Results 81 to 90 of about 2,147 (170)

Near‐Infrared‐Responsive Rare Earth Nanoparticles for Optical Imaging and Wireless Phototherapy

open access: yesAdvanced Science, Volume 11, Issue 8, February 23, 2024.
In this review, the authors focus on rare earth nanoparticles (RENPs) as media for light conversion and discuss the photoconversion process under near‐infrared (NIR) excitation, as well as recent achievements in optical imaging, photothermal therapy, photodynamic therapy, photoimmunotherapy, optogenetics, and light‐responsive drug release. Finally, the
Pengye Du   +6 more
wiley   +1 more source

Circuit-based interrogation of sleep control. [PDF]

open access: yes, 2016
Sleep is a fundamental biological process observed widely in the animal kingdom, but the neural circuits generating sleep remain poorly understood. Understanding the brain mechanisms controlling sleep requires the identification of key neurons in the ...
A Berndt   +146 more
core   +1 more source

Site‐specific inhibition of the thalamic reticular nucleus induces distinct modulations in sleep architecture

open access: yesEuropean Journal of Neuroscience, Volume 59, Issue 4, Page 554-569, February 2024.
During sleep caudal and rostral subpopulations of the TRN exert diverse activities. Silencing of the rostral TRN elongates sleep episodes, while silencing of the caudal TRN fragments sleep. Silencing of both TRN areas is associated with changes in delta and alpha oscillations.
Vladimir Visocky   +5 more
wiley   +1 more source

Nanotechnology and Cancer Bioelectricity: Bridging the Gap Between Biology and Translational Medicine

open access: yesAdvanced Science, Volume 11, Issue 1, January 5, 2024.
Bioelectricity regulates key life processes, including cell proliferation, migration, and mutation. Cancer cells are known to exhibit different electrical properties compared to their healthy counterparts. However, this information is yet to be fully unfolded due to the complexity of such signals.
Rosalia Moreddu
wiley   +1 more source

A dopaminergic switch for fear to safety transitions [PDF]

open access: yes, 2018
Overcoming aversive emotional memories requires neural systems that detect when fear responses are no longer appropriate. The midbrain ventral tegmental area (VTA) dopamine system has been implicated in reward and more broadly in signalling when a better
A Badrinarayan   +64 more
core   +2 more sources

Optogenética y posibles terapias para la retinosis pigmentaria [PDF]

open access: yes, 2019
La retinosis pigmentaria (RP) es un grupo clínico y genéticamente heterogéneo de trastornos de la retina hereditarios caracterizados por una disfunción progresiva difusa de fotorreceptores predominantemente bastón, con la posterior degeneración de ...
Sansa Fayos, Marc
core  

Evolution of optogenetic microdevices

open access: yes, 2015
Implementation of optogenetic techniques is a recent addition to the neuroscientists\u27 preclinical research arsenal, helping to expose the intricate connectivity of the brain and allowing for on-demand direct modulation of specific neural pathways ...
Berk, Michael   +4 more
core   +1 more source

The medial prefrontal cortex is crucial for the maintenance of persistent licking and the expression of incentive contrast

open access: yesFrontiers in Integrative Neuroscience, 2015
We examined the role of the medial prefrontal cortex (mPFC) in reward processing and the control of consummatory behavior. Rats were trained in an operant licking procedure in which they received alternating access to solutions with relatively high and ...
Marc Alexander Parent   +4 more
doaj   +1 more source

V1 interneurons regulate the pattern and frequency of locomotor-like activity in the neonatal mouse spinal cord.

open access: yesPLoS Biology, 2019
In the mouse spinal cord, V1 interneurons are a heterogeneous population of inhibitory spinal interneurons that have been implicated in regulating the frequency of the locomotor rhythm and in organizing flexor and extensor alternation.
Melanie Falgairolle, Michael J O'Donovan
doaj   +1 more source

Acute silencing of hippocampal CA3 reveals a dominant role in place field responses. [PDF]

open access: yes, 2019
Neurons in hippocampal output area CA1 are thought to exhibit redundancy across cortical and hippocampal inputs. Here we show instead that acute silencing of CA3 terminals drastically reduces place field responses for many CA1 neurons, while a smaller ...
Davoudi, Heydar, Foster, David J
core  

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