Extrinsic incubation period | definition of extrinsic incubation period by Medical dictionary
extrinsic incubation period
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ex·trin·sic in·cu·ba·tion pe·ri·od
time required for the development of a disease agent in a vector, from the time of uptake of the agent to the time when the vector is infective.
ex·trin·sic in·cu·ba·tion pe·ri·od (eks-trin'zik in'kyū-bā'shŭn pēr'ē-ŏd)
Time required for the development of a disease agent in a vector, from the time of uptake of the agent to the time when the vector is infective.
References in periodicals archive
Although the extrinsic incubation period
was longer for Ae.
Extrinsic Incubation Period
of Mosquitoes 1/[epsilon](T).
The extrinsic incubation period
was 12 days for mosquitoes at 300C, and was reduced to 7 days for mosquitoes incubated at 32[degrees]C and 35[degrees]C.
Temperature promotes mosquito larva development, expands the geographic range of the vector, increases the biting rate, and shortens the extrinsic incubation period
Competent vectors must support virus replication during the extrinsic incubation period
to be able to transmit virus.
Here is a clue: he discovered the extrinsic incubation period
of yellow fever.