Results 21 to 30 of about 215,026 (234)

Sustained exocytosis after action potential-like stimulation at low frequencies in mouse chromaffin cells depends on a dynamin-dependent fast endocytotic process [PDF]

open access: yes, 2016
Under basal conditions the action potential firing rate of adrenal chromaffin cells is lower than 0.5 Hz. The maintenance of the secretory response at such frequencies requires a continuous replenishment of releasable vesicles.
Alvarez, Yanina Daniela   +7 more
core   +1 more source

Reseña bibliográfica: Penchaszadeh, P. E. (Comp.) (2016). Exactas Exiliada. Buenos Aires: Eudeba. 135 pp.

open access: yesAnuario de la Escuela de Historia Virtual, 2017
Reseña bibliográfica: Penchaszadeh, P. E. (Comp.) (2016). Exactas Exiliada. Buenos Aires: Eudeba. 135 pp.
Rita Daniela Pighin
doaj   +1 more source

Rendimiento académico en ciencias exactas aplicaciones metodológicas

open access: yesRevista Formación docente, 2020
El tema y objetivo de este artículo ha tenido como propósito fundamental establecer la aplicación de las estrategias didácticas que se deben emplear en la enseñanza aprendizaje en la asignatura de matemáticas de la Carrera de Electrónica y Telecomunicaciones de la Universidad Estatal Península de Santa Elena, La Libertad.
openaire   +1 more source

Protein Repeats from First Principles [PDF]

open access: yes, 2016
Some natural proteins display recurrent structural patterns. Despite being highly similar at the tertiary structure level, repeating patterns within a single repeat protein can be extremely variable at the sequence level. We use a mathematical definition
Becher, Veronica Andrea   +4 more
core   +1 more source

Multivalent Protein Nanorings for Broad and Potent SARS‐CoV‐2 Neutralization

open access: yesAdvanced Healthcare Materials, EarlyView.
A protein‐only, modular multivalent nanoscaffold displaying 20 anchor points, decorated with two different binders (10 of each), targeting the SARS‐CoV‐2 receptor‐binding domain is presented. The construct self‐assembles into stable, biocompatible, homogeneous nanoparticles, exhibit synergistic binding with fM IC50 values. It also detects spike at 9 ng 
Molood Behbahanipour   +11 more
wiley   +1 more source

Live cell imaging reveals focal adhesions mechanoresponses in mammary epithelial cells under sustained equibiaxial stress [PDF]

open access: yes, 2018
Mechanical stimuli play a key role in many cell functions such as proliferation, differentiation and migration. In the mammary gland, mechanical signals such as the distension of mammary epithelial cells due to udder filling are proposed to be directly ...
Bianchi, Micaela   +5 more
core   +1 more source

Rational Design of Optical Single‐Walled Carbon Nanotube‐Based Nanosensors with Biological Recognition Elements

open access: yesAdvanced Sensor Research, EarlyView.
This Review focuses on assessing and providing perspective on the field of rationally‐designed optical sensors constructed with single‐walled carbon nanotubes. The literature is reviewed and evaluated for SWCNT‐based sensors constructed with biomolecular recognition elements, including proteins, peptides, and oligonucleotides, as well as their methods ...
Amelia K. Ryan   +4 more
wiley   +1 more source

Scaling and width distributions of parity-conserving interfaces [PDF]

open access: yes, 2013
We present an alternative finite-size approach to a set of parity-conserving interfaces involving attachment, dissociation, and detachment of extended objects in 1+1 dimensions. With the aid of a nonlocal construct introduced by Barma and Dhar in related
Arlego, Marcelo José Fabián   +1 more
core   +2 more sources

Prácticas lectoras en la era digital entre estudiantes universitarios de ciencias sociales y ciencias exactas

open access: yesOcnos, 2021
Las TIC han transformado la experiencia lectora desde una diversificación de plataformas hasta la posibilidad de interactuar con comunidades virtuales, surgiendo un cambio de roles entre las instituciones tradicionales intermediarias de la lectura.
Eloisa Alcocer-Vazquez   +1 more
openaire   +9 more sources

Synergetic Combination of Carbon Xerogels, Graphene Oxide and nano‐ZnO for Aqueous and Organic Supercapacitors

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
This work proposes the synthesis of carbon‐based nanostructured materials obtained using ZnO as both nanos‐ template and catalysts simultaneously. During the synthesis, GO was used as a stabiliser, preventing the collapse of the 3D structure and improving its properties in terms of capacitance and surface area.
Rusbel Coneo‐Rodríguez   +5 more
wiley   +1 more source

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