Strain Profile
· NCBI Species Taxon
1694
NCBI Taxonomy's node for this strain's species, not for the strain itself — NCBI has no strain-level node for it. A different identifier from the culture-collection deposit numbers below, which name a physical stock rather than a taxonomic node.
How we classify this →
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Bifidobacterium pseudolongum
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Human-origin
Where this strain was first isolated, curated from the literature and culture-collection catalogs. It describes provenance only — not suitability, and not benefit.
How we classify this →
Sequenced
Whether a public genome assembly is linked for this strain. Without one the genome screens cannot run. It is not a verdict on the organism.
How we classify this →
Public genome assembly available
Bifidobacterium pseudolongum is a species found in the intestinal microbiota of various mammals, including rodents and swine, where it has attracted growing research interest as a potential probiotic candidate. Animal model studies have examined B. pseudolongum enrichment during fasting-mimicking diet conditions in a colorectal cancer mouse model in relation to immune memory responses, and separate work has examined possible roles in liver injury and intestinal barrier signaling pathways. These findings derive exclusively from animal experiments; no human clinical trials have been conducted. These are research topics, not findings; the papers do not establish that this strain treats or prevents any condition.
Where it's been studied Tags come from a conservative keyword scan of each paper's title, abstract, and summary. A tag is research coverage, not measured effect. How we classify this →
Share of this strain's 213 body-system-tagged papers that concern each system. Research coverage, not measured effect.
+4 more systems
Symptoms in the research A tag means the paper's text names the symptom or condition — research coverage, not evidence of benefit. How we classify this →
Share of this strain's 55 symptom-tagged papers that mention each symptom or condition. Research coverage, not evidence of benefit.
Research Study-type filters use AI-classified labels, audited but not guaranteed — check the paper itself before leaning on one. How we classify this →
409 papers reference this strain in the probiotic database.
Match confidence
How strongly this paper was matched to this strain when the corpus was linked. It orders the list — it says nothing about the study's quality or its findings.
How we classify this →
2026
ANIMAL
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2025
OBSERVATIONAL
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RCT
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ANIMAL
Browse all 409 papers →
Polygonatum cyrtonema Polysaccharides‐Derived Metabolic Meta Alleviates ALD via a Gut–Liver Axis–Mediated, Bifidobacterium pseudolongum–Driven Suppression of the AA Metabolism–MAPK Signaling Network
· Food Frontiers
SAT-356 Bifidobacterium pseudolongum-derived inosine mitigates polystyrene nanoplastics-induced hepatic injury by inhibiting the polarization of M1 macrophages
· Journal of Hepatology
Bifidobacterium pseudolongum alleviates chronic intermittent hypoxia-induced cognitive impairment by restoring acetate metabolism and suppressing hippocampal neuroinflammation and neuronal PANoptosis
· Microbiological Research
Bifidobacterium strains as potential probiotics for poultry: Early contributions to broiler development
· German Journal of Veterinary Research
Host-helminth-microbiome interactions: infection with Hymenolepis diminuta and the regulation of colitis
· University of Calgary
Bifidobacterium Pseudolongum‐Derived Acetate Attenuates Acute Pancreatitis Through GPR43‐Mediated Suppression of M1 Macrophage Polarization
· Advanced Science
Bifidobacterium pseudolongum enriched by arctigenin orchestrates cough variant asthma via the acetate-aryl hydrocarbon receptor-interleukin-33 axis
· Journal of Pharmaceutical Analysis
Administering Bifidobacterium pseudolongum With Arsenic Trioxide Attenuates Acute Promyelocytic Leukemia in Mice by Restoring Immune Microenvironment and Intestinal Homeostasis
· Frontiers in Bioscience-Landmark
Fructooligosaccharides and ellagic acid synergistically enhance muscular endurance via targeting gut microbial urolithin A biosynthesis
· Journal of Advanced Research
Identification of fecal microbes as potential biomarkers for early diagnosis of fatty liver disease in cattle
· Virulence
423 Lactulose modulates the gut microbiota to potentiate anti-tumor immunity and enhance anti-PD-L1 efficacy
· Regular and Young Investigator Award Abstracts
Shaping the gut microbiota of tumour-induced mice with an innovative mixture of dietary fibres designed for food for oncological medical purpose
· Journal of Future Foods
Gut Microbiota–Decanoic Acid–Interleukin-17A Axis Orchestrates Hyperglycemia-Induced Osteoporosis in Male Mice
· Diabetes
Cholesterol-Lowering Mechanism of Lactobacillus Bile Salt Hydrolase through Regulation of Bifidobacterium pseudolongum in the Gut Microbiota
· Preprints.org
Cholesterol-Lowering Mechanism of Lactobacillus Bile Salt Hydrolase Through Regulation of Bifidobacterium pseudolongum in the Gut Microbiota
· Nutrients
Fasting-mimicking diet-enriched Bifidobacterium pseudolongum suppresses colorectal cancer by inducing memory CD8 + T cells
· Gut
Time‐restricted feeding mitigates Alzheimer's disease‐associated cognitive impairments via a B. pseudolongum‐propionic acid‐FFAR3 axis
· iMeta
Aged Gut Microbiota Contributes to Cognitive Impairment and Hippocampal Synapse Loss in Mice
· Aging Cell
Gut Microbiota-Decanoic Acid-Interleukin-17A Axis Orchestrates Hyperglycemia-Induced Osteoporosis in Male Mice
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Indole-3-acetic acid alleviates DSS-induced colitis by promoting the production of R-equol from Bifidobacterium pseudolongum
· Gut Microbes
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Citations
Selected papers that name this strain.
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[1]
PMID 40219707 →Aged Gut Microbiota Contributes to Cognitive Impairment and Hippocampal Synapse Loss in Mice· Aging Cell · 2025
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[2]
Source →423 Lactulose modulates the gut microbiota to potentiate anti-tumor immunity and enhance anti-PD-L1 efficacy· Regular and Young Investigator Award Abstracts · 2025
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[3]
PMID 39870395 →Fasting-mimicking diet-enriched Bifidobacterium pseudolongum suppresses colorectal cancer by inducing memory CD8 + T cells· Gut · 2025
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[4]
PMID 41144501 →Gut Microbiota–Decanoic Acid–Interleukin-17A Axis Orchestrates Hyperglycemia-Induced Osteoporosis in Male Mice· Diabetes · 2025
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[5]
PMID 40236783 →Time‐restricted feeding mitigates Alzheimer's disease‐associated cognitive impairments via a B. pseudolongum‐propionic acid‐FFAR3 axis· iMeta · 2025
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[6]
PMID 37459922 →Bifidobacterium pseudolongum-generated acetate suppresses non-alcoholic fatty liver disease-associated hepatocellular carcinoma· Journal of Hepatology · 2023
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[7]
Source →IDDF2022-ABS-0075 Bifidobacterium pseudolongum and its generated acetate suppress non-alcoholic fatty liver disease-associated hepatocellular carcinoma· · 2022
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[8]
PMID 35681301 →Protective Effects of a Novel Probiotic Bifidobacterium pseudolongum on the Intestinal Barrier of Colitis Mice via Modulating the Pparγ/STAT3 Pathway and Intestinal Microbiota· Foods · 2022
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[9]
PMID 30237489 →Meconium microbiome associates with the development of neonatal jaundice· Clinical and Translational Gastroenterology · 2018
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[10]
Source →Gut Microbiota Determines Graft Survival Outcome Through Regulation of Anti-Inflammatory and Pro-Inflammatory Responses· Transplantation · 2018