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  • Open Access

    COMMENTARY

    Docosahexaenoic Acid (DHA) as a Nutritional Determinant of Cognitive Aging: A Hippocampal-Centric Commentary

    Roland Mangold, Timea Teglas*

    BIOCELL, Vol.49, No.12, pp. 2239-2244, 2025, DOI:10.32604/biocell.2025.069925 - 24 December 2025

    Abstract The quality of life in older adulthood is greatly influenced by cognitive aging, which in turn is affected by nutrition, especially as it relates to hippocampal function. Although the link between hippocampal function and nutrition is defined, the exact mechanics are still unknown. The commentary addresses how docosahexaenoic acid (DHA) contributes to age-related cognitive decline and may play a role in promoting neurogenesis and neuroplasticity on the molecular level. The current challenge to our understanding is to investigate how DHA influences hippocampal function and cognitive aging, which would be possible and even more detailed with More >

  • Open Access

    ARTICLE

    Time-Course of Changes in Astrocyte Endfeet Damage in the Hippocampus Following Experimental Ischemia and Reperfusion Injury

    Myoung Cheol Shin1, Tae-Kyeong Lee2, Dae Won Kim3, Joon Ha Park4, Moo-Ho Won1, Choong-Hyun Lee5,*, Ji Hyeon Ahn6,*

    BIOCELL, Vol.49, No.6, pp. 1071-1083, 2025, DOI:10.32604/biocell.2025.065506 - 24 June 2025

    Abstract Background: Astrocyte endfeet (AEF) serves as a key element of the blood-brain barrier and is important for the survival and maintenance of neuronal function. However, the immunohistochemical and ultrastructural changes of AEF in the CA1 and CA3 areas of the hippocampus over time following cerebral ischemia-reperfusion (IR) injury have not been well elucidated. Objectives: We investigated chronological changes in AEF in the gerbil hippocampal CA1 area from 3 h to 10 days following transient forebrain ischemia (TFI), and examined their association with neuronal death and tissue repair following IR injury. Changes in the CA3 area… More >

  • Open Access

    ARTICLE

    SC-Net: A New U-Net Network for Hippocampus Segmentation

    Xinyi Xiao, Dongbo Pan*, Jianjun Yuan

    Intelligent Automation & Soft Computing, Vol.37, No.3, pp. 3179-3191, 2023, DOI:10.32604/iasc.2023.041208 - 11 September 2023

    Abstract Neurological disorders like Alzheimer’s disease have a significant impact on the lives and health of the elderly as the aging population continues to grow. Doctors can achieve effective prevention and treatment of Alzheimer’s disease according to the morphological volume of hippocampus. General segmentation techniques frequently fail to produce satisfactory results due to hippocampus’s small size, complex structure, and fuzzy edges. We develop a new SC-Net model using complete brain MRI images to achieve high-precision segmentation of hippocampal structures. The proposed network improves the accuracy of hippocampal structural segmentation by retaining the original location information of More >

  • Open Access

    ARTICLE

    A Map Construction Method Based on the Cognitive Mechanism of Rat Brain Hippocampus

    Naigong Yu*, Hejie Yu

    CMES-Computer Modeling in Engineering & Sciences, Vol.131, No.2, pp. 1147-1169, 2022, DOI:10.32604/cmes.2022.019430 - 14 March 2022

    Abstract The entorhinal-hippocampus structure in the mammalian brain is the core area for realizing spatial cognition. However, the visual perception and loop detection methods in the current biomimetic robot navigation model still rely on traditional visual SLAM schemes and lack the process of exploring and applying biological visual methods. Based on this, we propose a map construction method that mimics the entorhinal-hippocampal cognitive mechanism of the rat brain according to the response of entorhinal cortex neurons to eye saccades in recent related studies. That is, when mammals are free to watch the scene, the entorhinal cortex… More >

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