Results 41 to 50 of about 789,908 (213)

Hierarchically Engineered Multi‐Enzyme Nanoreactors for in vitro Drug Biosynthesis and Pathway Transplantation Into Cells

open access: yesAdvanced Materials, EarlyView.
A hierarchically structured metal–organic framework (eMIL) is shown to host the complete six‐enzyme biosynthesis pathway for the anti‐cancer pigment violacein, reshaping reaction dynamics and multiplying in vitro yields. eMIL nanoreactors deliver this reconstituted bacterial multi‐protein system into mammalian cells, where cell‐derived substrates and ...
Ainur Sharip   +12 more
wiley   +1 more source

Unevenly-sampled signals: a general formalism of the Lomb-Scargle periodogram

open access: yes, 2010
The periodogram is a popular tool that tests whether a signal consists only of noise or if it also includes other components. The main issue of this method is to define a critical detection threshold that allows identification of a component other than ...
A. Biggs   +11 more
core   +1 more source

Stem cell–based therapies for type 1 diabetes: Progress in differentiation, clinical translation, and immune protection

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Directed differentiation of pluripotent stem cells into functional pancreatic β cells have emerged as a promising strategy for the radical treatment of type 1 diabetes, with preclinical and early clinical evidence demonstrating reversal of hyperglycemia and insulin independence.
Zifan Li, Yu Kang, Yuyu Niu
wiley   +1 more source

Difficulties concerning Cajetan's interpretation of ens: esse essentiae and esse actualis existentiae [PDF]

open access: yes, 2014
Estudiaremos algunos textos de tomás de vio cayetano a fin de comprender su concepción de ens y otras nociones anejas como las de esse essentiae y esse actualis existentiae.
Muñoz, Ceferino P. D.
core   +2 more sources

Monocular Visual-Inertial Odometry for Agricultural Environments

open access: yesIEEE Access, 2022
The accuracy of autonomous robot localization using a monocular visual-inertial odometry system (VIO) is significantly reduced in an agricultural environment compared to an urban and indoor environment due to the unstructured scenes with unstable ...
Kaiyu Song   +3 more
doaj   +1 more source

Bacterial Pigments as Potential Antitumor Agents Against Gastrointestinal Cancers: A Comprehensive Systematic Review

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Gastrointestinal cancers (GICs) constitute one of the leading causes of cancer‐related morbidity and mortality worldwide. Despite currently available therapeutic strategies, new approaches and procedures are needed for their prevention and treatment.
Raúl Vergara   +5 more
wiley   +1 more source

Incremental Visual-Inertial 3D Mesh Generation with Structural Regularities

open access: yes, 2019
Visual-Inertial Odometry (VIO) algorithms typically rely on a point cloud representation of the scene that does not model the topology of the environment. A 3D mesh instead offers a richer, yet lightweight, model.
Carlone, Luca   +3 more
core   +1 more source

Navion: A Fully Integrated Energy-Efficient Visual-Inertial Odometry Accelerator for Autonomous Navigation of Nano Drones [PDF]

open access: yes, 2018
This paper presents Navion, an energy-efficient accelerator for visual-inertial odometry (VIO) that enables autonomous navigation of miniaturized robots (e.g., nano drones), and virtual/augmented reality on portable devices.
Carlone, Luca   +4 more
core   +1 more source

Optimizing Cell Sorting Performance: A Comparative Study Utilizing Spectral Flow Cytometry

open access: yesCytometry Part A, EarlyView.
Strategy for the Evaluation of Multi‐way Sort Performance. ABSTRACT The introduction of full spectral technology in flow cytometry has facilitated access to an increasing number of markers to define cell subsets with higher precision. Cell sorting has a unique advantage to combine high throughput single cell analysis and recovery of rare live single ...
Jarina Pena DaMata   +2 more
wiley   +1 more source

La (vio)langue de Jean-Pierre Verheggen

open access: yesCarnets, 2016
This paper aims at critically describing the aesthetic features of the fiction written by the Belgian francophone writer Jean-Pierre Verheggen. We will try to establish identity relations between the place of writing, the language and the literary ...
José Domingues de Almeida
doaj   +1 more source

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