Wildtype epidermal growth factor receptor (Egfr) is not required for daily locomotor or masking behavior in mice
2006

EGFR is not needed for daily activity in mice

Sample size: 16 publication Evidence: high

Author Information

Author(s): Roberts Reade B, Thompson Carol L, Lee Daekee, Mankinen Richard W, Sancar Aziz, Threadgill David W

Primary Institution: University of North Carolina at Chapel Hill

Hypothesis

Is the epidermal growth factor receptor (EGFR) necessary for daily locomotor and masking behaviors in mice?

Conclusion

The study shows that reduced EGFR activity does not affect daily locomotor or masking behaviors in mice.

Supporting Evidence

  • Mice homozygous for Egfrwa2 showed normal daily locomotor activity.
  • No significant differences in masking behavior were found between Egfrwa2 mutants and wildtype mice.
  • The study used a larger sample size and controlled genetic backgrounds compared to previous studies.

Takeaway

The researchers found that mice without a fully functioning EGFR still behaved normally, meaning EGFR isn't as important for their daily activities as previously thought.

Methodology

Mice with the Egfrwa2 allele were bred to congenic backgrounds and tested for locomotor and masking behaviors under controlled light conditions.

Potential Biases

Previous studies used genetically mixed backgrounds, which could confound results.

Limitations

The study may not account for all genetic or environmental factors that could influence behavior.

Participant Demographics

Mice were homozygous for the Egfrwa2 allele and included both male and female subjects.

Statistical Information

P-Value

p = 0.32; p = 0.27; p = 0.49

Statistical Significance

p = 0.32; p = 0.27; p = 0.49

Digital Object Identifier (DOI)

10.1186/1740-3391-4-15

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