Results 31 to 40 of about 855 (114)

The brain atlas of a subsocial bee reflects that of eusocial Hymenoptera

open access: yesGenes, Brain and Behavior, Volume 23, Issue 6, December 2024.
Single‐cell gene expression was used to develop the first brain atlas for a small carpenter bee describing neurons and glia cell types for this species. Astrocytes and Kenyon cell types are conserved across Hymenoptera in comparison to Diptera. Gene expression related to foraging and reproduction are separated to different brain cell populations ...
Benjamin C. Pyenson   +3 more
wiley   +1 more source

Potassium channels from NG108-15 neuroblastoma-glioma hybrid cells Primary structure and functional expression from cDNAs

open access: yes, 1989
The complete amino acid sequences of two potassium channel proteins from NG108-15 neuroblastoma-glioma hybrid cells have been deduced by cloning and sequencing the cDNAs. One of these proteins (NGK2) is structurally more closely related to the Drosophila
Haruhiro Higashida   +13 more
core   +1 more source

A mouse brain homolog of the Drosophila Shab K+ channel with conserved delayed-rectifier properties

open access: yes, 1991
We have cloned and expressed a mouse brain K+ channel that is the homolog of the Drosophila Shab K+ channel. Mouse and Drosophila Shab K+ channels (mShab and fShab, respectively) represent an instance of K+ channels and structurally related species that ...
MD Pak   +3 more
core   +1 more source

Presynaptic recordings from Drosophila: Correlatin of macroscopic and single-channel K+ currents

open access: yes, 2013
We have performed direct electrophysiological recordings from Drosophila peptidergic synaptic boutons in situ, taking advantage of a mutation, ecdysone, which causes an increase in size of these terminals.
Ferrús, Alberto, Martínez-Padrón, M.
core   +2 more sources

Biochemical characterization of the native Kv2.1 potassium channel

open access: yes, 2005
Potassium (K+) channel pore-forming (a) subunits are by far one of the most diverse groups of channel pro-teins responsible for controlling membrane excitability, with 164 potassium channel genes in the human gen-ome [1].
Jean‐Ju Chung, Min Li, Jean-ju Chung
core   +1 more source

Genetic analysis of Drosophila neurons: Shal, Shaw, and Shab encode most embryonic potassium currents

open access: yes, 1995
In this study, we perform the first genetic analysis of K+ currents in Drosophila embryonic neurons revealing the identity of the currents present. Unlike muscles, where the presence of Shaker is obvious, Shaker currents are not detectable in these ...
S Tsunoda, L Salkoff
core   +1 more source

Envolvimento de canais de potássio na inibição da proliferação de células de mastocitoma pelo óxido nítrico [PDF]

open access: yes, 2001
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas. Curso de Pós-Graduação em FarmacologiaVários efeitos do [óxido nítrico] devem-se à ativação de [guanilato ciclase] ou alteração do funcionamento de [canais de
Costa, Renata Souza Agostinho
core  

Properties of shaker-homologous potassium channels expressed in the mammalian brain

open access: yes, 1993
Sixteen different K+ channel subtypes have been cloned from mammalian tissue. Considering their sequence homology to Drosophila Shaker, Shab, Shaw and Shal channels, they were classified into four corresponding classes Kv1-4. All K+ channels belonging to
Kues, W.   +9 more
core   +1 more source

Subunit-Dependent Axonal Trafficking of Distinct α Heteromeric Potassium Channel Complexes

open access: yes, 2011
Voltage-gated potassium (Kv) channels are critical for neuronal excitability and are targeted to specific subcellular compartments to carry out their unique functions. While it is widely believed that Kv channels exist as heteromeric complexes in neurons,
Ronald W. Holz   +11 more
core   +1 more source

Purification, molecular cloning and functional characterization of HelaTx1 (**Heterometrus laoticus**) : the first member of a new kappa-KTX subfamily

open access: yes, 2012
: Given their medical importance, most attention has been paid toward the venom composition of scorpions of the Buthidae family. Nevertheless, research has shown that the venom of scorpions of other families is also a remarkable source of unique peptidyl
Jenkins, David Paul   +4 more
core   +2 more sources

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