Results 61 to 70 of about 80,775 (268)

RhoA and Rac1 as Mechanotransduction Mediators in Colorectal Cancer

open access: yesAdvanced Biology, EarlyView.
Analysing RhoA and Rac1 protein levels in Colorectal cancer (CRC) samples under mechanical strain highlights their potential as diagnostic markers. Monitoring their activity could offer valuable insights into how cancer spreads, paving the way for new approaches to better understand and diagnose colorectal cancer.
Sharda Yadav   +5 more
wiley   +1 more source

GTPase-activating protein Rasal1 associates with ZAP-70 of the TCR and negatively regulates T-cell tumor immunity

open access: yesNature Communications, 2019
Activation of T cells in the tumor microenvironment can be inhibited through a variety of mechanisms. Here, the authors show that Rasal1, a GTPase-activating protein, binds and inhibits signaling downstream of the T Cell Receptor complex and that ...
Youg Raj Thaker   +3 more
doaj   +1 more source

Knowledge-based energy functions for computational studies of proteins [PDF]

open access: yes, 2006
This chapter discusses theoretical framework and methods for developing knowledge-based potential functions essential for protein structure prediction, protein-protein interaction, and protein sequence design. We discuss in some details about the Miyazawa-Jernigan contact statistical potential, distance-dependent statistical potentials, as well as ...
arxiv   +1 more source

Small antimicrobial resistance proteins (SARPs): Small proteins conferring antimicrobial resistance [PDF]

open access: yesarXiv, 2023
Small open reading frames are understudied as they have been historically excluded from genome annotations. However, evidence for the functional significance of small proteins in various cellular processes accumulates. Proteins with less than 70 residues can also confer resistance to antimicrobial compounds, including intracellularly-acting protein ...
arxiv  

Insights on Advances in 3D Bioprinting for Peripheral Nerve Regeneration

open access: yesAdvanced Therapeutics, EarlyView.
Peripheral nerve injury is a common condition due to trauma that significantly impacts the life of the affected individual. This review explores the anatomy, classification, and pathophysiology of peripheral nerve injuries. It also discusses various types of nerve conduits and presents a detailed review of 3D bioprinted nerve conduits used in both in ...
Nasera Rizwana   +5 more
wiley   +1 more source

G3BP1 modulates SPOP to promote prostate tumorigenesis

open access: yesMolecular & Cellular Oncology, 2022
Speckle-type POZ protein (SPOP), a Cullin 3-based ubiquitin ligase (CUL3SPOP), acts as a prostate-specific tumor suppressor. Loss-of-function mutations in SPOP occur in 10% of primary prostate cancer with a high Gleason grade and poor prognosis. However,
Chandrani Mukhopadhyay, Pengbo Zhou
doaj   +1 more source

Free-energy distribution of binary protein-protein binding suggests cross-species interactome differences [PDF]

open access: yesPNAS 103, 11527- 11532 (2006); Aug 1, 2006 no 31, 2006
Major advances in large-scale yeast two hybrid (Y2H) screening have provided a global view of binary protein-protein interactions across species as dissimilar as human, yeast, and bacteria. Remarkably, these analyses have revealed that all species studied have a degree distribution of protein-protein binding that is approximately scale-free (varies as ...
arxiv   +1 more source

Chromatin Organization Governs Transcriptional Response and Plasticity of Cancer Stem Cells

open access: yesAdvanced Science, EarlyView.
Through a combination of transcriptomic and histone mapping studies integrated with chromatin imaging, we define how chromatin organization in nanoscale packing domains fine tunes the plasticity of cancer stem cells (CSCs) driving evasion from and survival after chemotherapy.
Yinu Wang   +20 more
wiley   +1 more source

Genomic Amplification of TBC1D31 Promotes Hepatocellular Carcinoma Through Reducing the Rab22A‐Mediated Endolysosomal Trafficking and Degradation of EGFR

open access: yesAdvanced Science
Hepatocellular carcinomas (HCCs) are characterized by a vast spectrum of somatic copy number alterations (CNAs); however, their functional relevance is largely unknown.
Pengbo Cao   +21 more
doaj   +1 more source

Protein Inference and Protein Quantification: Two Sides of the Same Coin [PDF]

open access: yesarXiv, 2012
Motivation: In mass spectrometry-based shotgun proteomics, protein quantification and protein identification are two major computational problems. To quantify the protein abundance, a list of proteins must be firstly inferred from the sample. Then the relative or absolute protein abundance is estimated with quantification methods, such as spectral ...
arxiv  

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