Results 11 to 20 of about 863,366 (185)

Neurons on amoebae

open access: yesJournal of Symbolic Computation, 2023
We apply methods of machine-learning, such as neural networks, manifold learning and image processing, in order to study 2-dimensional amoebae in algebraic geometry and string theory. With the help of embedding manifold projection, we recover complicated conditions obtained from so-called lopsidedness.
Jiakang Bao, Yang-Hui He, Edward Hirst
openaire   +6 more sources

Neuronal Polarity [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2009
The assembly of functional neuronal networks in the developing animal relies on the polarization of neurons, i.e., the formation of a single axon and multiple dendrites. Breaking the symmetry of neurons depends on cytoskeletal rearrangements. In particular, axon specification requires local dynamic instability of actin and stabilization of microtubules.
Tahirovic, S., Bradke, F.
openaire   +3 more sources

Human interictal epileptiform discharges are bidirectional traveling waves echoing ictal discharges

open access: yeseLife, 2022
Interictal epileptiform discharges (IEDs), also known as interictal spikes, are large intermittent electrophysiological events observed between seizures in patients with epilepsy.
Elliot H Smith   +12 more
doaj   +1 more source

Sex determination gene transformer regulates the male-female difference in Drosophila fat storage via the adipokinetic hormone pathway

open access: yeseLife, 2021
Sex differences in whole-body fat storage exist in many species. For example, Drosophila females store more fat than males. Yet, the mechanisms underlying this sex difference in fat storage remain incompletely understood. Here, we identify a key role for
Lianna W Wat   +4 more
doaj   +1 more source

Sexually dimorphic microRNA miR-190 regulates lifespan in male Drosophila

open access: yesRNA Biology, 2022
microRNAs are short noncoding RNAs that buffer fluctuations in gene expression in a myriad of physiological conditions. Here, we carried out a screen to identify the role of microRNAs in the maintenance of age-dependent neuronal functions in adult ...
Jervis Fernandes, Jishy Varghese
doaj   +1 more source

Role of Keratinocytes in Sensitive Skin

open access: yesFrontiers in Medicine, 2019
Sensitive skin is a clinical syndrome defined by the occurrence of unpleasant sensations such as burning, stinging, tingling, pricking, or itching in response to various normally innocuous physical, chemical, and thermal stimuli.
Matthieu Talagas   +3 more
doaj   +1 more source

Scientific Validation of Human Neurosphere Assays for Developmental Neurotoxicity Evaluation

open access: yesFrontiers in Toxicology, 2022
There is a call for a paradigm shift in developmental neurotoxicity (DNT) evaluation, which demands the implementation of faster, more cost-efficient, and human-relevant test systems than current in vivo guideline studies.
Katharina Koch   +10 more
doaj   +1 more source

Neuron Merging: Compensating for Pruned Neurons

open access: yesCoRR, 2020
NeurIPS ...
Woojeong Kim   +3 more
openaire   +4 more sources

Single-protein detection in crowded molecular environments in cryo-EM images

open access: yeseLife, 2017
We present an approach to study macromolecular assemblies by detecting component proteins’ characteristic high-resolution projection patterns, calculated from their known 3D structures, in single electron cryo-micrographs.
J Peter Rickgauer   +2 more
doaj   +1 more source

The distinct binding properties between avian/human influenza A virus NS1 and Postsynaptic density protein-95 (PSD-95), and inhibition of nitric oxide production

open access: yesVirology Journal, 2011
Background The NS1 protein of influenza A virus is able to bind with many proteins that affect cellular signal transduction and protein synthesis in infected cells.
Xu Yanxuan   +7 more
doaj   +1 more source

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