Results 81 to 90 of about 1,647,229 (295)

High-flux versus low-flux membranes for end-stage kidney disease [PDF]

open access: yesCochrane Database of Systematic Reviews, 2012
Clinical practice guidelines regarding the use of high-flux haemodialysis membranes vary widely.We aimed to analyse the current evidence reported for the benefits and harms of high-flux and low-flux haemodialysis.We searched Cochrane Renal Group's specialised register (July 2012), the Cochrane Central Register of Controlled Trials (CENTRAL), MEDLINE ...
Palmer SC   +5 more
openaire   +4 more sources

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Optical Flux Lattices for Ultracold Atomic Gases

open access: yes, 2011
We show that simple laser configurations can give rise to "optical flux lattices", in which optically dressed atoms experience a periodic effective magnetic flux with high mean density.
Cooper, N. R.
core   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

High-flux PGAA for milligram-weight samples

open access: yesEPJ Web of Conferences, 2015
With the high-intensity cold neutron flux available at the Prompt Gamma Activation Analysis (PGAA) instrument of the research reactor FRM II at the Heinz Maier-Leibnitz Zentrum (MLZ), samples with a weight of 1 mg or even less can be investigated for ...
Kudejova P.   +4 more
doaj   +1 more source

Magnetic flux emergence in fast rotating stars

open access: yes, 2007
Fast rotating cool stars are characterised by high magnetic activity levels and frequently show dark spots up to polar latitudes. Their distinctive surface distributions of magnetic flux are investigated in the context of the solar-stellar connection by ...
Holzwarth, V.
core  

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Open-source Flux Transport (OFT). I. HipFT–High-performance Flux Transport

open access: yesThe Astrophysical Journal Supplement Series
Global solar photospheric magnetic maps play a critical role in solar and heliospheric physics research. Routine magnetograph measurements of the field occur only along the Sun–Earth line, leaving the far side of the Sun unobserved.
Ronald M. Caplan   +8 more
doaj   +1 more source

Flux Sensor Measurement and Calibration Requirements for High-Intensity Heat Flux Applications

open access: yesSolarPACES Conference Proceedings
Stakeholders of CSP and non-CSP high-intensity broadband flux measurements were surveyed and interviewed to obtain flux sensor design and calibration requirements.
Luke McLaughlin   +6 more
doaj   +1 more source

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