culling

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culling

(kul'ing)
1. The process of removal of abnormal or damaged blood cells from the circulation by the spleen.
2. In public health, slaughtering herds of potentially infected animals, to prevent the spread of diseases like avian influenza or mad cow disease to humans.
See: pitting; spleen
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
A more aggressive deer culling program in Irondequoit, New York, did have a significant impact, roughly halving collisions with deer from from 227 in 1992 to about 100 annually in the late 1990s, Hedlund says.
Although the details of the culling program have not been finalized, the federal government has recommended that all cattle on ranches where cases of the disease have been found be killed.
Culling programs led by tourism operators have already killed up to a million starfish, all by hand, one at a time.
Moreover, Burgess points out, culling programs kill many nondangerous sharks, thereby harming ocean ecosystems that need these large predators to keep smaller species in check.