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Press Release 12-061

Evolving to Fight Epidemics: Weakness Can Be an Advantage

Less resistance can sometimes be better than more--at least in a freshwater lake

Back to article | Note about images

Image of a Daphnia in the early stages of infection by a virulent yeast parasite.

A Daphnia dentifera in the early stages of infection by a virulent yeast parasite.

Credit: Meghan Duffy


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Photo of Downing Lake, Ind.

Downing Lake, Ind., one of seven lakes studied in the infectious disease research.

Credit: David Civitello


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Image of six Daphnia dentifera individuals where upper right and center bottom are uninfected.

Six Daphnia dentifera individuals; upper right and center bottom, are only ones uninfected.

Credit: Meghan Duffy


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Image of two Daphnia dentifera individuals with upper right uninfected, lower left infected.

Two Daphnia dentifera individuals; one on the upper right is uninfected, lower left, infected.

Credit: Meghan Duffy


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Image of a Daphnia dentifera almost completely infected with a virulent yeast parasite.

A Daphnia dentifera almost completely infected with a virulent yeast parasite.

Credit: Meghan Duffy


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Image of a healthy Daphnia dentifera individual with gold and green embryos on her back.

A healthy Daphnia dentifera individual. Gold and green ovals on her back are embryos.

Credit: Meghan Duffy


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Cover of the March 30, 2012 issue of the journal Science.

The researchers' work is described in the March 30, 2012 issue of the journal Science.

Credit: Copyright AAAS 2012


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