parasite ant presentation

8/12/2019 Parasite Ant Presentation

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Miley Cyrus

vs.

Darth Vader

Group 6:Cristiane MillanIago OrnellasJoyce SantosLuciano eres!hiago "ahn

#illian Silva

III Southern$Su%%er School on Mathe%atical &iology


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I'!(OD)C!IO'

Manipulative parasites: parasite inducing phenotypicchanges in their hosts that increase the pro*a*ility o+ their

trans%ission +ro% one host to another.


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I'!(OD)C!IO'



,ost: Cephalotes atratus (Darth Vader ant)arasite: Myrmeconema neotropicum


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I'!(OD)C!IO'




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I'!(OD)C!IO'

-eces o+*irds ith

parasiteeggs

arasitedevelop%ent

Food


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/)0S!IO'S

1. #hat initial in+ection rate can pro%ote the esta*lish%ent o+the parasite in the colony2


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/)0S!IO'S


3. #hat predation rate can %aintain the parasite in thecolony2


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/)0S!IO'S


3. #hat predation rate can %aintain the parasite in thecolony2

4. #hat in+ection rate %a5es the colony collapse2


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(

Li

!,0O(0!ICL D0SIG'

Ls


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(

LiLs

78(

9LsLi;


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(

LiLs

78(

=8Li9LsLi;


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(

LiLs

78(

=8Li

>8(

9LsLi;


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(

LiLs

78(

=8Li

>8(

?

9LsLi;


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(

LiLs

78(

=8Li

>8(

?

r8Ls

9LsLi;


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M!,0M!ICL MOD0LS


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M!,0M!ICL MOD0LS


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M!,0M!ICL MOD0LS


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(0S)L!S


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Control Si%ulations

Ls @ 1A Li @ A ( @ A B @ 1AAA


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Control Si%ulations

Ls @ A Li @ AA ( @ A B @ 1AAA

C t l Si l ti


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Control Si%ulations

Ls @ A Li @ A ( @ AA B @ 1AAA


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#hat initial in+ection rate can pro%ote the esta*lish%ent o+ theparasite in the colony2


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? @ A.A1 @ A.3E= @ A.A3

7: A.A3B @ 1AAAr @ A.11

Ls @ 1AAALi @ F( @ A

sim#: 243


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? @ A.A1 @ A.3E= @ A.A3

7: A.A3B @ 1AAAr @ A.11

Ls @ 1AAALi @ FE( @ A

sim#: 244


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? @ A.A1 @ A.3E= @ A.A3

7: A.A3B @ 1AAAr @ A.11


sim#: 244


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? @ A.A1 @ A.3E= @ A.A3

7: A.A3B @ 1AAAr @ A.11

Ls @ 1AAALi @ AA( @ A

sim#: 256


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? @ A.A1 @ A.3E= @ A.A3

7: A.A3B @ 1AAAr @ A.11

Ls @ 311Li @ 36A( @ 31

sim#: 257


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? @ A.A1 @ A.4E= @ A.A3

7: A.A3B @ 1AAAr @ A.11


sim#': 271


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? @ A.A1 @ A.F= @ A.A3

7: A.A3B @ 1AAAr @ A.11


sim#: 274


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#hat predation rate can %aintain the parasite in the colony2


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? @ A.A1 @ A.4= @ A.A3

7: A.A3B @ 1AAAr @ A.11

Ls @ 1AAALi @ FA( @ A

sim#: 267


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sim#: 268

? @ A.A1 @ A.4E= @ A.A3

7: A.A3B @ 1AAAr @ A.11



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? @ A.A1 @ A.4F= @ A.A3

7: A.A3B @ 1AAAr @ A.11


sim#: 269


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? @ A.A1 @ A.4F= @ A.A3

7: A.A3B @ 1AAAr @ A.11


sim#: 269


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? @ A.A1 @ A.A= @ A.A3

7: A.A3B @ 1AAAr @ A.11

Ls @ 1AAALi @ 4AA( @ A

sim#: 281


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#hat in+ection rate %a5es the colony collapse2


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? @ A.A1 @ A.4F= @ A.A3

7: A.A3B @ 1AAAr @ A.11


sim#: 378


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? @ A.A @ A.4F= @ A.A3

7: A.A3B @ 1AAAr @ A.11


sim#: 386

CO'CL)SIO'S


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redation o+ in+ected ants and in+ectivity o+ the parasite see%to play an i%portant role in the sta*iliHation o+ the population

dyna%ics o+ host and parasite.

CO'CL)SIO'S


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redation o+ in+ected ants and in+ectivity o+ the parasite see%to play an i%portant role in the sta*iliHation o+ the populationdyna%ics o+ host and parasite.

Manipulative parasites can drive host population siHes donto levels considera*ly *elo the carrying capacity o+ the hostpopulation and possi*ly to etinction.

CO'CL)SIO'S


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Depending on the population para%eters the initial in+ectionrate is essential +or the esta*lish%ent o+ the parasitepopulation in the colony 9coeistence;.

CO'CL)SIO'S


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Depending on the population para%eters the initial in+ectionrate is essential +or the esta*lish%ent o+ the parasitepopulation in the colony 9coeistence;.

LIMI!!IO'S


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(esistance.

Single colony.

Dependence o+ alpha on (. K ? 18(;

'o spatial structure o+ populations.

'o *asal in+ection rate.


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!han5 you

parasite ant presentation

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