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Dictionary » S » Sentinel Sentinelsentinel 1. One who watches or guards; specifically, a soldier set to guard an army, camp, or other place, from surprise, to observe the approach of danger, and give notice of it; a sentry. The sentinels who paced the ramparts. (Macaulay) 2. Watch; guard. That princes do keep due sentinel. 3. (Science: zoology) A marine crab (Podophthalmus vigil) native of the indian ocean, remarkable for the great length of its eyestalks. Synonym: sentinel crab. Origin: F. Sentinelle (cf. It. Sentinella); probably originally, a litle path, the sentinel's beat, and a dim. Of a word meaning, path; cf. F. Sente path. L. Semita; and OF. Sentine, sentele, senteret, diminutive words. Cf. Sentry.
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Results from our forumtumor metastasis... of the circulatory system - ie, it's a question of which suitable site is closest to the primary in terms of blood supply. The concept of 'sentinel' nodes is similar - it's the lymph node closest to the drainage area from the primary. Overall, the general rule is that metastases form in ...
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Biology EEIf it were me, I'd write about the role of the circulatory system in the spread of cancer by metastatis, involving sentinel nodes, circulating tumour cells, intra/extravasation, reaction of immune cells, 'seed and soil' theory..... It's key to understanding why cancer recurs (and ...
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HELP!!!!! Microarrays, molecular cloningYou have been hired to develop a system of Bio-sentinel flowers (this is an actual funded project via homeland security). The idea is that when the plant is exposed to a specific biohazadous compound it will produce red flowers (they normally produce ...
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The Fiber Disease... water. The signal is received by equipment that indicates and/or records the data. In a stationary embodiment of the invention, the biosensor is a sentinel, as shown schematically in FIG. 5 in a typical water supply. A stream 50 is shown cross-sectionally in FIG. 5 as a water source. The water ...
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The Fiber Disease... organizations have a large number of worldwide networks set up to monitor infectious diseases: http://www.cdc.gov/ncidod/osr/site/sentinel/surv-sys.htm The CDC is in the business of eradicating these things. - John
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