Mexican Axolotls' Immune Response to ATV Infection
Author Information
Author(s): Cotter Jennifer D, Storfer Andrew, Page Robert B, Beachy Christopher K, Voss S Randal
Primary Institution: Washington State University
Hypothesis
How do Mexican axolotls respond at the genetic level to Ambystoma tigrinum virus (ATV) infection?
Conclusion
Mexican axolotls mount a strong innate immune response to ATV, but lack the lymphocyte proliferation needed to clear the virus effectively.
Supporting Evidence
- 158 genes were up-regulated and 105 down-regulated in response to ATV infection.
- Significant gene expression changes were detected as early as 24 hours post-infection.
- Genes related to immune response and inflammation were among the most affected.
Takeaway
When axolotls get sick from a virus, their bodies try really hard to fight it off, but they can't make enough of the special cells that help them get better.
Methodology
The study used a custom microarray gene chip to analyze gene expression in axolotls infected with ATV at various time points.
Limitations
The study did not observe lymphocyte proliferation in response to ATV, which may limit understanding of the immune response.
Participant Demographics
Inbred A. mexicanum eggs from a single full-sib mating were used.
Statistical Information
P-Value
p ≤ 0.01
Statistical Significance
p ≤ 0.01
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website