Hippocampus News and Research

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The hippocampus is a part of the forebrain, located in the medial temporal lobe. It belongs to the limbic system and plays major roles in short term memory and spatial navigation. Humans and other mammals have two hippocampi, one in each side of the brain.

New algorithm may help predict the risk of Alzheimer's dementia

When people participate in studies of aging, they often want to know what their individual risks of developing dementia from Alzheimer's disease are. Washington University researchers have developed an algorithm that can help provide them with information about what their risks may be.

30 Sep 2022

Does leptin play a role in Parkinson’s disease?

Scientists review in vitro and in vivo evidence associated with Parkinson's disease and leptin.

26 Sep 2022

How is air pollution linked to brain alterations?

A new study hypothesized that the risk associated with brain outcomes on air pollution exposure is not constant over time and a specific period of susceptibility may exist.

26 Sep 2022

Research reveals the role of microglia-neuron connections during brain development

The Laboratory of Neuroimmunology of the Institute of Experimental Medicine, Budapest, Hungary, led by Ádám Dénes, describes the presence of a direct interaction site between microglial cells and the cell body of developing neurons, and reveals its role during brain development.

20 Sep 2022

Balanced meal timing has potentially positive effects on cognitive health

Globally, there are approximately 55 million people who suffer from dementia, and the incidence of the disease has steadily increased.

16 Sep 2022

JGU researchers seek to gain a better understanding of depression

Human beings and fruit flies have very little in common - at first sight. However, studying these flies it is in fact possible to find out more about human nature, particularly when it comes to depressive disorders.

16 Sep 2022

Exercise hormone irisin blocks Parkinson's-associated α-synuclein aggregation and related neuronal toxicity

A new paper discusses the hope held out by recent results on a compound called irisin, a short protein secreted by skeletal muscle that produces some exercise-related effects on the brain.

15 Sep 2022

The effect of cannabis exposure on the entire sperm DNA methylome in rats

A new study examines how cannabis use among men could cause heritable effects on male fertility.

14 Sep 2022

Treating the cerebrospinal fluid to protect the brain from chemotherapy's toxic effects

Up to three quarters of patients receiving cancer chemotherapy suffer from "chemo brain" - a long-term side effect that makes it harder to remember things, maintain attention, and learn new information. When it strikes children, whose brains are still developing, their schoolwork and self-esteem may suffer.

13 Sep 2022

Jumping gene plays an important role in reducing depression, fear, and anxiety

First characterized in Prof. Tadashi Yamamoto's former lab in Japan in 1996, the gene Tob is well known for the role it plays in cancer. Previous research has also indicated that it has a hand in regulating the cell cycle and the body's immune response.

9 Sep 2022

Significantly enlarged gray matter volume in neuropsychiatric long-COVID syndrome

In a recent study published in the journal Psychiatry Research, researchers found larger gray matter volumes (GMVs) in patients with neuropsychiatric long COVID syndrome.

8 Sep 2022

Study provides some important new clues to age-related memory decline

One of the most upsetting aspects of age-related memory decline is not being able to remember the face that accompanies the name of a person you just talked with hours earlier.

8 Sep 2022

Inhaled glucocorticoids linked to changes in brain matter

A recent BMJ Open study conducted a cross-sectional analysis to test the hypothesis that the usage of systemic and inhaled glucocorticoids was associated with alterations in grey matter volume (GMV) and white matter microstructure.

5 Sep 2022

The currently available evidence on viral-induced parkinsonism

A new review attempts to summarize all known about the relationship between viral illness and parkinsonian disorders to facilitate further research.

31 Aug 2022

Study sheds new light on the nature of balance deficits in neurocognitive disorders

Balance is important to maintain in many aspects of life, but the most important may be your body's sense of balance—also known as vestibular sense—which keeps you upright when moving or standing.

30 Aug 2022

Single mutation in Kcnc3 gene causes learning deficits in mice

A single mutation in a gene, Kcnc3, which encodes a potassium channel in neurons, causes learning deficits in mice, UT Southwestern researchers report in a new study in PNAS.

29 Aug 2022

FAU and Tel Aviv researchers receive grant to tackle Alzheimer’s-related mood disorders

Alzheimer's disease (AD) is the most common type of dementia affecting an estimated 6.3 million Americans age 65 and older. Without the development of medical breakthroughs to prevent, treat, slow or cure AD that number could grow to 13.8 million by 2060.