Results 101 to 110 of about 290,922 (313)

Practicable factorized TDLDA for arbitrary density- and current-dependent functionals [PDF]

open access: yesProgress in Theoretical Chemistry and Physics, v. 15 (2006) 127-150, 2005
We propose a practicable method for describing linear dynamics of different finite Fermi systems. The method is based on a general self-consistent procedure for factorization of the two-body residual interaction. It is relevant for diverse density- and current-dependent functionals and, in fact, represents the self-consistent separable random-phase ...
arxiv  

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

Subpar reporting of pre‐analytical variables in RNA‐focused blood plasma studies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical variables strongly influence the analysis of extracellular RNA (cell‐free RNA; exRNA) derived from blood plasma. Their reporting is essential to allow interpretation and replication of results. By evaluating 200 exRNA studies, we pinpoint a lack of reporting pre‐analytical variables associated with blood collection, plasma preparation ...
Céleste Van Der Schueren   +16 more
wiley   +1 more source

Deteksi Kejadian Residu Tetrasiklin pada Daging Ikan Nila di Kota Yogyakarta dengan Kromatografi Cair Kinerja Tinggi (KCKT)

open access: yesJurnal Sain Veteriner, 2019
Food products of animal origin which are free from biological and chemical contamination are an absolute requirement of food safety. Antibiotics residues in the food of animal origin is one of the chemical contaminants in food are harmful/hazardous to ...
Wari Pawestri   +3 more
doaj   +1 more source

Orders-of-magnitude speedup in atmospheric chemistry modeling through neural network-based emulation [PDF]

open access: yesarXiv, 2018
Chemical transport models (CTMs), which simulate air pollution transport, transformation, and removal, are computationally expensive, largely because of the computational intensity of the chemical mechanisms: systems of coupled differential equations representing atmospheric chemistry. Here we investigate the potential for machine learning to reproduce
arxiv  

Identification of functional and diverse circulating cancer‐associated fibroblasts in metastatic castration‐naïve prostate cancer patients

open access: yesMolecular Oncology, EarlyView.
Cancer‐associated fibroblasts (CAFs) promote cancer growth, invasion (metastasis), and drug resistance. Here, we identified functional and diverse circulating CAFs (cCAFs) in patients with metastatic prostate cancer (mPCa). cCAFs were found in higher numbers and were functional and diverse in mPCa patients versus healthy individuals, suggesting their ...
Richell Booijink   +6 more
wiley   +1 more source

Evaluation and statistical analysis of the modified QuEChERS method for the extraction of pinoxaden from environmental and agricultural samples

open access: yesJournal of Analytical Science and Technology, 2017
Background Green chemistry focuses on an efficient extraction strategy for pesticides from agricultural and environmental samples. QuEChERS (quick, easy, cheap, effective, rugged, and safe) method is used primarily, in the extraction of pesticides from ...
Mian Muhammad   +5 more
doaj   +1 more source

Novel peptide ion chemistry associated with gold (I) cationization: Preferential cleavage at lysine residues [PDF]

open access: green, 2017
David J. Foreman   +3 more
openalex   +1 more source

Surfaceome: a new era in the discovery of immune evasion mechanisms of circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
In the era of immunotherapies, many patients either do not respond or eventually develop resistance. We propose to pave the way for proteomic analysis of surface‐expressed proteins called surfaceome, of circulating tumor cells. This approach seeks to identify immune evasion mechanisms and discover potential therapeutic targets. Circulating tumor cells (
Doryan Masmoudi   +3 more
wiley   +1 more source

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