71.  Acting as the first line of defense, magainins and aminosterols allow animals to respond rapidly to infectious organisms.

72.  According to Bruce Straughan of Isomedia, a company that specializes in CD-ROM services, your first line of defense against CD grunge is a soft, damp cloth.

73.  After establishing his somber mood in his first few lines, Cohen quickly brushes in the other key elements of his plot.

74.  After five minutes in the first line encountered, a nearby fellow sufferer noticed my paperwork and tipped me to the fact that I was in the wrong line.

75.  After you have the first line, repeat it.

76.  After the hot war turned cold, Kinmen remained the first line of defense for Taiwan.

77.  Airport personnel will still rely on X-rays and bomb-detection systems as a first line of security checks.

78.  All this is not to ignore the fine play of the first line of Niklas Sundstrom, Wayne Gretzky and Aleksei Kovalev.

79.  BRUINS They have a terrific first line.

80.  Burns is increasingly frustrated by the inertia that has set in with his first line.