Molecular analysis of photic inhibition of blood-feeding in Anopheles gambiae
2008

How Light Affects Mosquito Blood Feeding Behavior

Sample size: 20 publication 10 minutes Evidence: moderate

Author Information

Author(s): Das Suchismita, Dimopoulos George

Primary Institution: Johns Hopkins University

Hypothesis

The blood feeding behavior of Anopheles gambiae mosquitoes is influenced by light pulses and is under circadian control.

Conclusion

Light pulses can inhibit the blood-feeding behavior of mosquitoes through both circadian and non-circadian mechanisms.

Supporting Evidence

  • Short light pulses can inhibit blood feeding in mosquitoes.
  • Longer light pulses can advance the timing of blood feeding.
  • Gene silencing of certain factors increased feeding propensity.

Takeaway

Mosquitoes can be tricked by light to stop feeding, and this is controlled by their internal clock.

Methodology

The study involved time-course analysis of blood feeding propensity under different light conditions and RNAi-mediated gene silencing assays.

Potential Biases

Potential bias in the experimental design due to controlled laboratory conditions.

Limitations

The study may not account for all environmental factors affecting mosquito behavior.

Participant Demographics

Adult female Anopheles gambiae mosquitoes.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1472-6793-8-23

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication