Word: markers
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Dates: during 1970-1979
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...penicillinase, a natural product of the bacteria, serves as a carrier and marker, transporting the insulin to the cell surface where it normally resides. At the surface, the penicillinase and insulin can be exposed to certain radioactively labeled substances which attach specifically to these two proteins. Bacterial cells which are successfully manufacturing the protein are thus identified...
...Lopes produced the first of a string of great individual performances in this 75th World Series. He crashed two home runs into the bleachers in left center, the last a screamer that was still on the rise when it rifled into the stands ten rows behind the 385-ft. marker...
...marker on each shell indicates the position in which it started. A high-numbered shell passing a lower-numbered one is doing well, relatively speaking--it has picked up 10-15 seconds on the boat it passes...
...highlight of the boulder-strewn, pot bunkered Van Cortland circuit is "Cemetery Hill", an arduous grade just before the three-mile marker. "It's a terrible monster that just kills you on the second mile," Meyer said...
Carter asked the park officials to put a marker where Georgian Ambrose Wright had breached the Union line on the second day of Gettysburg. Then he stopped down below to see the monument to the Georgians, put up on the spot where they assembled. "When duty called, we came, when country called, we died," it read. So sad and sobering, mused Carter, yet men so brave...