Results 41 to 50 of about 966,766 (378)

Redundancy and compensation in axon guidance: genetic analysis of the Drosophila Ptp10D/Ptp4E receptor tyrosine phosphatase subfamily [PDF]

open access: yes, 2008
Background: Drosophila has six receptor protein tyrosine phosphatases (RPTPs), five of which are expressed primarily in neurons. Mutations in all five affect axon guidance, either alone or in combination.
Bahri, Sami   +3 more
core   +4 more sources

A mathematical model explains saturating axon guidance responses to molecular gradients

open access: yeseLife, 2016
Correct wiring is crucial for the proper functioning of the nervous system. Molecular gradients provide critical signals to guide growth cones, which are the motile tips of developing axons, to their targets.
Huyen Nguyen   +4 more
semanticscholar   +1 more source

Independent signaling by Drosophila insulin receptor for axon guidance and growth

open access: yesFrontiers in Physiology, 2014
The Drosophila insulin receptor (DInR) regulates a diverse array of biological processes including growth, axon guidance, and sugar homeostasis. Growth regulation by DInR is mediated by Chico, the Drosophila homolog of vertebrate insulin-receptor ...
Caroline Rita Li   +2 more
doaj   +1 more source

Planar cell polarity genes Frizzled3a, Vangl2, and Scribble are required for spinal commissural axon guidance [PDF]

open access: yes, 2016
Background A fundamental feature of early nervous system development is the guidance of axonal projections to their targets in order to assemble neural circuits that control behavior.
Purdy, Ashley M.   +2 more
core   +2 more sources

Axon Guidance Molecules Guiding Neuroinflammation

open access: yesExperimental Neurobiology, 2019
Axon guidance molecules (AGMs), such as Netrins, Semaphorins, and Ephrins, have long been known to regulate axonal growth in the developing nervous system. Interestingly, the chemotactic properties of AGMs are also important in the postnatal period, such
Won Suk Lee, Won-Ha Lee, Y. Bae, K. Suk
semanticscholar   +1 more source

A chemical genetic approach reveals distinct EphB signaling mechanisms during brain development. [PDF]

open access: yes, 2012
EphB receptor tyrosine kinases control multiple steps in nervous system development. However, it remains unclear whether EphBs regulate these different developmental processes directly or indirectly.
Ataman, Bulent   +12 more
core   +1 more source

Regulators of Rho GTPases in the Nervous System: Molecular Implication in Axon Guidance and Neurological Disorders

open access: yesInternational Journal of Molecular Sciences, 2019
One of the fundamental steps during development of the nervous system is the formation of proper connections between neurons and their target cells—a process called neural wiring, failure of which causes neurological disorders ranging from autism to Down’
Sadig Niftullayev, N. Lamarche‐Vane
semanticscholar   +1 more source

Guidance of retinal axons in mammals

open access: yesSeminars in Cell & Developmental Biology, 2019
In order to navigate through the surrounding environment many mammals, including humans, primarily rely on vision. The eye, composed of the choroid, sclera, retinal pigmented epithelium, cornea, lens, iris and retina, is the structure that receives the light and converts it into electrical impulses.
Herrera, Eloisa   +2 more
openaire   +5 more sources

Foxp1 and lhx1 coordinate motor neuron migration with axon trajectory choice by gating Reelin signalling. [PDF]

open access: yes, 2010
Topographic neuronal maps arise as a consequence of axon trajectory choice correlated with the localisation of neuronal soma, but the identity of the pathways coordinating these processes is unknown.
Kania, Artur   +8 more
core   +4 more sources

Axon guidance pathways and the control of gene expression

open access: yesDevelopmental Dynamics, 2018
Axons need to be properly guided to their targets to form synaptic connections, and this requires interactions between highly conserved extracellular and transmembrane ligands and their cell surface receptors.
Samantha A Russell, G. Bashaw
semanticscholar   +1 more source

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