11.   Second, humans are much less affected by aflatoxin than animals, especially some birds, Scott said.

12.   The authors said the results defied the conventional view that the snowdrop lectin would not affect humans.

13.   The disease does not affect humans and rarely kills animals.

14.   The disease affects humans only very rarely, and usually not seriously, and for that reason, domestic sales of meat will continue, officials said.

15.   The disease does not usually affect humans but can have dire financial consequences for farmers.

16.   The disease can affect humans and cause undulant fever, although such cases are rare.

17.   The disease does not affect humans, but humans can spread the airborne virus.

18.   They cite carefully controlled studies of animals affecting troubled humans.

19.   This horrifying disease is so called because when it affects a human, the ulcers are covered with anthracite-black scabs.