Afleveringen
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Neuroscience Daily for 25 June follows 3 stories from r/neuro and r/neuroscience, moving through cerebellum aging, visual imagination, stroke rehab vr.
1. Cerebellum Aging
This story from Science News is about evidence that the cerebellum may help protect cognition as people age. The article covers a Nature Neuroscience study that analyzed brain scans and cognitive testing from more than 700 U.
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2. Visual Imagination
This story from r/neuro is about whether some people can picture imagined objects so vividly that they seem to appear in external space. The post asks if an imagined apple on a desk can ever feel visually present rather than just mentally represented, and it contrasts that possibility with conditions like schizophrenia where perception can become decoupled from reality testing.
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3. Stroke Rehab VR
This story from r/neuro is about a homemade virtual reality rehab app that one developer built after a partner had two severe strokes that caused right-sided weakness and aphasia. The post says the idea came from seeing benefits from an immersive clinical rehab system and then trying to recreate some of that mirror-box style visual feedback with a much cheaper smartphone-based VR tool once access to hospital-grade equipment was lost.
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Neuroscience Daily for 24 June follows 3 stories from r/neuro and r/neuroscience, moving through thought origins, smell memory, neurotech funding.
1. Thought Origins
This story is about a question from the neuroscience community on Reddit asking where a thought or decision begins, and whether there is a single spark in the brain that makes someone get up and move. The post frames it as a free will problem, with the writer wondering whether the self is anything more than neurons sending the first signal.
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2. Smell Memory
This story from the neuro community is about why a particular smell can feel like instant time travel in a way that photos often do not. The post argues that smell has unusually direct links to the amygdala and hippocampus, two regions heavily involved in emotion and memory, which may help explain why odor-triggered memories can feel especially vivid.
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3. Neurotech Funding
This story from The Neurotech Newsletter is about a split in neurotech investing, where venture money chases futuristic brain tools while established device companies buy safer, reimbursed businesses. In the post, the writer argues that categories like brain-computer interfaces, portable brain imaging, focused ultrasound, and AI models for neural data attract excitement and large valuations, while acquirers still prefer products such as nerve stimulators with existing revenue.
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Zijn er afleveringen die ontbreken?
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Neuroscience Daily for 23 June follows 4 stories from r/neuro and r/neuroscience, moving through mri versus fmri, music as stimulus, signal convergence, memory retrieval.
1. MRI Versus fMRI
This story from r/neuro is about someone sharing brain scan images from being a control participant in a study and celebrating that the images were reportedly reviewed as normal. The post frames the pictures as free fMRI images, but the discussion quickly turns into a correction about what the images actually show.
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2. Music As Stimulus
This story from r/neuro is about how neuroscience decides what counts as music when researchers study the brain. The post was sparked by the UC Institute for Prediction Technology's HARMONICS 2026 conference page, which frames music, medicine, and neuroscience as part of the same interdisciplinary conversation.
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3. Signal Convergence
This story from r/neuro is about a neuroscience discussion asking whether perception and reaction can really be understood as signals converging onto fewer neurons and then diverging outward to drive a bodily response. The original post uses a forest example, where rustling, movement, and color are treated as separate sensory inputs that supposedly funnel together before triggering fear-related changes like faster heart rate, dilated pupils, and muscle tension.
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4. Memory Retrieval
This story from r/neuro is about a basic but important question in language learning: when you pick up Spanish through comprehensible input and word-to-scene associations, what is the brain actually storing, and what happens when practice fades. The post asks whether those associations are preserved after attention moves on, or whether they disappear without rapid repetition.
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Neuroscience Daily for 22 June follows 3 stories from r/neuro and r/neuroscience, moving through two photon imaging, glp 1 brain effects, brain generative model.
1. Two Photon Imaging
This story from the neuro community is about a first-year PhD student struggling to get awake two-photon imaging in mice working after six months of training and about ten surgeries. The main problem is not one obvious mistake but a chain of failures, including viral injection issues, infections, surgical losses, and even unreliable heating during recovery, all before any usable data have been collected.
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2. GLP 1 Brain Effects
This story from the neuro community is about whether long-term use of GLP-1 drugs like semaglutide could affect the central nervous system in ways that go beyond appetite control. The post argues that discussion around these drugs has become too one-sided, pointing to their action in the hypothalamus and brain stem and questioning what years of ongoing receptor stimulation might mean for the brain.
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3. Brain Generative Model
This story from the neuroscience community asks a deceptively simple question: why there is no standard name for the human brain's generative model. The original post compares that missing label with terms like genome and microbiome, and asks whether neuroscience already has a settled word for the concept or whether the idea itself is being framed too loosely.
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Neuroscience Daily for 15 June follows 3 stories from r/neuro and r/neuroscience, moving through nervous system simulation, color vision development, acetylcholine receptor types.
1. Nervous System Simulation
This story from Neurobiology Notes is about the idea that simulating a nervous system may actually be easier than simulating a single cell. The piece argues that cells are crowded with hard-to-measure chemical reactions and parameter uncertainties, which makes full cellular modeling difficult even as researchers keep improving whole-cell simulations.
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2. Color Vision Development
This story from the neuro community on Reddit is about whether a baby raised in a black-and-white environment could lose normal color perception later in life, even without a genetic color vision problem. The original post frames the question through a classic kitten experiment on visual deprivation, asking whether limited early sensory input could shape how the brain learns to process color.
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3. Acetylcholine Receptor Types
This story is about why the nervous system has both nicotinic and muscarinic acetylcholine receptors, from a discussion in the neuro community on Reddit. The original question asks why these receptor types carry names linked to nicotine and muscarine if the body mainly makes acetylcholine, and how the receptors fit into sympathetic and parasympathetic signaling.
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Neuroscience Daily for 11 June follows 3 stories from r/neuro and r/neuroscience, moving through psilocybin brain aging, cerebrolymph drainage, screen eye movements.
1. Psilocybin Brain Aging
Berkeley News is reporting on a newly launched neuroimaging study that will test whether psilocybin can help protect the aging brain. The project is being framed as a first-of-its-kind effort to see whether psychedelic treatment might counter cognitive decline in older adults by promoting structural neuroplasticity and preserving synaptic connections.
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2. Cerebrolymph Drainage
This story is about a Springer study that reports lymphatic vessels at the boundary between the central and peripheral nervous systems in the cervical spine. The paper argues that these structures may represent a previously underdescribed route for brain-related fluid drainage, which the authors call the cerebrolymph hypothesis.
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3. Screen Eye Movements
A discussion in the neuro community asked whether using a computer for things like web browsing and email mostly relies on saccades or smooth pursuit eye movements. The basic answer from commenters was that if the target is stationary, like words on a page or a button on a screen, the eyes usually jump with saccades rather than smoothly track.
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Neuroscience Daily for 08 June follows 3 stories from r/neuro and r/neuroscience, moving through interactive brain map, eeg data handoff, spiking robot kit.
1. Interactive Brain Map
This story is about a new interactive brain map shared through BrainProject, built to make neuroanatomy easier to study in detail. The creator says existing learning tools often stop at broad regions, so this version lets people peel through cortex, gyri, sulci, deep nuclei, ventricles, the brainstem, the cerebellum, major blood vessels, and cranial nerves.
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2. EEG Data Handoff
This story is about how to get a second opinion on an EEG, based on a practical clinical EEG discussion. The post asks what files, formats, or viewing software someone should request after an EEG so another clinician can review it.
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3. Spiking Robot Kit
This story is about SpikerBot, an educational neuroscience robot project described on Kickstarter. The post says Backyard Brains is building a hands-on kit that lets kids assemble a simple spiking neural network, connect it to sensors and motors, and watch a creature react and change its behavior in real time.
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Neuroscience Daily for 07 June follows 3 stories from r/neuro and r/neuroscience, moving through neuron current scale, eye tracking biomarkers, signal stacking limits.
1. Neuron Current Scale
This story from r/neuro is about how to describe the electrical current of a single neuron. The original question asks whether it even makes sense to talk about a firing human or mouse neuron in amperes, or whether that framing breaks down at the level of one cell.
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2. Eye Tracking Biomarkers
This story from The Neurotech Newsletter and r/neuro is about eye tracking as a way to read brain function. The post argues that eye movements, pupil changes, and gaze patterns are moving from lab research into more practical tools for concussion testing, autism assessment, and possible early signals of Parkinson's or Alzheimer's disease.
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3. Signal Stacking Limits
This story from r/neuro is about whether the nervous system can beat the maximum speed of an action potential by stacking signals. The post asks if rapid bursts in one neuron or across many neurons could make movement commands arrive fast enough to effectively bypass conduction limits.
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Neuroscience Daily for 06 June follows 4 stories from r/neuro and r/neuroscience, moving through superior colliculus cognition, anxiety hunger circuits, cortical oxygen fluctuations, serotonin receptor atlas.
1. Superior Colliculus Cognition
This story from Nature Neuroscience is about evidence that the superior colliculus helps with abstract categorization, not just eye movements and spatial orienting. The paper trained rhesus macaques on a visual category task that did not depend on instructed saccades or covert attention differences, then compared signals in the superior colliculus with activity in posterior parietal cortex.
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2. Anxiety Hunger Circuits
This story from PNAS is about a mouse study linking anxiety relief, hunger circuitry, and anorexia-like behavior. The post describes experiments in which the most anxious mice sought stimulation of neurons that made them intensely hungry while also quieting anxiety, raising the possibility that self-starvation can become entangled with stress regulation rather than food alone.
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3. Cortical Oxygen Fluctuations
This story from PNAS is about a new bioluminescent sensor study suggesting that oxygen levels in the healthy mouse cortex are constantly shifting across both space and time. Instead of treating oxygenation as a relatively smooth background condition, the post frames cortical tissue as a moving metabolic landscape with local fluctuations even at baseline.
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4. Serotonin Receptor Atlas
This story from Cell Patterns is about a transcriptomic atlas of serotonin receptor expression across the adult mouse brain. The study draws on millions of single-cell measurements to map where different 5-HT receptor genes show up, and the broader takeaway is that many cell types appear to express at least one serotonin receptor while quite a few co-express several receptor variants at once.
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Neuroscience Daily for 05 June follows 4 stories from r/neuro and r/neuroscience, moving through newborn tau biomarker, stress stimulant epigenetics, prefrontal consciousness, blood brain aging.
1. Newborn Tau Biomarker
This story from Scientific American is about a surprising Alzheimer's-linked blood marker showing up at very high levels in healthy newborns. The article covers a Brain Communications study finding that plasma pTau217 in newborns can exceed the levels seen in adults with Alzheimer's disease, then falls over the first months of life, especially in infants born preterm.
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2. Stress Stimulant Epigenetics
This story from Trends in Neurosciences is about a review arguing that chronic stress and stimulant exposure can push the brain toward some of the same rigid behavioral patterns. The review centers on the dorsal striatum and says repeated stress or stimulant use can accumulate epigenetic changes that alter synaptic plasticity, decision-making, and cognitive flexibility over time.
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3. Prefrontal Consciousness
This story from Neuron is about a study proposing that shifts in prefrontal brain states help determine when conscious perception changes. The work uses binocular rivalry, where constant sensory input can still flip between different conscious interpretations, and the authors describe a pattern in which stable beta activity is interrupted by lower-frequency activity before perception switches.
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4. Blood Brain Aging
This story from Nature Neuroscience is about a review of how signals in the blood can help drive brain aging and, at least in animal work, sometimes support rejuvenation. The review pulls together findings on interventions such as exercise, caloric restriction, heterochronic parabiosis, and so-called young blood factors, arguing that circulating molecules can meaningfully shape cognition, neurogenesis, and vulnerability to neurodegenerative disease.
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Neuroscience Daily for 05 June follows 4 stories from r/neuro and r/neuroscience, moving through newborn tau biomarker, stress stimulant epigenetics, prefrontal consciousness, blood brain aging.
1. Newborn Tau Biomarker
This story from Scientific American is about a surprising Alzheimer's-linked blood marker showing up at very high levels in healthy newborns. The article covers a Brain Communications study finding that plasma pTau217 in newborns can exceed the levels seen in adults with Alzheimer's disease, then falls over the first months of life, especially in infants born preterm.
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Reddit discussion
2. Stress Stimulant Epigenetics
This story from Trends in Neurosciences is about a review arguing that chronic stress and stimulant exposure can push the brain toward some of the same rigid behavioral patterns. The review centers on the dorsal striatum and says repeated stress or stimulant use can accumulate epigenetic changes that alter synaptic plasticity, decision-making, and cognitive flexibility over time.
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Reddit discussion
3. Prefrontal Consciousness
This story from Neuron is about a study proposing that shifts in prefrontal brain states help determine when conscious perception changes. The work uses binocular rivalry, where constant sensory input can still flip between different conscious interpretations, and the authors describe a pattern in which stable beta activity is interrupted by lower-frequency activity before perception switches.
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Reddit discussion
4. Blood Brain Aging
This story from Nature Neuroscience is about a review of how signals in the blood can help drive brain aging and, at least in animal work, sometimes support rejuvenation. The review pulls together findings on interventions such as exercise, caloric restriction, heterochronic parabiosis, and so-called young blood factors, arguing that circulating molecules can meaningfully shape cognition, neurogenesis, and vulnerability to neurodegenerative disease.
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Neuroscience Daily for 04 June follows 4 stories from r/neuro and r/neuroscience, moving through psychedelics for tbi, myo inositol development, optogenetic implants, cross region memory.
1. Psychedelics For TBI
This story from PubMed Central is about a mini-review asking whether psychedelics could someday play a role in recovery after stroke or traumatic brain injury. The linked review says the evidence so far is still early and mostly preclinical, with studies pointing to possible effects on neuroinflammation, neuroplasticity, hippocampal neurogenesis, and other repair-related pathways rather than any proven treatment.
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2. Myo Inositol Development
This story from PNAS is about a human milk component called myo-inositol and its possible role in building neuronal connections during early development. The paper reports that myo-inositol is especially abundant in early lactation, increases synapse abundance in human and rat neurons, and in mouse experiments enlarged excitatory postsynaptic sites in the developing cortex.
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3. Optogenetic Implants
This story from ScienceDirect is about a review of implantable micro-LED optogenetic interfaces and what would have to happen before they become realistic tools for human therapy. The review argues that tiny flexible light sources could eventually make it easier to stimulate very specific neural circuits, while also highlighting major engineering problems around heat, power delivery, biocompatibility, closed-loop control, and device integration.
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4. Cross Region Memory
This story from PNAS is about a journal-club summary of research on how neurons coordinate memory formation across different brain regions. The linked write-up frames the work as evidence that memory traces are not laid down in isolation, but are coordinated across distributed circuits that have to link their activity during learning.
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Neuroscience Daily for 03 June follows 3 stories from r/neuro and r/neuroscience, moving through v1 learning tradeoff, ssvep flicker layout, stdp timing debate.
1. V1 Learning Tradeoff
This story is about an arXiv study asking why training vision networks can make their earliest visual representations less like activity in human V1. In the post, a researcher reports that after just one epoch of object classification training, backpropagation erased about 90 percent of the model’s V1 alignment, while predictive coding and spike-timing-dependent plasticity lost only about a quarter to a third and then leveled off.
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2. SSVEP Flicker Layout
This story from r/neuro is about whether the layout of multiple SSVEP flicker targets on a screen can make them harder to distinguish in a brain-computer interface. The poster is asking if light from neighboring flashing squares could blur together in the visual field and reduce classification accuracy, especially because their training data was recorded with each square flashing alone rather than all at once.
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3. STDP Timing Debate
This story is about spike-timing-dependent plasticity, or STDP, from r/neuro. The post uses STDP to ask what in the brain gives us the feeling of a narrow, less-than-one-second window of experience as we move through the world.
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Neuroscience Daily for 02 June follows 3 stories from r/neuro and r/neuroscience, moving through tau cell death, stdp simulator, eeg artifact reliability.
1. Tau Cell Death
This story is about a Medical Xpress report on a possible tau-driven gene-expression cascade inside Alzheimer's neurons that may end in cell death. The piece says tau may do more than accumulate as a marker of disease; it may help switch on a chain reaction inside vulnerable cells that changes how genes are regulated.
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2. STDP Simulator
This story is about a Neuron Simulator update for spike timing dependent plasticity, or STDP, from r/neuro. The post says the latest version now runs on 64-bit Windows and can display STDP in the simulation.
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3. EEG Artifact Reliability
A neuroscience forum post asks whether the Zeto One EEG system handles artifacts well, especially when a patient blinks or moves. The poster says they saw a review claiming that even a single eye blink could leave prolonged artifact across all channels, and they want to know whether that is typical in real lab use.
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Neuroscience Daily for 01 June follows 4 stories from r/neuro and r/neuroscience, moving through parkinson autoimmunity, serotonin learning, stroke connectivity, brain waste drainage.
1. Parkinson Autoimmunity
A Journal of Clinical Investigation study, highlighted by Medical Xpress, looks at why Parkinson's may be more common in men by following an immune target called PINK1. The researchers found that some patients carry T cells that treat this normally helpful mitochondrial protein as if it were a threat, which could add inflammation and cell damage to the disease process.
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2. Serotonin Learning
A Nature Communications paper asks a classic serotonin question in a more direct way by increasing synaptic serotonin in healthy people and then testing how they learn and inhibit responses. The main result was that higher serotonin made participants less sensitive to aversive outcomes, while also improving behavioral inhibition when negative emotional cues were in play.
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3. Stroke Connectivity
A NeuroImage: Clinical paper on acute ischemic stroke looks beyond the lesion itself and asks how stroke shifts the brain's larger connectivity landscape. The authors used functional connectivity gradients, which compress whole-brain organization into a few major axes, and found that stroke especially disturbed the visual-to-somatomotor axis.
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4. Brain Waste Drainage
A PNAS journal club summary highlights mouse work showing that fluid around the brain may leave the skull through a nasopharyngeal lymphatic route on its way to neck lymph nodes. The key idea is that waste clearance is not just a vague drain into circulation, but a mapped pathway that could become less efficient with age.
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Neuroscience Daily for 31 May follows 3 stories from r/neuro and r/neuroscience, moving through neural coding switch, memory reconsolidation, happy memory biology.
1. Neural Coding Switch
This story is about a Nature report highlighted in the neuroscience community on a UC Berkeley study proposing a new way visual neurons represent information. The paper argues that the same population of neurons can switch coding modes within about 120 milliseconds, using recurrent circuit dynamics to move from broad category recognition to finer identity judgments.
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2. Memory Reconsolidation
This story comes from r/neuro, where a film writer argues that the new Backrooms movie can be read as a story about memory reconsolidation. The post ties the therapy scenes to the idea that reactivated memories become labile, can be rewritten under the wrong conditions, and may then restabilize with the same fear attached.
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3. Happy Memory Biology
This story is about a question on r/neuro asking whether happy memories have their own neural machinery, or whether they are just ordinary memories tagged by reward and mood. The main reply pushes back on the Inside Out version of memory, saying there is probably nothing uniquely happy about the storage process itself and that state-dependent or rewarding contexts are a better way to think about it.
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Neuroscience Daily for 30 May follows 3 stories from r/neuro and r/neuroscience, moving through diana fmri doubts, political brain correlates, trainable synesthesia.
1. DIANA fMRI Doubts
Nature reports on DIANA, a fast fMRI technique that was presented as a way to track neuronal activity almost as it happens, but the headline issue is that independent groups still have not been able to reproduce it. The article says two newer papers have added to the doubt around the original Science result.
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2. Political Brain Correlates
A discussion on r/neuroscience centers on a Current Biology paper claiming that political orientation in young adults can be linked to differences in gray matter in the anterior cingulate cortex and right amygdala. The original post asks whether that sounds plausible and whether the finding could help explain a broader gender gap in political identity.
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3. Trainable Synesthesia
This story is about a Scientific Reports paper from Nature on whether synesthesia can be trained in adults. The study used an adaptive nine-week training program that paired letters with colors, and by the end many participants reported experiences that resembled grapheme-color synesthesia.
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Neuroscience Daily for 29 May follows 4 stories from r/neuro and r/neuroscience, moving through newborn brain differences, insula action maps, eeg fnirs coupling, connectome behavior modules.
1. Newborn Brain Differences
A study in Biology of Sex Differences looked at brain MRI data from 514 newborns to ask whether average structural differences between male and female infants are already present at birth. The researchers report that males had larger total brain volume on average, while females showed relatively greater cortical gray matter volume after adjusting for overall brain size, with additional regional differences in areas like the anterior cingulate, parietal cortex, and corpus callosum.
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2. Insula Action Maps
A review in Progress in Neurobiology argues that the insula should be understood not just as a place for feeling internal body states, but as a set of distinct circuits that turn sensory information into specific actions and visceromotor responses. Using macaque tracing data, resting-state fMRI, and intracortical stimulation maps, the authors describe separate insular fields linked to behaviors like oroalimentary actions, hand movements, emotional reactions, and more axial or proximal motor control.
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3. EEG fNIRS Coupling
A Scientific Reports paper compared structure-function coupling across simultaneous EEG and fNIRS recordings to see how electrical activity and slower blood-flow signals line up with the brain's structural wiring. Across 18 participants, the authors found that fNIRS coupling at rest most closely resembled slower-frequency EEG coupling, while local patterns differed by network and by task, especially during motor imagery.
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4. Connectome Behavior Modules
A Nature Neuroscience paper used a full synaptic wiring diagram of the larval zebrafish brainstem to predict how different circuit modules support behavior, then checked those predictions against physiological recordings. The authors identified strongly connected modules tied to eye and body movement control, and within the eye-movement system they found recurrent cycles consistent with the attractor-style dynamics long proposed for oculomotor integration.
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Neuroscience Daily for 28 May follows 3 stories from r/neuro and r/neuroscience, moving through ketogenic neuroprotection, tongue touch mapping, nmda receptor gating.
1. Ketogenic Neuroprotection
A new review in Translational Neurodegeneration argues that ketogenic diets remain one of the more plausible metabolic strategies for slowing neurodegenerative damage. The paper lays out several possible mechanisms, including giving neurons ketone bodies as an alternative fuel when glucose metabolism is impaired, while also reducing oxidative stress, calming inflammation, and affecting autophagy, protein aggregation, and the gut microbiome.
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2. Tongue Touch Mapping
A Nature paper looked at how mice re-aim their tongues when a water spout suddenly shifts position during licking, and it points to a surprisingly central role for the lateral superior colliculus. The researchers found that the animals used both touch feedback and tongue-position information to adjust the next lick in real time.
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3. NMDA Receptor Gating
A Neuron paper is giving researchers a much more detailed look at a tri-heteromeric NMDA receptor subtype called GluN1-2B-2D, which is relevant to synaptic signaling and potentially to drugs like ketamine. The study focuses on how this receptor opens, closes, and gets blocked, and it describes a new inhibition mechanism involving mechanical decoupling between specific subunit linkers.
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Daily Neuroscience for 27 May follows 3 stories from r/neuro and r/neuroscience, moving through postmortem brain testing, ketogenic neuroprotection, stuttering dopamine model.
1. Postmortem Brain Testing
A Science report is drawing attention to a startup that keeps donated human brains perfused after death so researchers can test drugs in tissue that is closer to the real human target. The basic idea is not to revive consciousness, but to preserve enough cellular structure and chemistry to study diseases like Alzheimer's and Parkinson's in a more realistic model than mice or isolated cells.
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2. Ketogenic Neuroprotection
A new review in Translational Neurodegeneration argues that ketogenic diets remain one of the more plausible metabolic strategies for several neurodegenerative diseases, including Alzheimer's, Parkinson's, and Huntington's. The paper says ketone bodies may help by giving neurons an alternative fuel source when glucose handling is impaired, while also influencing oxidative stress, inflammation, autophagy, protein aggregation, and even the gut microbiome.
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3. Stuttering Dopamine Model
A Frontiers in Human Neuroscience review shared through PMC offers a broad new framework for developmental stuttering that tries to connect speech-motor control, dopamine signaling, emotional context, and self-monitoring into one model. Instead of treating stuttering as the result of a single broken circuit, the review argues that changes in gray matter, white matter, blood flow, metabolic activity, and dopamine can all reinforce one another in a circular way.
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That's it for today.
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