He took the original chikungunya strain circulating in Kenya and infected a group of Asian
tiger mosquitoes with it.
Not exact matches
But the Asian
tiger mosquito, Aedes albopictus, comes
with some particularly irritating characteristics.
Researchers began to wonder if the Asian
tiger mosquito had disappeared along
with the rats.
Reaching their habitat is arduous and dangerous because of the humidity and the heat, and the terrain they favour is often infested
with leeches,
mosquitoes, snakes, crocodiles, and in Sumatra,
tigers.
Since the Aedes albopictus
mosquito, also known as Asian
tiger mosquito, has now reached southern Europe and the USA, we are faced
with further spreading of the virus.
Asian
tiger mosquitoes can drive down yellow fever
mosquito populations when the female chooses the wrong male
with which to mate, UF / IFAS scientists say.
On the other hand, when yellow fever
mosquitoes evolve to avoid this type of mating, they may be able to coexist
with Asian
tiger mosquitoes and repopulate areas from places where their populations are dwindling, Bargielowski said.
But a female Asian
tiger mosquito that mates
with a male yellow fever
mosquito can go on to mate
with a male Asian
tiger mosquito and produce offspring.
It is the Asian
tiger mosquito and yellow fever
mosquito that infect humans
with the Chikungunya virus.
The model suggests that outbreaks are more likely in urban areas
with higher human and
mosquito population densities, in years
with longer growing seasons, when infected travelers arrive early in the growing season, and when
tiger mosquitos have fewer non-human hosts that result in wasted bites.
In some regions in southern Germany, even truly tropical vectors like the Asian
tiger mosquito are spreading — and they're bringing severe diseases like malaria or dengue fever
with them.