Results 71 to 80 of about 2,571,740 (262)

Structural basis for protein-free catalysis by ribonuclease P ribozyme

open access: yesNature Communications
Ribonuclease P (RNase P) is an essential metallonuclease found in all three domains of life. However, the structural basis for the ancient RNase P RNA component acting alone as a ribozyme and catalytic metal-ion chemistry remains unknown.
Yun-Tzai Lee   +9 more
doaj   +1 more source

Site-Specific Modification Using the 2′-Methoxyethyl Group Improves the Specificity and Activity of siRNAs

open access: yesMolecular Therapy: Nucleic Acids, 2017
Rapid progress has been made toward small interfering RNA (siRNA)-based therapy for human disorders, but rationally optimizing siRNAs for high specificity and potent silencing remains a challenge.
Xinyun Song   +5 more
doaj   +1 more source

Accurate and noninvasive prostate cancer detection using plasma‐derived extracellular vesicle RNA

open access: yesFEBS Open Bio, EarlyView.
Plasma extracellular vesicles were captured with WGA‐conjugated magnetic beads and profiled for RNA biomarkers. A three‐RNA panel (NM_024955, NR_047469, and NR_002564) distinguished prostate cancer from healthy controls and benign prostatic hyperplasia, supporting a simple, noninvasive approach to improve prostate cancer detection.
Hanping Wei, Haoran Wu, Wei Feng
wiley   +1 more source

An Extended Dot-Bracket-Notation for Functional Nucleic Acids

open access: yes, 2008
Functional nucleic acids are an attractive substrate for molecular computing. A nucleic acid molecule is a linear chain of covalently bound building blocks assembled in arbitrary order from a set of typically four nucleotides.
Zauner, Klaus-Peter, Ramlan, Effirul I.
core   +1 more source

Lnk deficiency attenuates the immunosuppressive capacity of MDSCs via ferroptosis to suppress tumor development

open access: yesCell Death and Disease
A subset of immature myeloid cells known as myeloid-derived suppressor cells (MDSCs) play an immunosuppressive role and actively stimulate the growth of tumors.
Jingwen Zhou   +16 more
doaj   +1 more source

Delivery of DNA‐encoded vaccines and proteins in mice using cutaneous suction‐mediated transfection

open access: yesFEBS Open Bio, EarlyView.
Cutaneous suction‐mediated transfection in mice for delivery of DNA‐encoded vaccines and proteins. A critical limitation of DNA vaccines and other therapeutics is transfection in vivo to produce the encoded antigens or therapeutic proteins. Cutaneous suction‐based methods have demonstrated effectiveness in many animal models and have been successfully ...
Emran O. Lallow   +12 more
wiley   +1 more source

Nucleic acid enzymes: The fusion of self-assembly and conformational computing

open access: yes, 2009
Macromolecules are the predominant physical substrate sup-porting information processing in organisms. Two key characteristics—conformational dynamics and self-assembly properties—render macro-molecules unique in this context.
Zauner, K.-P., Ramlan, E. I.
core   +1 more source

Adenosine triphosphate as a modulator of protein interactions and stability

open access: yesFEBS Open Bio, EarlyView.
ATP is best known as the cell's energy currency, but it also shapes how proteins fold, interact, aggregate and form biomolecular condensates. This review explains the emerging physical principles behind these effects, including weak binding to charged protein regions, magnesium‐dependent behaviour and concentration‐dependent control of protein ...
Shuyuan Tan, Robin Curtis
wiley   +1 more source

Building biologically active nucleic acid nanocomplexes

open access: yes, 2008
The Bioplex technology allows the hybridization of functional entities to various forms of nucleic acids by the use of synthetic nucleic acid analogs.
Svahn, MG   +6 more
core   +1 more source

Determination of Aptamer Structure Using Circular Dichroism Spectroscopy

open access: yes, 2023
119128G-quadruplexes can be important as three-dimensional structures for aptamers as they improve the properties of the nucleic acids like higher nuclease degradation resistance.
Hille, Carsten   +3 more
core   +1 more source

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