Results 81 to 90 of about 80,368 (300)

Endophytic Bacillus bacteria with RNase activity in the resistance of potato plants to viruses

open access: yesВавиловский журнал генетики и селекции, 2019
Viral diseases annually cause significant crop losses and significantly reduce the quality of products, including potatoes, some of the most important crops.
G. F. Burkhanova   +5 more
doaj   +1 more source

Proteasomal degradation of intracellularly expressed Amblyomin‐X limits suicide gene therapy potential in melanoma cells

open access: yesFEBS Open Bio, EarlyView.
This study explores the feasibility of expressing the antitumoral protein Amblyomin‐X through a suicide gene therapy approach and investigates its intracellular fate after gene delivery. Although the gene is efficiently expressed, melanoma cells rapidly degrade the Amblyomin‐X protein via proteasome activity.
Victor Dal Posolo Cinel   +4 more
wiley   +1 more source

Rapid screening of staphylokinase protein variants using an unpurified cell‐free expression system

open access: yesFEBS Open Bio, EarlyView.
An unpurified cell‐free protein synthesis (CFPS) platform enables rapid functional screening of staphylokinase variants. Direct plasminogen‐activation assays performed in microplate format provide real‐time activity readouts, allowing rapid identification and ranking of variants with improved or reduced fibrinolytic activity without protein ...
Maria Tomková   +3 more
wiley   +1 more source

Mechanism of ribonuclease cytotoxicity

open access: yes, 1995
Bovine seminal ribonuclease (BS-RNase), a dimeric homolog of bovine pancreatic ribonuclease A (RNase A), is toxic to mammalian cells. In contrast to dimeric BS-RNase, monomeric BS-RNase and RNase A are not cytotoxic and are bound tightly by cytosolic ...
Kim, Jin-Soo   +3 more
core   +1 more source

Ribonuclease and Ribonuclease-Inhibitors Among Higher Plants

open access: yesExperimental Biology and Medicine, 1955
Summary1) Aqueous extracts prepared from 41 common plants were tested for ribonuclease activity and for capacity to inhibit pancreatic ribonuclease. Extracts of 5 plants (Phlox sp., Lathyrus sp., Asclepias syriaca, Allium sp. and Yucca filamentosa) were found capable of degrading ribonucleic acid, and these plants appear to constitute new sources of ...
A W, BERNHEIMER, J M, STEELE
openaire   +2 more sources

Mass spectrometry based identification of AMP‐O‐Tris generated by Thermococcus onnurineus Cas10

open access: yesFEBS Open Bio, EarlyView.
Isolated Thermococcus onnurineus Cas10 generates the noncanonical ATP‐derived product AMP‐O‐Tris while in Tris‐containing buffer as identified via mass spectrometry, revealing relaxed nucleophile selectivity under isolated conditions. These findings suggest that multiprotein Csm complex assembly restricts Cas10 reactivity toward canonical cyclic ...
Su‐Jin Lee   +6 more
wiley   +1 more source

An investigation of the molecular interactions of diacetylcurcumin with Ribonuclease A

open access: yes, 2009
Curcumin is a natural product with diverse pharmacological activities. Studies of curcumin and its structural derivatives have been a subject of growing interest as a result of their diverse biological activities.
Dasgupta, Swagata   +2 more
core   +1 more source

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

1RNH Ribonuclease H in P212121

open access: yes, 2013
A movie of ribonuclease H ins pacegrou P212121.
Hazel Corradi
core  

Cyclic azapeptide CD36 ligand attenuates cardiac injury and reduces long‐chain fatty acid accumulation after myocardial ischemia–reperfusion in mice

open access: yesFEBS Open Bio, EarlyView.
In a murine model of myocardial ischemia and reperfusion (MI/R), the CD36 azapeptide ligand MPE‐298 reduces cardiac injury and transiently lowers left ventricular long‐chain fatty acids (LCFAs) accumulation 3 h after reperfusion, accompanied by a decrease of oxidative stress and inflammation‐associated genes' expression in the heart and adipose tissue.
Jade Gauvin   +12 more
wiley   +1 more source

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