Results 41 to 50 of about 20,949 (129)

In utero electroporation and cranial window implantation for in vivo wide-field two-photon calcium imaging using G-CaMP9a transgenic mice

open access: yesSTAR Protocols, 2022
Summary: We present a protocol to prepare mouse cranial window implantation for in vivo two-photon wide-field calcium imaging. This protocol uses G-CaMP9a transgenic mice, which express a genetically encoded calcium indicator with high signal-to-noise ...
Masayuki Sakamoto   +5 more
doaj   +1 more source

A simple and fast method to image calcium activity of neurons from intact dorsal root ganglia using fluorescent chemical Ca indicators

open access: yesMolecular Pain, 2017
Chemical calcium indicators have been commonly used to monitor calcium (Ca 2+ ) activity in cell bodies, i.e., somata, of isolated dorsal root ganglion neurons.
Yong Chen, Li-Yen M Huang
doaj   +1 more source

Fast gene transfer into the adult zebrafish brain by herpes simplex virus 1 (HSV-1) and electroporation: methods and optogenetic applications

open access: yesFrontiers in Neural Circuits, 2014
The zebrafish has various advantages as a model organism to analyze the structure and function of neural circuits but efficient viruses or other tools for fast gene transfer are lacking.
Ming eZou   +6 more
doaj   +1 more source

The Influence of Calcium Ions on the Electrotransfer Efficiency of Plasmid DNA and Cell Viability

open access: yesApplied Sciences, 2023
Gene electrotransfer (GET) is recognized as a promising technique for the development of an efficient tool for gene therapy. Such a therapy would have applications in the treatment of a variety of genetic diseases, including cancer.
Rūta Palepšienė   +4 more
doaj   +1 more source

Normal and Malignant Cells Exhibit Differential Responses to Calcium Electroporation [PDF]

open access: yesCancer Research, 2017
Abstract Calcium electroporation may offer a simple general tool for anticancer therapy. Transient permeabilization of cancer cell membranes created by applying short, high-voltage pulses in tumors enables high calcium influxes that trigger cell death. In this study, we compared the relative sensitivity of different human tumor models
Frandsen, Stine K.   +6 more
openaire   +3 more sources

Selective gene expression by postnatal electroporation during olfactory interneuron neurogenesis. [PDF]

open access: yesPLoS ONE, 2008
Neurogenesis persists in the olfactory system throughout life. The mechanisms of how new neurons are generated, how they integrate into circuits, and their role in coding remain mysteries.
Alexander T Chesler   +5 more
doaj   +1 more source

Histone deacetylase 4 and 5 translocation elicited by microsecond pulsed electric field exposure is mediated by kinase activity

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Electroporation-based technologies using microsecond pulsed electric field (µsPEF) exposures are established as laboratory and clinical tools that permeabilize cell membranes.
Zahra Safaei, Gary L. Thompson
doaj   +1 more source

Bulk electroporation and population calcium imaging in the adult mammalian retina [PDF]

open access: yesJournal of Neurophysiology, 2011
The optical recording of light-evoked activity in populations of neurons in the mammalian retina offers several benefits over the use of multielectrode arrays. However, population imaging has been hindered by the effective loading of synthetic fluorescent indicators, especially in the mature tissue.
Briggman, K., Euler, T.
openaire   +4 more sources

In vivo two-photon calcium imaging of cortical neurons in neonatal mice

open access: yesSTAR Protocols, 2023
Summary: In vivo calcium imaging is essential to elucidate unique synchronous activities observed in the developing brain. Here, we present a protocol to image and analyze activity patterns in neonatal mouse neocortex in a single-cell level.
Takamitsu Egashira   +7 more
doaj   +1 more source

Effect of Moderate Electric Fields on the Physical and Chemical Characteristics of Cheese Emulsions

open access: yesGels, 2023
Cheese powder is a multifunctional ingredient that is produced by spray drying a hot cheese emulsion called cheese feed. Feed stability is achieved by manipulating calcium equilibrium using emulsifying salts.
Ipek Altay   +6 more
doaj   +1 more source

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