Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Infection01:20

Infection

11.6K
When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
11.6K
Urinary Tract Infection II: Pathophysiology01:25

Urinary Tract Infection II: Pathophysiology

524
The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
524
Cystic Fibrosis: Pathogenesis01:23

Cystic Fibrosis: Pathogenesis

676
Cystic fibrosis (CF), an autosomal recessive disorder, significantly affects the function of exocrine glands. This genetically inherited disease is characterized by the production of thick and sticky mucus, which can severely affect various organs and systems in the body.
CF is primarily caused by a genetic mutation in a chromosome 7 gene coding for the cystic fibrosis transmembrane conductance regulator (CFTR) protein. The most common gene mutation leading to CF is the ΔF508 mutation,...
676
Pneumonia II: Pathophysiology01:29

Pneumonia II: Pathophysiology

2.5K
The pathophysiology of pneumonia involves the following steps:
2.5K
Stages of Infection01:26

Stages of Infection

64.7K
Stages of infection describe what happens to a susceptible host once a pathogen invades the human body. The stages of infection are incubation, prodromal, illness, stage of decline, and convalescence. The incubation stage is the period from exposure to a pathogen until symptoms start. The infected person is unaware of impending illness as the pathogens grow and multiply within the body. The duration may vary depending on the type of infection. The incubation period of measles averages ten to...
64.7K
Defense Against Bacterial Pathogens01:31

Defense Against Bacterial Pathogens

2.6K
The human immune system is a complex network of cells, tissues, and organs that work together to defend the body against bacterial infections. It consists of various immune cells, each playing a specific role in the defense mechanism.
Phagocytes
Phagocytes are the frontline soldiers of the immune system. They include neutrophils and macrophages. Neutrophils are the most abundant type of white blood cell and are quickly mobilized to the site of infection. Macrophages are larger cells that patrol...
2.6K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Combining post-mortem and neuroimaging measures of brain amyloidosis to accelerate genomic discovery.

Brain : a journal of neurology·2026
Same author

The gut-brain axis in Alzheimer's disease: early detection, microbial metabolites, mechanisms, and therapeutic opportunities.

Frontiers in molecular biosciences·2026
Same author

Leadership, Informatics Expertise, and Resources: Determinants of Institutional Data Sharing in the National Clinical Cohort Collaborative (N3C).

AMIA Joint Summits on Translational Science proceedings. AMIA Joint Summits on Translational Science·2026
Same author

Multi-ancestry transcriptome-wide association study reveals shared and population-specific genetic effects in Alzheimer disease.

American journal of human genetics·2026
Same author

Genetic correlation analysis of Alzheimer's disease and stroke implicates PHLPP1 as a shared locus in individuals of African ancestry.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same author

Shared Genetic Architecture Between Kidney Function and Alzheimer Disease Across Ancestries.

medRxiv : the preprint server for health sciences·2026
Same journal

Evidence for progressive neurodegeneration in iatrogenic cerebral amyloid angiopathy.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Human brain connectome profiles mediate the relationship between pathology burden and clinical phenotypes in Alzheimer's disease.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Kat5 cKO mouse replicates biological domain signatures associated with Alzheimer's disease.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Evaluation of CSF and plasma tau species as fluid surrogate candidates for tau PET in prodromal to moderate Alzheimer's disease.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Associations of self-reported obstructive sleep apnea with cognition and dementia risk in cognitively unimpaired middle-aged adults.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Inflammation profiles in Alzheimer's disease relate to cognition and neurodegeneration.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
See all related articles

Related Experiment Video

Updated: Jan 7, 2026

Mouse Footpad Inoculation Model to Study Viral-Induced Neuroinflammatory Responses
09:07

Mouse Footpad Inoculation Model to Study Viral-Induced Neuroinflammatory Responses

Published on: June 14, 2020

11.5K

Basic Science and Pathogenesis.

Matthew H Liu1, William S Bush2

  • 1Case Western Reserve University, Cleveland, OH, USA.

Alzheimer'S & Dementia : the Journal of the Alzheimer'S Association
|December 24, 2025
PubMed
Summary
This summary is machine-generated.

Clonal Hematopoiesis of Indeterminate Potential (CHIP) may not be protective against Alzheimer's disease (AD). Some CHIP types may increase AD risk, with APOE genotype potentially confounding results.

More Related Videos

A Precise Pathogen Delivery and Recovery System for Murine Models of Secondary Bacterial Pneumonia
13:45

A Precise Pathogen Delivery and Recovery System for Murine Models of Secondary Bacterial Pneumonia

Published on: September 21, 2019

6.0K
Using a Bacterial Pathogen to Probe for Cellular and Organismic-level Host Responses
08:38

Using a Bacterial Pathogen to Probe for Cellular and Organismic-level Host Responses

Published on: February 22, 2019

6.3K

Related Experiment Videos

Last Updated: Jan 7, 2026

Mouse Footpad Inoculation Model to Study Viral-Induced Neuroinflammatory Responses
09:07

Mouse Footpad Inoculation Model to Study Viral-Induced Neuroinflammatory Responses

Published on: June 14, 2020

11.5K
A Precise Pathogen Delivery and Recovery System for Murine Models of Secondary Bacterial Pneumonia
13:45

A Precise Pathogen Delivery and Recovery System for Murine Models of Secondary Bacterial Pneumonia

Published on: September 21, 2019

6.0K
Using a Bacterial Pathogen to Probe for Cellular and Organismic-level Host Responses
08:38

Using a Bacterial Pathogen to Probe for Cellular and Organismic-level Host Responses

Published on: February 22, 2019

6.3K

Area of Science:

  • Genetics
  • Neuroscience
  • Hematology

Background:

  • Clonal Hematopoiesis of Indeterminate Potential (CHIP) involves somatic mutations without cancer phenotypes, increasing risks for blood cancers and cardiovascular disease.
  • CHIP risk escalates with age, yet prior studies suggested a protective link between CHIP and Alzheimer's disease (AD).

Purpose of the Study:

  • To investigate the association between Clonal Hematopoiesis of Indeterminate Potential (CHIP) and Alzheimer's disease (AD) risk.
  • To clarify the potential protective or risk-modifying role of CHIP in AD pathogenesis.

Main Methods:

  • Mendelian Randomization (MR) analyses were conducted using germline variants associated with CHIP and large Alzheimer's disease (AD) datasets (Kunkle et al., Bellenguez et al.).
  • Polygenic risk scores for CHIP were calculated based on APOE genotype using the 1000 Genomes Project Dataset to assess genotype-specific risks.

Main Results:

  • MR analyses found no protective association between CHIP and AD risk; conversely, certain CHIP isoforms showed a positive association with AD risk.
  • Polygenic risk scores indicated an elevated CHIP risk in individuals with APOE3 genotype compared to APOE2 or APOE4, particularly in homozygous APOE3 individuals.

Conclusions:

  • The hypothesis of CHIP being protective against AD is disputed; some CHIP isoforms may represent an AD risk factor.
  • APOE genotype may confound CHIP-AD associations, potentially explaining discrepancies with previous longitudinal studies.
  • Further research is necessary to understand CHIP heterogeneity and its complex relationship with Alzheimer's disease risk.