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Journal ArticleDOI

Next-generation proteomics: towards an integrative view of proteome dynamics

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TLDR
MS-based proteomics is starting to mature and to deliver through a combination of developments in instrumentation, sample preparation and computational analysis, and to highlight recent applications.
Abstract
Next-generation sequencing allows the analysis of genomes, including those representing disease states. However, the causes of most disorders are multifactorial, and systems-level approaches, including the analysis of proteomes, are required for a more comprehensive understanding. The proteome is extremely multifaceted owing to splicing and protein modifications, and this is further amplified by the interconnectivity of proteins into complexes and signalling networks that are highly divergent in time and space. Proteome analysis heavily relies on mass spectrometry (MS). MS-based proteomics is starting to mature and to deliver through a combination of developments in instrumentation, sample preparation and computational analysis. Here we describe this emerging next generation of proteomics and highlight recent applications.

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Systems biology approaches to precision medicine

Jing He
TL;DR: Systems Biology Approaches to Precision Medicine: Advances in Systems Biology and Precision Medicine
Journal ArticleDOI

Identification of proteins associated with development of psoriatic arthritis in peripheral blood mononuclear cells: a quantitative iTRAQ-based proteomics study.

TL;DR: Wang et al. as discussed by the authors applied isobaric tags for relative and absolute quantification (iTRAQ) and LC-MS/MS to analyze the proteome profile of peripheral blood mononuclear cells (PBMCs) collected from patients with psoriasis without arthritis (PsO) and healthy controls.
Journal ArticleDOI

LFAQ: Toward Unbiased Label-Free Absolute Protein Quantification by Predicting Peptide Quantitative Factors

TL;DR: An algorithm for label-free absolute protein quantification, LFAQ, which can correct the biased MS intensities by using the predicted peptide quantitative factors for all identified peptides, which presented accuracy and precision superior to those of existing methods.
Posted ContentDOI

Molecular classification of the placebo effect in nausea

TL;DR: This proof-of-concept study indicates that plasma proteomics are a promising tool to identify molecular correlates and predictors of the placebo effect in humans.

Utilizing “Omics” Based Approaches to Investigate Targeted Microbial Processes

TL;DR: The research presented here demonstrates that some microorganisms are capable of biological leaching of rare earth elements from monazite, opening the possibility of a novel, environmentally sustainable bioleaching extraction process.
References
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Journal ArticleDOI

Induction of pluripotent stem cells from mouse embryonic and adult fibroblast cultures by defined factors.

TL;DR: Induction of pluripotent stem cells from mouse embryonic or adult fibroblasts by introducing four factors, Oct3/4, Sox2, c-Myc, and Klf4, under ES cell culture conditions is demonstrated and iPS cells, designated iPS, exhibit the morphology and growth properties of ES cells and express ES cell marker genes.
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Global quantification of mammalian gene expression control

TL;DR: Using a quantitative model, the first genome-scale prediction of synthesis rates of mRNAs and proteins is obtained and it is found that the cellular abundance of proteins is predominantly controlled at the level of translation.
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A ceRNA Hypothesis: The Rosetta Stone of a Hidden RNA Language?

TL;DR: It is proposed that this "competing endogenous RNA" (ceRNA) activity forms a large-scale regulatory network across the transcriptome, greatly expanding the functional genetic information in the human genome and playing important roles in pathological conditions, such as cancer.
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Single Lgr5 stem cells build crypt-villus structures in vitro without a mesenchymal niche.

TL;DR: It is concluded that intestinal crypt–villus units are self-organizing structures, which can be built from a single stem cell in the absence of a non-epithelial cellular niche.
Journal ArticleDOI

Lysine Acetylation Targets Protein Complexes and Co-Regulates Major Cellular Functions

TL;DR: A proteomic-scale analysis of protein acetylation suggests that it is an important biological regulatory mechanism and the regulatory scope of lysine acetylations is broad and comparable with that of other major posttranslational modifications.
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