Results 31 to 40 of about 78,550 (264)

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Decentralized and Secure Blockchain Solution for Tamper-Proof Logging Events

open access: yesFuture Internet
Log files are essential assets for IT engineers engaged in the security of server and computer systems. They provide crucial information for identifying malicious events, conducting cybersecurity incident analyses, performing audits, system maintenance ...
J. D. Morillo Reina   +1 more
doaj   +1 more source

Evaluation of laminated shaly sand sequences in Ahwaz oil field using (via) high-resolution square logs

open access: yesJournal of Petroleum Exploration and Production Technology, 2019
Thinly bedded and laminated shale-sand sequences are very common in most of the producing formations in Iran. Historically, traditionally well logging methods such as conventional resistivity measurement is employed to evaluate pay intervals in order to ...
Saeed Parvizi Ghaleh, Ali Kordavani
doaj   +1 more source

The matrix equation \(\log (XY)=\log (X)+\log (Y)\)

open access: yesLinear Algebra and its Applications, 2010
Let \(X,Y\) be \(n\times n\) complex matrices such that \(X,Y,XY\) have no eigenvalues on \(\mathbb R^-\) and \(\log (XY)=\log (X)+\log (Y)\). The authors prove that if \(n=2\), or if \(n\geqslant 3\) and \(X,Y\) are simultaneously triangularizable, then \(X,Y\) commute. In both cases the problem is reduced to a result in complex analysis.
openaire   +2 more sources

Aggressive prostate cancer is associated with pericyte dysfunction

open access: yesMolecular Oncology, EarlyView.
Tumor‐produced TGF‐β drives pericyte dysfunction in prostate cancer. This dysfunction is characterized by downregulation of some canonical pericyte markers (i.e., DES, CSPG4, and ACTA2) while maintaining the expression of others (i.e., PDGFRB, NOTCH3, and RGS5).
Anabel Martinez‐Romero   +11 more
wiley   +1 more source

Plasma extrachromosomal circular DNA as a biomarker in EGFR‐targeted therapy of non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
Detection of extrachromosomal circular DNA (eccDNA) in plasma samples from EGFR‐mutated non‐small cell lung cancer patients. Plasma was collected before and during treatment with the EGFR‐tyrosine kinase inhibitor osimertinib. Plasma eccDNA was detected in all cancer samples, and the presence of the EGFR gene on eccDNA serves as a potential biomarker ...
Simone Stensgaard   +5 more
wiley   +1 more source

Case study of qualitative sorting of raw wood assortments in the conditions of a forestry enterprise in Slovakia

open access: yesCentral European Forestry Journal, 2022
Valuation of timber growing in commercial forests is a key issue for forest owners, forest enterprises, but also a starting point for long-term planning in the field of forest management.
Gejdoš Miloš, Gergeľ Tomáš
doaj   +1 more source

Predicting total organic carbon from few well logs aided by well-log attributes

open access: yesPetroleum, 2023
Derivative/volatility well-log attributes from very few commonly recorded well logs can assist in the prediction of total organic carbon (TOC) in shales and tight formations.
David A. Wood
doaj   +1 more source

In vitro models of cancer‐associated fibroblast heterogeneity uncover subtype‐specific effects of CRISPR perturbations

open access: yesMolecular Oncology, EarlyView.
Development of therapies targeting cancer‐associated fibroblasts (CAFs) necessitates preclinical model systems that faithfully represent CAF–tumor biology. We established an in vitro coculture system of patient‐derived pancreatic CAFs and tumor cell lines and demonstrated its recapitulation of primary CAF–tumor biology with single‐cell transcriptomics ...
Elysia Saputra   +10 more
wiley   +1 more source

Lumber Recovery Efficiency among Selected Sawmills in Akure, Nigeria

open access: yesDrvna Industrija, 2012
This study was carried out to investigate the efficiency of lumber recovery among selected sawmills in Akure metropolis. Measurements were carried out before and after log conversion to estimate the volume of sawn timber and wood residues generated from ...
Samuel Oluyinka Olaniran   +2 more
doaj  

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