Results 81 to 90 of about 1,859,331 (309)

Bacteriophage‐Mimetic DNA Origami Needle for Targeted Membrane Penetration and Cytosolic Cargo Delivery

open access: yesAdvanced Science, EarlyView.
We designed a synthetic DNA origami needle‐like structure inspired by bacteriophages for targeted drug delivery. Functionalized with trastuzumab antibodies, cholesterol, and dyes, it selectively targets SKBR3 cancer cells. A glutathione‐triggered dye payload enables controlled release, and delivery is verified using confocal microscopy and live cell ...
Anirban Samanta   +7 more
wiley   +1 more source

Indicadores y acciones en el sistema territorial [PDF]

open access: yes, 2017
13 p.En la medida en que se trata de abordar los elementos relacionados con las generalidades del riesgo y con la conceptualización de la vulnerabilidad, resulta prioritario comprender el territorio más allá de simplemente elementos físicos; plantear un ...
Bolívar-Barón, Holman Diego   +6 more
core  

Unraveling Energy Flow Mechanisms in Semiconductors by Ultrafast Spectroscopy: Germanium as a Case Study

open access: yesAdvanced Science, EarlyView.
A multi‐technique pump‐probe setup capable of performing both transient reflectivity and time‐resolved Raman spectroscopy after ultrafast excitation, provides a comprehensive understanding of ultrafast electronic and phononic processes. Distinct decay rates for the temperature, frequency, and linewidth of the phonon mode in germanium are observed ...
Grazia Raciti   +10 more
wiley   +1 more source

Causas de la congestión en la jurisdicción contencioso administrativa

open access: yesProlegómenos, 2006
Mediante la investigación se estudiaron el movimiento de los procesos que cursan en el Consejo de Estado y en los Tribunales Contencioso Administrativos del País, las actividades que desarrollan los servidores públicos para administrar justicia.
Rafael Ballén Molina
doaj  

Usufructo de acciones. Análisis desde el negocio jurídico en colombia y argentina

open access: yesAdvocatus, 2014
El usufructo de acciones se encuentra consagrado en Colombia en el Código de Comercio en los artículos 410 y 412, y en Argentina en el artículo 218 de la Ley 19.550 de Sociedades Comerciales.
Julieta López Restrepo
doaj   +1 more source

Structural Basis of the Membrane Association by the Conserved RocS Membrane‐Targeting Sequence in Streptococcus

open access: yesAdvanced Science, EarlyView.
Chromosome segregation in Streptococcus pneumoniae depends on RocS, a bitopic protein whose membrane‐anchoring mechanisms were unclear. Using NMR and AFM, this study reveals that the widely conserved RocS anchor binds to membranes via a conserved kink‐helix motif which inserts into lipid nanodomains.
Ana Álvarez‐Mena   +11 more
wiley   +1 more source

¿Orientan los aparatos tecnológicos las acciones humanas? Una postura praxeológica (Do Technological Devices Direct Human Actions? A Praxeological Outlook)

open access: yesTrilogía Ciencia Tecnología Sociedad, 2019
En la sociedad actual, el uso que las personas hacen de los aparatos tecnológicos no parece intencional, sino dirigido por el aparato mismo. Como esta situación es recurrente, este artículo busca contestar la pregunta de si los aparatos tecnológicos ...
Manuel Leonardo Prada-Rodríguez
semanticscholar   +1 more source

Bandgap‐Dependent Doping of Semiconducting Carbon Nanotube Networks by Proton‐Coupled Electron Transfer for Stable Thermoelectrics

open access: yesAdvanced Electronic Materials, EarlyView.
Proton‐coupled electron transfer doping with benzoquinone is applied to p‐dope dense films of semiconducting single‐walled carbon nanotubes. The doping efficiency depends on the pH of the doping solution and the bandgap of the nanotubes. The highest conductivities and power factors are achieved for small‐bandgap nanotubes, remaining stable for over 120
Angus Hawkey   +5 more
wiley   +1 more source

SOME CONSIDERATIONS ON THE ACTIONS WITH RIGHT TO VETO

open access: yesRevista de la Facultad de Ciencias Económicas, 2018
The article studies the so-called actions with the right of veto, a special type of actions that are not very widespread, but which can be very useful. Its history, advantages and disadvantages are analyzed from the revision of the Peruvian legislation ...
Arturo Ronald Cardenas Krenz
doaj   +1 more source

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