51.   While the results suggest that oral sex is riskier than had been thought, they said, the animal experiments may not accurately mimic the human situation.

52.   With the new drugs, researchers have successfully switched genes on and off at will in animal experiments.

53.   With this as with other procedures, critics say contend that researchers are moving faster than animal experiments justify.

54.   A researcher said his animal experiments suggest that some strains of the most common bacteria that build up on teeth can trigger blood clots.

55.   Activists distributed leaflets condemning animal experiments and the export from Britain of live animals.

56.   An Israeli communal farm that had planned to breed monkeys for animal experiments delayed the project Monday because of pressure from animal rights groups and farm residents.

57.   An Israeli communal farm that had planned to breed monkeys for animal experiments on Monday delayed the project because of pressure from animal rights groups and farm residents.

58.   Animal experiments and some studies of large populations suggest that fruits, vegetables and fiber do indeed help ward off such cancers.

59.   Destiny, by comparison, is state of the art and eventually will house fire, fluid, metal, plant and animal experiments.

60.   In animal experiments, at least, cells from umbilical cords appear to greatly speed recovery after strokes.