128 patents in this list

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Recent clinical studies have demonstrated that specific probiotic strains can influence cognitive function and neurological health through gut-brain axis mechanisms. Measurements of neurotransmitter levels, inflammatory markers, and cognitive performance metrics show significant changes after targeted probiotic interventions. For example, PS128 administration has been shown to increase neurotransmitter production in AADC deficiency patients, while specific Lactobacillus strains demonstrate measurable effects on memory and learning parameters.

The core challenge lies in identifying and validating specific bacterial strains that can survive gastrointestinal transit, colonize effectively, and produce neurologically active compounds in sufficient quantities to cross the blood-brain barrier.

This page brings together solutions from recent research—including engineered probiotics for neurotransmitter production, nano-protected bacterial delivery systems, strain combinations for enhanced cognitive function, and microbiome modulation approaches for neurodegenerative conditions. These and other approaches focus on translating gut-brain axis insights into practical therapeutic interventions for neurological and cognitive disorders.

1. Liposome-Encapsulated Probiotic Bacteria with Gamma-Aminobutyric Acid Production Capability

Tangyi Holdings(Shenzhen) Limited, 2023

A nano-armored single cell product for treating Parkinson's disease that encapsulates probiotic bacteria producing gamma-aminobutyric acid (GABA) inside liposomes. The liposome coating protects the bacteria from stomach acid and enzymes during oral ingestion. Once in the intestines, the liposomes break down and release the bacteria to produce GABA that can be absorbed into the bloodstream and cross the blood-brain barrier to potentially alleviate Parkinson's symptoms.

2. Probiotic Bacterial Formulation with Cannabinoids and Curcuminoids for Amyloidosis Treatment

Frederikus Gerardus Josephus Maria VAN DE WIEL, RRW B.V., 2023

Treatment of amyloidosis such as Alzheimer's disease with probiotic bacteria preferably in combination with cannabinoids and/or curcuminoids. The probiotic bacteria alone show therapeutic activity.

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3. Lactobacillus mucilaginosus DACN8320 with Acid Resistance and Antioxidant Activity

SOUTHWEST UNIV, SOUTHWEST UNIVERSITY, 2024

Using a specific strain of lactobacillus bacteria, Lactobacillus mucilaginosus DACN8320, to prevent and treat neurodegenerative diseases like cognitive impairment from sleep deprivation. The strain has properties like acid resistance, bile tolerance, antioxidant activity, and intestinal barrier improvement. Supplementing the strain in mice with sleep deprivation improved cognitive function, intestinal health, reduced inflammation, and protected the blood-brain barrier.

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4. Composition with Prebiotics and Psychobiotics for Modulating Gut Microbiota

STANDARD PROCESS, THE CLEVELAND CLINIC FOUND, THE CLEVELAND CLINIC FOUNDATION, 2024

Compositions, systems, and methods for treating or preventing brain disorders like neuroinflammation, neurological disorders, neuropsychiatric disorders, and behavioral disorders by targeting the gut microbiota. The treatment involves administering a composition containing a prebiotic like green banana flour and psychobiotics like Lactobacillus reuteri and Lactobacillus plantarum. This aims to modulate the gut microbiota to protect against brain disorders by providing the bacteria with a food source and improving gut health.

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5. Lyophilized Bacterial Strains Bifidobacterium bifidum, Bifidobacterium longum, and Lactobacillus paracasei for Supplement Formulation

PROBIONOVA SA, 2024

Using specific strains of bacteria, like Bifidobacterium bifidum, Bifidobacterium longum, and Lactobacillus paracasei, to improve mood disorders and cognitive function. The bacteria strains can be used in supplements for treating brain disorders like anxiety, depression, and dementia. The strains can also be used to improve cognitive function and prevent cognitive decline. The supplements can contain the strains alone or in combinations. The bacteria strains may be lyophilized for convenient dosing.

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6. Composition Comprising Lactobacillus fermentum Strain SRK414 with Specific Gut Microbiota Modulation Properties

CKD BIO CORP, 2024

Composition containing Lactobacillus fermentum strain SRK414 (accession number KCTC13687BP) for preventing, improving or treating cognitive dysfunction and Alzheimer's disease. The composition can be a pharmaceutical or food product. The SRK414 strain inhibits brain amyloid beta and tau protein production. It also alters gut microbiota composition compared to controls, with increases in Eubacterium xylanophilum, Ruminococcaceae, Alloprevotella, and decreases in Peptococcaceae, Lachnospiraceae NK4A136 group, Clostridia, Staphylococcus.

7. Bifidobacterium longum Subspecies i772 for Cognitive Function Modulation

JUNLEBAO DAIRY GROUP CO LTD, 2024

Using Bifidobacterium longum subspecies i772 to improve cognitive function. The invention involves applying Bifidobacterium longum subspecies i772 to improve cognitive function. The strain has been found to significantly improve cognitive function in zebrafish models. The strain can be used to prepare cognitive-enhancing products like milk powder and yogurt. It provides a new application of Bifidobacterium longum to broaden its use beyond digestive health.

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8. PS128 Probiotic Strain Application for Modulating Neurotransmitter Levels in AADC Deficiency

Wang-Tso LEE, Su Ching HU, 2023

Using the PS128 probiotic strain to treat Aromatic L-amino acid decarboxylase (AADC) deficiency. AADC deficiency causes problems in coordinating movements, hypotonia, and muscle stiffness due to inadequate neurotransmitter production. Administering PS128 to AADC deficient subjects increases neurotransmitter levels and improves motor activity, neuron branching, and AADC symptoms like sweating, dystonia, irritability and sleep disturbance.

9. Probiotic Composition Comprising Lacticaseibacillus paracasei for Modulating Cognitive Function

DUPONT NUTRITION BIOSCIENCES APS, 2023

Using the probiotic bacteria Lacticaseibacillus paracasei to prevent or treat cognitive impairments induced by sleep deprivation. The bacteria can be used alone or in mixtures to provide cognitive benefits in subjects with sleep deprivation-related impairments.

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10. Composition Comprising Lactobacillus sakei Probio-65 for Modulating Intestinal Microbiota and Metabolome

PROBIONIC INC., 2023

Alzheimer's disease prevention or treatment composition containing Lactobacillus sakei Probio-65 to alleviate Alzheimer's disease through changes in the profile of intestinal microorganisms and intestinal metabolome composition without side effects.

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11. Probiotic Composition Comprising Lactobacillus acidophilus Strains and Antibiotic-Containing Component

GENMONT BIOTECH INC, 2023

Probiotic composition for improving memory and learning ability. The composition includes two microbial strains of Lactobacillus acidophilus, one of which is rhamnosus, and the other is a gram-positive bacilli, and a component that contains the compounds doxycycline, linomycin, and nitric acid.

12. Composition Containing Pediococcus inopinatus Derivatives and Extracellular Vesicles

LISCURE BIOSCIENCES CO., LTD, 2023

Composition for preventing, ameliorating or treating a brain disease, which contains Pediococcus inopinatus or a culture, a lysate, an extract or a fermented product thereof; or extracellular vesicles derived from the Pediococcus inopinatus, a culture or the lysate, extract or fermented product thereof; as an active ingredient. The composition can inhibit neuroinflammation, reduce cell death caused by oxidative stress and Aβ accumulation or inhibit the activity of acetylcholinesterase.

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13. Probiotic Composition of Lactobacillus acidophilus GMNL-185 and Lactobacillus rhamnosus GMNL-680 in 1:1 Ratio

GENMONT BIOTECH INC., 2023

Probiotic composition of Lactobacillus acidophilus GMNL-185 and Lactobacillus rhamnosus GMNL-680 that improve memory and learning ability. The ratio of GMNL-185 to GMNL-680 is 1:1. These specific strains were screened for their efficacy in enhancing fruit fly learning and memory, and provide a probiotic solution for improving cognitive function.

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14. Compositions of Megasphaera Strains Isolated from Mammalian Digestive Tract

CJ BIOSCIENCE, INC., 2023

Compositions comprising bacterial strains for treating neurodegenerative diseases. The strains are isolated from the mammalian digestive tract and include Megasphaera species like Megasphaera massiliensis. The compositions can prevent or delay onset and progression of neurodegenerative disorders like Parkinson’s, Alzheimer’s, and multiple sclerosis. The bacterial strains reduce inflammation, oxidative stress, and cell death, while promoting neurogenesis, neuritogenesis, and myelination. The strains can be administered as probiotics, food products, vaccines, or therapeutic compositions.

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15. Probiotic Composition Containing Bifidobacterium Animalis, Lactobacillus Rhamnosus, and Specific Prebiotic Components

QINGDAO EASTSEA PHARMACEUTICAL CO LTD, 2023

Probiotic composition for improving the behavior of mother and offspring autism depression. The composition comprises a number of bifidobacterium animalis, a lactobacillus rhamnosus, 5-15 parts of stachyose, 10-40 parts of fructo-oligosaccharide, 1-5 parts of bacillus coagulans, 10-25 parts of acetylated distarch adipate and polydextrose.

16. Bifidobacterium longum Strain NCIMB 41676 with Stress Counter-Regulating Properties

PrecisionBiotics Group Limited, 2023

Probiotic Bifidobacterium strain for reducing stress and improving coping skills, vitality, and mental well-being in humans. The Bifidobacterium longum strain NCIMB 41676 showed efficacy in counter-regulating social stress and improving mental resilience.

17. Genetically Engineered Bacteroides ovatus and Lactobacillus plantarum with Modified Metabolite Production Pathways

California Institute of Technology, 2023

Genetically engineering Bacteroides ovatus and Lactobacillus plantarum to reduce the production of 4-ethylphenol and 4-ethylphenyl sulfate in the gut. These bacterial metabolites have been linked to anxiety and autism symptoms. By lowering their levels, the composition could alleviate or prevent anxiety and ASD in subjects. The genetically modified bacteria can be administered as probiotics along with polyphenols like quercetin or curcumin.

18. Composition Containing Lactobacillus paracasei-Derived Vesicles

MD HEALTHCARE INC., 2023

A composition for preventing, treating, or improving neurological disorders, mental disorders, and senescence. The composition contains vesicles derived from Lactobacillus paracasei bacteria. The vesicles are isolated from cultures or fermented foods of Lactobacillus paracasei and can be formulated into pharmaceuticals, foods, inhalables, etc.

19. Probiotic Supplement Composition with Specific Bacterial Strains, Prebiotics, and Vitamins B6 and B9

TIANJIN BINHAI NEW AREA AIDIXING ICT MEDICAL CARE CO LTD, TIANJIN ZHONGKE ANDI BIOTECHNOLOGY DEV CO LTD, TIANJIN ZHONGKE ANDI BIOTECHNOLOGY DEVELOPMENT CO LTD, 2023

Probiotic supplement to alleviate autism depression that contains specific strains of probiotics, prebiotics, and vitamins. The probiotics include Bifidobacterium adolescentis, Bacillus coagulans, Bifidobacterium breve, Bifidobacterium infantis, Bifidobacterium longum, Lactobacillus casei, Lactobacillus helveticus, Lactobacillus paracasei, Lactobacillus plantarum, Lactobacillus rhamnosus, and Lactobacillus salivarius. The prebiotics are fructo-oligosaccharide, lactitol, and arabinose. The vitamins are B6 and B9. The supplement provides high live bacterial count (10 billion

20. Method for Modulating Gut Microbiota Using Antibiotics or Microbial Inhibitors to Influence Neurodevelopment and Immune Function

California Institute of Technology, 2023

Adjusting gut microbiota composition to treat neurodegenerative disorders like Parkinson's disease. This is done by administering antibiotics or microbial inhibitors to optimize the gut bacteria. This can improve motor function and reduce α-synuclein aggregation and neuroinflammation. The method exploits the gut-brain axis via the microbiota's influence on neurodevelopment and immune function. The goal is to restore gut microbial balance to alleviate neurodegeneration.

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21. Bifidobacterium breve FERM BP-11175 Culture with Specific Cognitive Function-Enhancing Properties

22. Synbiotic Composition with Select Lactobacillus, Pediococcus, Leuconostoc, Bifidobacterium Strains and Dietary Fibers

23. Composition Comprising Specific Probiotic Bacteria Strains Streptococcus thermophilus ST10, Lactobacillus fermentum LF16, Lactobacillus plantarum LP01, Lactobacillus plantarum LP02, Lactobacillus rhamnosus LR06, and Bifidobacterium longum BL04

24. Composition of Lactobacillus paracasei NK112 with Ginseng and Cuscuta japonica Extracts in Specific Ratios

25. Implantable Damping Device Integrated with Biologic Agents for Neurological Treatment

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