Results 81 to 90 of about 375,474 (296)

Computational identification and analysis of noncoding RNAs - Unearthing the buried treasures in the genome [PDF]

open access: yes, 2007
The central dogma of molecular biology states that the genetic information flows from DNA to RNA to protein. This dogma has exerted a substantial influence on our understanding of the genetic activities in the cells.
Vaidyanathan, P. P., Yoon, Byung-Jun
core  

A modular and extensible RNA-based gene-regulatory platform for engineering cellular function [PDF]

open access: yes, 2007
Engineered biological systems hold promise in addressing pressing human needs in chemical processing, energy production, materials construction, and maintenance and enhancement of human health and the environment. However, significant advancements in our
Smolke, Christina D., Win, Maung Nyan
core   +2 more sources

Nanodiamond Quantum Sensors for Probing Free Radical Biology

open access: yesAdvanced Functional Materials, EarlyView.
Free radicals play key roles in cellular signaling and disease but remain difficult to measure in living systems. Nanodiamonds (NDs) with nitrogen‐vacancy (NV) centers enable quantum sensing of local magnetic noise via T₁ relaxometry, providing nondestructive radical detection in living cells.
Qi Lu, Yingke Wu, Tanja Weil
wiley   +1 more source

The Study of the Chemical Composition of Essential Oils Mentha Piperita L. are Grown in Non-Chernozem Zone of Russia

open access: yesInternational Journal of Secondary Metabolite, 2014
By gas-liquid chromatography and mass spectrometry has been investigated the composition of essential oils and the change in the ontogenesis and exogenous effects on the plant Mentha piperita L. drugs retardant type.
L. SUSHKOVA   +3 more
doaj  

Targeting Post‐Irradiation Thyroid Dysfunction: Electrospun Scaffolds As A Dual‐Action Approach for Antioxidant and Immune Modulation

open access: yesAdvanced Healthcare Materials, EarlyView.
Radiation‐induced hypothyroidism follows head and neck radiotherapy due to oxidative stress and inflammation. Electrospun polycaprolactone scaffolds containing adenosine have potential to modulate thyroid repair. Scaffolds enhance thyrocyte proliferation, antioxidant enzymes glutathione peroxidase and catalase, reduce senescence and apoptosis markers ...
Maria Heim   +5 more
wiley   +1 more source

Microfluidic Modeling of Macrophage‐Induced Cardiac Inflammation Using NF‐κB Reporter Cardiomyocytes

open access: yesAdvanced Healthcare Materials, EarlyView.
A cardiac inflammation model was developed to enable real‐time analysis of macrophage‐cardiomyocyte interactions using NF‐κB‐reporter cardiomyocytes and a microfluidic co‐culture system. A MATLAB‐based model was implemented to optimize cell density and medium resupply based on TNFα diffusion kinetics. Activation thresholds and stress responses in NF‐κB‐
Chao Liu   +6 more
wiley   +1 more source

Comparison of Some Extraction Methods for Isolation of Catechins and Caffeine from Turkish Green Tea

open access: yesInternational Journal of Secondary Metabolite, 2015
Effective extraction of anticancer and antioxidant principles from Turkish green tea were main purpose of this work. The pre-optimized experimental condition for liquid extraction was employed for comparative appraisal.
Ezgi DEMİR   +2 more
doaj   +1 more source

An Edible H2O2 Biosensor for Gastrointestinal Metabolites and Peroxidase Enzyme Quantification

open access: yesAdvanced Healthcare Materials, EarlyView.
We present an edible biosensor for gastric fluid analysis that integrates a caffeic acid–horseradish peroxidase redox system into an edible electrolyte‐gated transistor. The device enables rapid, low‐volume detection of H2O2 and, with minimal modification, metabolites and enzyme activity in simulated gastrointestinal conditions.
Valerio Francesco Annese   +10 more
wiley   +1 more source

Antibacterial Effects of Methanol Extracts of Some Plant Species Belonging to Lamiaceae Family

open access: yesInternational Journal of Secondary Metabolite, 2017
Species belonging to Lamiaceae family are used as an antibacterial agent among medical plants. The aim of the present study was to determinate the antibacterial effects of the methanolic extracts of some plant species belonging Lamiaceae family which ...
Ceren Yavuz   +3 more
doaj   +1 more source

Reconstruction of an in silico metabolic model of _Arabidopsis thaliana_ through database integration [PDF]

open access: yes, 2009
The number of genome-scale metabolic models has been rising quickly in recent years, and the scope of their utilization encompasses a broad range of applications from metabolic engineering to biological discovery.
Albert Gevorgyan   +5 more
core   +1 more source

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