Results 1 to 10 of about 14,217 (304)

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   +4 more sources

Artificial Ribonucleases

open access: yesCHIMIA, 2001
Chemically modified oligonucleotides serve as tools in fundamental research as diagnostic reagents and pharmaceutical compounds. Various chemical groups can nowadays be linked to oligonucleotides, In particular, synthetic constructs of ...
Robert Häner
doaj   +3 more sources

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

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   +2 more sources

A Comparative Overview of the Role of Human Ribonucleases in Nonsense-Mediated mRNA Decay. [PDF]

open access: yesGenes (Basel)
Eukaryotic cells possess surveillance mechanisms that detect and degrade defective transcripts. Aberrant transcripts include mRNAs with a premature termination codon (PTC), targeted by the nonsense-mediated decay (NMD) pathway, and mRNAs lacking a ...
da Costa PJ   +8 more
europepmc   +2 more sources

Colletotrichum fructicola co-opts cytotoxic ribonucleases that antagonize host competitive microorganisms to promote infection [PDF]

open access: yesmBio
Phytopathogens secrete numerous molecules into the environment to establish a microbial niche and facilitate host infection. The phytopathogenic fungus Colletotrichum fructicola, which causes pear anthracnose, can colonize different plant tissues like ...
Chunhao Wang   +6 more
doaj   +2 more sources

Strengths and Challenges of Secretory Ribonucleases as AntiTumor Agents

open access: yesPharmaceutics, 2021
Approaches to develop effective drugs to kill cancer cells are mainly focused either on the improvement of the currently used chemotherapeutics or on the development of targeted therapies aimed at the selective destruction of cancer cells by steering ...
Jessica Castro   +2 more
exaly   +3 more sources

Defining the networks that connect RNase III and RNase J-mediated regulation of primary and specialized metabolism in Streptomyces venezuelae [PDF]

open access: yesJournal of Bacteriology
RNA metabolism involves coordinating RNA synthesis with RNA processing and degradation. Ribonucleases play fundamental roles within the cell, contributing to the cleavage, modification, and degradation of RNA molecules, with these actions ensuring ...
Meghan A. D. Pepler   +3 more
doaj   +2 more sources

Specific Targeting of Recombinant Human Pancreatic Ribonuclease 1 using Gonadotropin-Releasing Hormone Targeting Peptide toward Gonadotropin-Releasing Hormone Receptor-Positive Cancer Cells [PDF]

open access: yesIranian Journal of Medical Sciences, 2021
Background: Targeted drug delivery is a novel method to specifically deliver anticancer therapeutics to tumor sites. Gonadotropin-releasing hormone (GnRH) is a decapeptide, and its target binding property has attracted attention as a means of targeted ...
Amir Maleksabet   +4 more
doaj   +1 more source

S-Like Ribonuclease T2 Genes Are Induced during Mobilisation of Nutrients in Cotyledons from Common Bean

open access: yesAgronomy, 2021
Germination and seedling development are crucial phases in a plant’s life cycle with economical and agronomical implications. The RNA quality in seeds is linked to seed viability, being an important agronomic trait since this leads to a loss in ...
Mercedes Diaz-Baena   +4 more
doaj   +1 more source

The reaction of ribonuclease inhibitor with modified ribonucleases [PDF]

open access: yesBiochemical Journal, 1966
1. The effect of chemical modification of ribonuclease on its reaction with ribonuclease inhibitor has been studied. 2. Removal of free amino groups from the enzyme with nitrous acid or by acetylation did not affect the reaction. Some changes altered the stoicheiometry of the reaction and ribonuclease S was found to be inhibited linearly by increasing ...
J S, Roth, D, Hurley
openaire   +2 more sources

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