Results 91 to 100 of about 17,068,399 (395)

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

Differential Selection for Survival and for Growth in Adaptive Laboratory Evolution Experiments With Benzalkonium Chloride

open access: yesEvolutionary Applications
Biocides are used to control microorganisms across different applications, but emerging resistance may pose risks for those applications. Resistance to biocides has commonly been studied using adaptive laboratory evolution (ALE) experiments with growth ...
Selina B. I. Schmidt   +3 more
doaj   +1 more source

Changes in Black Truffle (Tuber melanosporum) Aroma during Storage under Different Conditions

open access: yesJournal of Fungi
The enticing aroma of truffles is a key factor for their culinary value. Although all truffle species tend to be pricy, the most intensely aromatic species are the most sought after.
Ruben Epping, Jan Lisec, Matthias Koch
doaj   +1 more source

Certified reference materials for veterinary drugs [PDF]

open access: yes, 2016
This leaflet summarises the CRMs for veterinary drugsJRC.D-Institute for Reference Materials and Measurements ...
LINSINGER Thomas
core  

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Preparation and Certification of River Sediment Reference Material for Polycyclic Aromatic Hydrocarbons

open access: yesYankuang ceshi, 2013
Matrix-type certified reference materials (CRMs) prepared from real environmental samples are used to ensure the reliability of environmental analyses and the comparability of results from different laboratories.
FANG Li-ping   +6 more
doaj  

Interpretation of AIS Images of Cuprite, Nevada Using Constraints of Spectral Mixtures [PDF]

open access: yes
A technique is outlined that tests the hypothesis Airborne Imaging Spectrometer (AIS) image spectra are produced by mixtures of surface materials. This technique allows separation of AIS images into concentration images of spectral endmembers (e.g ...
Adams, J. B., Smith, M. O.
core   +1 more source

Certified reference materials for metal speciation [PDF]

open access: yes, 2016
This leaflet summarises the CRMs for metal speciation in fishJRC.D-Institute for Reference Materials and Measurements ...
LINSINGER Thomas
core  

Certification of Reference Materials of Cotton Seed Powder with Different Mass Fractions of the Cotton Event GHB119 - Certified Reference Materials ERM®BF428 (ERM®-BF428a, ERM®-BF428b, ERM®-BF428c) [PDF]

open access: yes, 2009
This report describes the processing and certification of three cotton seed powder Certified Reference Materials (CRMs) containing different mass fractions of genetically modified (GM) GHB119 cotton (ERM-BF428a, b, c).
CHAROUD-GOT Jean   +7 more
core   +1 more source

Substrate specificity of Burkholderia pseudomallei multidrug transporters is influenced by the hydrophilic patch in the substrate‐binding pocket

open access: yesFEBS Letters, EarlyView.
Multidrug transporters BpeB and BpeF from the Gram‐negative pathogen Burkholderia pseudomallei have a hydrophilic patch in their substrate‐binding pocket. Drug susceptibility tests and growth curve analyses using an Escherichia coli recombinant expression system revealed that the hydrophilic patches of BpeB and BpeF are involved in the substrate ...
Ui Okada, Satoshi Murakami
wiley   +1 more source

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