Results 11 to 20 of about 12,443 (264)

Ribonuclease-Responsive DNA Nanoswitches

open access: yesCell Reports Physical Science, 2020
Summary: DNA has been used in the construction of dynamic DNA devices that can reconfigure in the presence of external stimuli. These nanodevices have found uses in fields ranging from biomedical to materials science applications.
Arun Richard Chandrasekaran   +2 more
doaj   +1 more source

Preliminary studies on ribonucleases from Poa pratensis seeds

open access: yesActa Societatis Botanicorum Poloniae, 2015
Ribonuclease was extracted from Poa pratensis seeds with 0.1 M acetate buffer, pH 5.1, and then precipitated with alcohol. The enzyme was separated into 5 fractions (I-V) after chromatography on DEAE-cellulose at pH 5.1.
Irena Lorenc-Kubis   +1 more
doaj   +1 more source

“Life is short, and art is long”: RNA degradation in cyanobacteria and model bacteria

open access: yesmLife, 2022
RNA turnover plays critical roles in the regulation of gene expression and allows cells to respond rapidly to environmental changes. In bacteria, the mechanisms of RNA turnover have been extensively studied in the models Escherichia coli and Bacillus ...
Ju‐Yuan Zhang   +2 more
doaj   +1 more source

Human Antimicrobial RNases Inhibit Intracellular Bacterial Growth and Induce Autophagy in Mycobacteria-Infected Macrophages

open access: yesFrontiers in Immunology, 2019
The development of novel treatment against tuberculosis is a priority global health challenge. Antimicrobial proteins and peptides offer a multifaceted mechanism suitable to fight bacterial resistance.
Lu Lu   +6 more
doaj   +1 more source

The role of RNA regulators, quorum sensing and c‐di‐GMP in bacterial biofilm formation

open access: yesFEBS Open Bio, 2023
Biofilms provide an ecological advantage against many environmental stressors, such as pH and temperature, making it the most common life‐cycle stage for many bacteria.
Manuel Condinho   +5 more
doaj   +1 more source

The compactness of ribonuclease A and reduced ribonuclease A

open access: yesFEBS Letters, 1998
The compactness of ribonuclease A with intact disulfide bonds and reduced ribonuclease A was investigated by synchrotron small‐angle X‐ray scattering. The R g values and the Kratky plots showed that non‐reduced ribonuclease A maintain a compact shape with a R g value of about 17.3 Å in 8 M urea.
Zhou, Jun-Mei   +4 more
openaire   +2 more sources

Isolation, Characterization, and Biocompatibility of Bisporitin, a Ribotoxin-like Protein from White Button Mushroom (Agaricus bisporus)

open access: yesBiomolecules, 2023
White button mushroom (Agaricus bisporus (J.E. Lange) Imbach) is one of the widely consumed edible mushrooms. Indeed, A. bisporus fruiting bodies are a rich source of nutrients and bioactive molecules.
Sara Ragucci   +7 more
doaj   +1 more source

Two acid RNases from Dactylis glomerata seeds. Purification, properties and effect of polyamines and lectins on their activity

open access: yesActa Societatis Botanicorum Poloniae, 2014
Two glycoproteidic acid RNases (RNase I and RNase II) were obtained and purified from the seeds of Dactylis glomerata by extraction with acetate buffer, fractionation with ammonium sulfate, ion-exchange chromatography on DEAE-cellulose, DEAE-Sphadex ...
Janina Wiśniowska   +1 more
doaj   +1 more source

Analogs of the Catechol Derivative Dynasore Inhibit HIV-1 Ribonuclease H, SARS-CoV-2 nsp14 Exoribonuclease, and Virus Replication

open access: yesViruses, 2023
Viral replication often depends on RNA maturation and degradation processes catalyzed by viral ribonucleases, which are therefore candidate targets for antiviral drugs.
Abhishek Asthana   +10 more
doaj   +1 more source

When Ribonucleases Come into Play in Pathogens: A Survey of Gram-Positive Bacteria

open access: yesInternational Journal of Microbiology, 2012
It is widely acknowledged that RNA stability plays critical roles in bacterial adaptation and survival in different environments like those encountered when bacteria infect a host.
Brian C. Jester   +2 more
doaj   +1 more source

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