Connect with us
    #

    News & Research on Psychology | ShareYrHeart

    Deep Brain Stimulation impacts on Memory

    Published

    on

    Summary : Deep Brain Stimulation impacts on memory, additionally, they present the primary explanation for how human memory is strengthened when we sleep for the first time.

    The majority scientific hypothesis on how the brain consolidates memories during sleep is now supported by new study, which offers the first physiological proof from inside the human brain. Additionally, findings indicated that deep brain stimulation during a crucial phase of the sleep cycle enhanced memory consolidation.

    Even though it is widely acknowledged that sleep is necessary for memory improvement, scientists are still trying to figure out exactly how the brain goes about this at night.

    Source : University of California – Los Angeles Health Sciences

    Research from UCLA Health and Tel Aviv University

    The leading scientific hypothesis on how the brain consolidates memories during sleep is supported by new study from UCLA Health and Tel Aviv University. The research team also found that concentrated DBS during a critical sleep period tended to improve memory consolidation.

    Deep Brain Stimulation

    The study, which Itzhak Fried, MD, PhD, co-authored and which was released on June 1 in Nature Neuroscience. May offer new insights into how deep brain stimulation during sleep. May one day help patients with memory deficits like Alzheimer’s disease. This was accomplished using a novel “closed-loop.” Technique that precisely synced electrical pulses in one brain region to brain activity recorded from another location.

    The cerebral cortex, which is linked to higher brain processes like thinking and planning, and the hippocampus. The brain’s memory centre, have an overnight conversation in order for the brain to turn new knowledge into long-term memories while we sleep. When brain waves are very sluggish and neurons in various brain areas cycle between quickly firing in sync and quiet. This happens during a stage of profound sleep.

    The David Geffen School of Medicine at UCLA’s Fried. Director of epilepsy surgery and professor of neurosurgery, psychiatry, and biobehavioral sciences. A scientific viewpoint is that it is important to understand how the human memory works and to use that knowledge to greatly enhance memory.

    This notion of memory consolidation was tested using electrodes on the brains of 18 epileptic patients by UCLA Health researchers. During the patients’ often lengthy hospital stays, the electrodes had been inserted in their brains to assist determine the cause of their seizures around 10 days.

    Analysis on Human

    Two mornings and nights were spent doing the study. They were tested immediately to see whether they could recall which celebrity was related to which animal. And they were tested again the following morning after a restful night.

    Another time, before going to bed, they saw 25 all-new celebrity and animal pairings. This time, individuals received targeted electrical stimulation throughout the course of the night, and the following morning. Their memory for the pairings was tested. Fried compared the real-time closed-loop device the researchers developed to deliver this electrical stimulation to this musical conductor. The device “listened” to the electrical impulses coming from the brain as the patients. Then sent gentle electrical pulses telling the rapidly firing neurons to “play” in unison.

    After a night of electrical stimulation compared to a night of undisturbed sleep, each test subject fared better on memory tests. Important electrophysiological signs further demonstrated that data was being transferred between the hippocampus and the whole cortex. Providing conclusive evidence that memory consolidation was occurring.

    Conclusion

    For the first time, Fried showed in a research that was published in the New England Journal of Medicine in 2012 how electrical stimulation may improve memory. Since then, Fried’s research has continued to examine how deep brain stimulation may enhance memory. And is currently focusing on the crucial sleep period.

    Source : University of California – Los Angeles Health Sciences

    Content : Fried and Yuval Nir, both from Tel Aviv University, shared study supervision. Maya Geva-Sagiv, the primary author, Emily Mankin, Dawn Eliashiv, Natalie Cherry, Guldamla Kalender, Natalia Tchemodanov, and Shdema Epstein from Tel-Aviv University are among the other writers.

    Image Source : Canva

    Continue Reading
    YOU SHARE
    YOU SHARE