Results 91 to 100 of about 127,811 (292)

Computing Without Computing: DNA Version [PDF]

open access: yes, 2019
The traditional DNA computing schemes are based on using or simulating DNA-related activity. This is similar to how quantum computers use quantum activities to perform computations.
Urenda, Julio C., Kreinovich, Vladik
core   +1 more source

Directed evolution effectively selects for DNA based physical reservoir computing networks capable of multiple tasks

open access: yesNeuromorphic Computing and Engineering
DNA and other biopolymers are being investigated as new computing substrates and alternative to silicon-based digital computers. However, the established top–down design of biomolecular interaction networks remains challenging and does not fully exploit ...
Tanmay Pandey   +2 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Antibody-controlled actuation of DNA-based molecular circuits

open access: yesNature Communications, 2017
Existing DNA based circuits, designed to perform logic operations and signal processing, are generally responsive to DNA or RNA inputs. Here, the authors show that antibodies can actuate DNA logic gates, opening the way to applications of DNA computing ...
Wouter Engelen   +4 more
doaj   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Computational analysis of promoters and DNA-protein interactions [PDF]

open access: yes, 2009
The investigation of promoter activity and DNA-protein interactions is very important for understanding many crucial cellular processes, including transcription, recombination and replication.
Tomovic, Andrija
core   +1 more source

The role of miR‐335‐5p in the redifferentiation of BRAF p.V600E thyroid cancers

open access: yesMolecular Oncology, EarlyView.
The BRAF p.V600E mutation promotes thyroid cancer dedifferentiation and radioiodine resistance. Using a network approach, we identified miR‐335‐5p as a key regulator of BRAF‐mutated thyroid tumors. Restoring miR‐335‐5p increased thyroid‐specific gene expression and iodine uptake in cells and organoids.
Valeria Pecce   +11 more
wiley   +1 more source

In silico estimation of annealing specificity of query searches in DNA databases [PDF]

open access: yes, 2005
We consider DNA implementations of databases for digital signals with retrieval and mining capabilities. Digital signals are encoded in DNA sequences and retrieved through annealing between query DNA primers and data carrying DNA target sequences.
Tsaftaris, Sotirios A.   +2 more
core  

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

DNA computing [PDF]

open access: yes, 2004
: DNA computing is an alternative method of performing computations. It is based on the observation that in general it is possible to design a series of biochemical experiments involving DNA molecules which is equivalent to processing information encoded
Piotr Formanowicz
core  

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