Articles tagged with Nerve Growth
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Biologists at the University of Iowa have identified a group of genes, gamma-protocadherins, that regulate dendrite growth in neurons. These genes must be an exact match for each neuron to correctly grow dendrites.
University of Louisville researchers have identified CD2AP as a crucial player in neural growth, which could lead to therapies for various neurological conditions. The protein orchestrates the branching of nerve axons, creating new connections, but excessive growth can be harmful.
Researchers demonstrate CCL2 activates healing inflammatory immune responses and gene expression to promote nerve regeneration. Macrophages triggered by CCL2 increase regenerative capacity of dorsal root ganglia neurons.
Researchers created a microtube platform to study neuron growth and repair, providing insights into treatments for degenerative neurological conditions. The microtubes accelerate nerve cell growth up to 20 times faster than across gaps.
Researchers successfully grafted human induced pluripotent stem cells into rats with spinal cord injuries, causing the formation of mature neurons and extensive nerve fiber growth across long distances. However, functional recovery was not restored due to scar tissue blocking beneficial effects.
Researchers developed a rehabilitative approach that boosted nerve fiber growth and trained animals to grip again after a large stroke. The study found that timing and training are crucial factors for successful recovery, with early application of growth stimulators triggering increased sprouting and growth of nerve fibers.
A new study from City of Hope has found that stimulating the TLX gene can prompt growth of new neurons in the hippocampus, leading to faster learning and better memories. This discovery could provide a new strategy for treating neurodegenerative diseases and age-related memory loss.
Researchers discovered that certain blockages in fruit fly brains quickly resolve themselves, suggesting a distinction between benign and permanent blocks. This study could help scientists identify and treat neurodegenerative diseases by focusing on permanent blockages.
Researchers at the University of Calgary have found a way to promote growth in damaged nerve cells by inactivating protein Rb, which normally acts as a brake on nerve growth. This discovery has the potential to treat conditions such as peripheral nerve disorders, including diabetic neuropathy and multiple sclerosis.
Researchers used a nerve growth factor-containing fibrin glue membrane to bridge a sciatic nerve defect, significantly increasing mRNA and protein expression of p75NTR in Schwann cells. This promotes peripheral nerve regeneration.
Researchers found that the combination of nerve growth factor-releasing microspheres and chitosan conduits significantly increased nerve conduction velocity and amplitude, attenuating muscular atrophy induced by facial nerve defects. The sustained release of active nerve growth factor lasted for at least 90 days.
Research finds that suppressing fidgetin enzyme regrows injured nerve cells and their connections, potentially offering a new therapeutic approach for tissue regeneration and repair. The study's findings have implications for treating spinal cord injury, myocardial infarction, and chronic cutaneous wounds.
Active prenatal intervention is crucial for optimal outcomes in intrauterine growth-restricted fetuses. Taurine supplement reduces cell apoptosis and promotes neuroprotection through specific signaling pathways.
Researchers at Tel Aviv University have invented an innovative method to repair damaged peripheral nerves, with the help of a biodegradable implant and a Guiding Regeneration Gel (GRG) that increases nerve growth. The therapy has already shown promising results in animal models and is expected to be tested clinically soon.
Johns Hopkins scientists discovered that male sex hormones like testosterone alter the availability of a nerve growth factor called BDNF, leading to the loss of nerves in mammary gland ducts of males. This mechanism may explain other sex-specific variations in nerve networks.
Rodal's lab aims to understand the interplay between neuronal firing and growth factor transport in neurons, with potential applications for ALS and Alzheimer's treatments. She will use a fruit fly model system to study the relationship between electrical activity and receptor trafficking.
Researchers at OHSU discovered glial cells, previously thought to support growth, actually regulate the growth of brainstem neurons responsible for cardiorespiratory control. This finding has profound implications for the prevention and treatment of SIDS, with potential applications in high blood pressure and other disorders.
Researchers at UC Irvine and UT Arlington discovered how spinning microparticles can guide nerve fiber growth, enabling directed growth of neuronal networks on a chip. The study shows promise for treating spinal or brain injuries by directing regenerating axons to their destinations.
A $1.4 million NIH grant will investigate a method to heal peripheral nerve damage by stimulating the growth of Schwann cells and axons, potentially restoring function in patients with severe injuries. Researchers aim to develop effective tools for nerve repair using electrical stimulation technologies.
A two-pronged molecular therapy combining inosine and NEP1-40 restores skilled motor function in a rat model of stroke. The study demonstrates significant nerve growth and functional improvements after treating strokes with this combination therapy.
Scientists discovered that blocking delta-catenin expression disrupts inflammation-induced angiogenesis in tumors and wounds. The findings suggest that delta-catenin may be a key player in cancer progression.
Researchers found that MeCP2-deficient astrocytes stunt neighboring neuron growth but can recover when exposed to normal glia. This discovery supports the use of glial cells as targets for drug development, potentially leading to new treatments for Rett Syndrome and related MECP2 disorders.
Researchers from Baylor College of Medicine found that prostate cancer promotes the growth of new nerves and axons, a phenomenon associated with more aggressive tumors. This discovery could lead to new targets for treatment, as neurogenesis is present in more aggressive cancers.
Researchers at Loyola Medicine report a potential treatment for stroke patients that could restore functions and reverse damage. The technique involves anti-nogo-A immunotherapy, which has improved lab animal results and is being tested in human clinical trials.
The study found that endothelin, a protein regulating blood pressure, directs nerve cell growth along specific blood vessel branches. In mice, nerve cells grown near endothelin-soaked beads or in the absence of endothelin failed to grow towards those areas.
Researchers uncover the specific receptor subtypes affected by chronic nicotine exposure, revealing new insights into its addictive properties. A two-protein complex also protects nerve cells by promoting growth and survival, showing promise as a therapeutic agent.
Research found that increasing levels of three proteins on nerve cells can stimulate growth of new extensions, up to 3x longer than normal. This could lead to improved treatment for stroke, brain, and spinal cord injuries as well as neurodegenerative diseases.
Researchers at Massachusetts General Hospital have discovered that insulin-like growth factor 1 (IGF-1) enhances the growth of corticospinal motor neuron axons, a critical population affected by ALS. IGF-1 stimulation increases axon outgrowth speed and extent, paving the way for potential treatments.
Netrins, a family of proteins, accelerate blood vessel growth and restore nerve growth in ischemic and diabetic mice. This breakthrough has significant implications for treating diabetes and peripheral vascular disease.
Novel study sheds light on the mechanism of nerve cell growth by identifying a key role for myosin II protein in recycling actin networks. The findings suggest that efficient recycling is necessary to prevent actin buildup, allowing nerve cells to advance.
Scientists have found that Golgi outposts, previously thought to play only a central role, are actually distributed throughout the length of growing dendrites. This discovery sheds light on how neurons sort proteins and regulate their growth, with implications for understanding brain development and neurodegenerative diseases.
In a breakthrough study, Johns Hopkins scientists identified that nerve cells use target-derived cues and proteins like NGF to guide them to their final targets. The research sheds new light on the complex process of nerve growth and cell targeting during development.
Researchers at UNC have identified a molecular pathway that promotes nerve growth and regeneration in the spinal cord. The study reveals how NGF stimulation regulates key proteins to assemble axons from microtubules, providing new potential targets for repairing spinal cord injuries.
A new measurement method and microenvironment evaluation technique have been developed to study spinal cord nerve regeneration. The findings extend earlier Mayo Clinic research, showing that a biodegradable scaffold can support axon growth under different experimental conditions.
Researchers at the University of Wisconsin-Madison have found that DHEA significantly increases the division of human neural stem cells, leading to increased neurogenesis. The study's findings provide direct evidence of DHEA's effects on critical human cells, shedding light on the hormone's potential benefits and risks.
Researchers at the University of California, Irvine, have made a breakthrough in treating spinal cord injuries by using tiny nerves from the rib cage to partially restore hind leg movement. The study found that grafting these nerves and adding a growth stimulator, aFGF, can improve movement in rats with severed spinal cords.
A new peptide developed by researchers at Yale University has shown promise in promoting new growth in injured spinal cords. The study confirmed that a molecule called Nogo blocks axon regeneration, but also demonstrated how to block its action with the peptide, allowing nerve fibers to grow back and restoring mobility to laboratory rats.
Research on fruit flies reveals Rac genes control axon growth, guidance and branching in the human brain. The study suggests that large amounts of Rac GTPase protein are needed for proper branching, while less is required for growth.
A study found that genetically engineering adult neurons to produce more integrin protein dramatically increases nerve fiber growth. The approach has the potential to lead to new therapies for treating brain and spinal cord injuries. Researchers plan to further investigate this finding in animal models.
A new study suggests that social support during pregnancy can positively impact fetal growth and birth weight. Women with multiple sources of support during pregnancy had higher birth weight infants. The research also found that social support may inspire healthier behaviors and improve treatment outcomes for pregnant women.
Researchers at Vanderbilt University found that neurons in adult monkey brains grow and form new connections in somatosensory areas after amputation or spinal cord injury, suggesting a link to phantom limb syndrome. This discovery may lead to treatment options for phantom limb pain and potentially repair severed spinal cord injuries.
Damage to nerves caused by injury can lead to slow and poor recovery. However, a new study suggests that electrical stimulation can enhance nerve regeneration, allowing for faster healing in just two to three weeks. Researchers hope to test this method on people with nerve damage.
Growing neurons have a limited time to create connections before risking a 'clockwork death' due to lack of life-sustaining chemical signals. Researchers discovered an intermediate control mechanism, called en passant, which helps prevent miswiring by providing support as axons pass through the target region.
Researchers identify Notch signaling pathway involved in switching from brain cell growth to stability, which could lead to new treatments for neurological disorders. The study provides a clue on how the transition from growth to stability occurs in the brain.
A protein called PEDF has been shown to halt excessive blood vessel growth in the eye, potentially treating diabetic retinopathy and macular degeneration. Researchers found that increasing PEDF levels could slow vision deterioration and prevent new vessels from overgrowing.
Researchers at Massachusetts General Hospital have induced the growth of severed adult mammalian spinal cord fibers across the site of injury without implanted cells or tissues. The study calls into question current assumptions about barriers to spinal cord regeneration and points towards a promising new direction for achieving this goal.
A new type of molecular cue, Slit, has been discovered that repels growing neurons and triggers them to sprout new connections in the developing nervous system. The discovery opens a promising new pathway to understanding how the brain and nervous system wires itself.
Dan H. Sanes' research focuses on understanding how deafness affects the growth and function of the central nervous system, particularly through the development of inhibitory synapses. His lab aims to find ways to restore function following traumatic injury to nervous system pathways, including axon regeneration.
Researchers at Cedars-Sinai Medical Center have developed a groundbreaking brain cell transplantation technique aimed at treating neurodegenerative diseases such as Parkinson's disease, stroke, and epilepsy. By selectively growing and implanting targeted brain cells, the team hopes to promote healing and repair damaged brain tissue.
Researchers have developed brain implants that allow people with severe disabilities to control a computer cursor using their thoughts. The technology has shown promise in enabling individuals with paralysis or other conditions to interact with the world, with further research ongoing to improve its capabilities.
Researchers find that a single chemical cue can either attract or repel neurons depending on the growth cone's internal status, providing potential clues for regenerating nerves and understanding disorders of neuronal migration
Researchers at Duke University have discovered that nerve growth factors can oppose each other in the brain, shaping neural networks in response to experience and learning. This finding has significant implications for the development of therapies for neurodegenerative disorders such as ALS and Alzheimer's disease.
Researchers studying sea lamprey nerve regeneration found that fibers grow in the correct direction and create synapses with target cells, restoring function. The discovery led to hypotheses about a new mechanism of neurofilament transport pushing forward growth cones.
Researchers have protected growing brain cells from atrophying by treating them with a protein called NT-4, which fosters brain cell growth. This discovery could offer new treatment options for diseases involving gain or loss of brain cell connections, such as mental retardation and neurodegenerative diseases.