Mechanisms in Antibiotic Treatment and Resistance

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Highlights

• •Quantitative (phospho)proteome analysis of antibiotic treatment in E. coli.
• •Largest bacterial phosphorylation catalogue.
• •Specific phosphorylation motifs changes during resistance development.
• •Phosphorylation mediated signaling could be a potential target for drug design.

     

MaxQuant.Live Enables Global Targeting of More Than 25,000 Peptides

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Highlights

• •MaxQuant.Live controls Orbitrap mass analyzers in real-time.
• •Freely available apps enable advanced data acquisition strategies.
• •On-the-fly mass, retention time and intensity recalibration.
• •Global targeting unifies shotgun and targeted proteomics.