JuanVelasquez – Knowing Neurons

The Auditory System: From Sound Waves to Brain Waves

marzo 13, 2013marzo 5, 2017 JuanVelasquez Amplitude, Audition, auditory, cochlea, Ear, Ear Drum, Frequency, Hearing, Loud, Pitch, Sound

Our human experience is enriched by our senses. The world would appear to be a dull place if the brain did not endow us with the ability to construct visual… Leer más

Neuro News Neurological and Psychiatric Disorders Sensation and Perception

Superhuman Fearlessness? Think Again.

febrero 25, 2013marzo 5, 2017 JuanVelasquez 2013, Amygdala, Anxiety, CO2, Fear, Fear and panic in humans with bilateral amygdala damage, Panic attack

There are a handful of things that make me really uneasy. The mere thought of getting onto a roller coaster, especially the kind that slowly ascends hundreds of feet before… Leer más

Did You Know? Popular Articles Sensation and Perception

Why Prairie Voles Fall in Love: A Chemical Romance

febrero 13, 2013marzo 5, 2017 JuanVelasquez 2013, Animals models, Hormones, Love, Oxytocin, Pair-bond, Pair-bonding, Prairie Voles, Vasopressin

Tomorrow is Valentine’s Day, the most romantic day of the year. Couples will stroll down the lane, gaze into each other’s eyes, and experience one of the most enigmatic feelings… Leer más

Aging Brain Development Aprendizaje y Memoria Neuro News

Brain Changes for Sculpted, Efficient Memory

enero 28, 2013marzo 5, 2017 JuanVelasquez 2013, Hippocampus, Increased NR2A:NR2B ratio compresses long-term depression range and constrains long-term memory, Aprendizaje, LTD, LTP, Memory, NMDA, NR2A, NR2B

While I was growing up, I remember my parents and teachers saying, “Your brain is like a sponge.” Of course, I didn’t understand what they meant, but as cliché as… Leer más

Aging Brain Basics Brain Development Did You Know? Neurological and Psychiatric Disorders

Mitochondria: More Than Just a Powerhouse

enero 23, 2013marzo 5, 2017 JuanVelasquez Adaptive Downregulation of Mitochondrial Function in Down Syndrome, enfermedad de Alzheimer, Autismo, Down syndrome, Energy Failure, Mitochondrial Dysfunction, Parkinson's Disease

Mitochondria are frequently implicated in several human disease states. From neurological disorders like Alzheimer’s disease and Autism Spectrum Disorder, to metabolic conditions like diabetes and obesity, energy abnormalities are seen… Leer más

Brain Development Did You Know? Aprendizaje y Memoria Sensation and Perception

What Songbirds Tell Us About Human Nature

enero 9, 2013marzo 5, 2017 JuanVelasquez 2013, Animal research, Autism Spectrum Disorders, Bengal finch, Desarrollo, language, language acquisition, Aprendizaje, model organisms, Song learning, Songbird, The songbird as a model for the generation and learning of complex sequential behaviors., Vocalizaton

Every once in a while, we hear of amazing scientific feats about how some new drug successfully reduces weight without dieting or exercise in monkeys, or how scientists slowed aging… Leer más

Aprendizaje y Memoria Neuro News

2013: Making and Breaking Resolutions

diciembre 31, 2012marzo 5, 2017 JuanVelasquez 2012, D'Ardenne, DLPFC, Dorsolateral Prefrontal Cortex, Resonancia Magnética funcional, functional Magnetic Resonance Imaging, PFC, PNAS, la corteza prefrontal, Resolutions, Reward, Role of prefrontal cortex and the midbrain dopamine system in working memory updating, SN, Substantia Nigra, TMS, Transcranial Magnetic Stimulation, Ventral Tegmental Area, VTA, Working memory

Tomorrow, it will be 2013! And while it may seem that the world around us has not changed, calendars and clocks remind us that it’s time to kick old habits,… Leer más

Aprendizaje y Memoria Neuro News Neurological and Psychiatric Disorders Sleep

Let There Be Light!

diciembre 10, 2012marzo 5, 2017 JuanVelasquez Aberrant light directly impairs mood and learning through melanopsin-expressing neurons, Cerebro, circadian rhythm, depresió, Fluoxetine, Hattar, ipRGC, Aprendizaje, melanopsin, Memory, Nature Neuroscience, Retinal ganglion cells, RGCs, Sleep

When I was an undergraduate student, I was an expert at pulling “all-nighter” study sessions prior to exams and project deadlines. Once everything was said and done the next day, many of my classmates… Leer más

Aging Brain Basics Did You Know? Neurological and Psychiatric Disorders

A Close Look into the Alzheimer’s Brain

noviembre 21, 2012marzo 5, 2017 JuanVelasquez aggregate, Alzheimer's, amyloid-beta plaques, atrophy, Cerebro, CT, dementia, mitochondria, neurobiology, neurofibrillary tangles, Neurociencia, pathology, TEP

Your brain is able to store massive amounts of memories throughout your lifetime. There are cases, however, in which this ability progressively degrades and eventually disappears, giving way to problems… Leer más

Brain Development Neuro News Neurological and Psychiatric Disorders

Making New Blood Vessels Helps Neuronal Recovery

noviembre 5, 2012marzo 5, 2017 JuanVelasquez Angiogenesis, Angiogenesis induced by CNS inflammation promotes neuronal remodeling through vessel-derived prostacyclin, Cerebro, Healing, Inflamación, Muramatsu, Nature Medicine, Neurociencia

Our bodies possess unique and amazing capabilities for self-healing and repair. Time and again, we have witnessed (or experienced first-hand) someone with a broken bone injury. After some medical intervention,… Leer más