1. The more complete descriptive term is drug elimination half-life.

2. It may also prolong the half-life of some concomitantly administered drugs.

3. In one study, the half-life of caffeine in premature infants ranged from 41 to 231 hours.

3. is a sentence dictionary, on which you can find good sentences for a large number of words.

4. No one has a long half-life as the star of the program.

5. The biggest culprit is caesium-137, which has a half-life of 30 years.

6. Since tritium has a half-life of only a few years, it can not be stored for long periods of time.

7. The half-life of a radioactive substance is the time interval taken for the radiant species present to lose half its radioactivity.

8. But it has a half-life of just 140 days so there can be little delay manufacture and its incorporation into a bomb.

9. Uranium-238 decays more quickly, with a half-life of 4.5 billion years, and can therefore date the star more precisely.

10. With a half-life of 12 years, tritium could build up in the Tamar estuary and eventually enter the human food chain.

11. Business opportunities have a half-life, just like uranium.

12. Light failure small (its brightness half-life) 2000 hours ageing test light failure is less than 2%.

13. A half-life is the time it takes half the atoms of a radioactive substance to disintegrate.

14. But the half-life of market domination seems to be dwindling.

15. However, because of their extensive use and long half-life, human exposure remains widespread.

16. Iodine-131 has a half-life of about eight days, meaning levels should fade quickly.

17. As with radioactivity, stories have a half-life—in other words a period by which half of newly promoted stories are relegated to a nether page.

18. As isotope geochronology uses the elements of long half-life to determine the geological age, the half-life through out the period may be considered to be constant.

19. It did what my own laptop couldn't do-played state-of-the-art games such as Half-Life and Unreal Tournament satisfactorily.

20. The time taken for half of the atoms of a radioactive isotope to decay is called its half-life.

21. The monoclonal antibody that we used is as sensitive to halofantrine as to its main metabolite, whose half-life exceeds 3 days.

22. The third isotope of hydrogen, hydrogen-3 or tritium, is highly radioactive and has a very short half-life.

23. Hence attention soon shifted to caesium-134 and-137, the latter with a half-life of 30 years.

24. These effects are less marked with fentanyl because of its shorter serum half-life.

25. The time it takes for a dose of a drug to wear off is measured by a value called a half-life.

26. The daily intake should be divided into at least three doses because of the short half-life.

27. The city's challenge, chiefly, is to dispose of cesium-137, a radioactive isotope with a half-life of 30 years.

28. A radioactive transuranic element in the actinide series, artificially produced in trace amounts. Its longest-lived isotope is No255 with a half-life of3 minutes. Atomic number102.

29. Conclusion: Site-directed PEG modification can enhance the abortifacient activity of TCS, probably due to that prolonged half-life in vivo increases the acting time of the drug.

30. The contrast agent has low toxicity, good biocompatibility, large time window and high saturation magnetization, and the half-life period of the contrast agent in the blood reaches 30 to 60 minutes.

31. For lasting the half-life of GHRH, we constructed a fusional protein which consists of HSA and GHRH, researched its treatment effect in vivo, established a method for developing of long action GHRH.

32. So in one universe, the atom decays within the first half-life, and you have an ex-cat. Or ex-qat.

33. The danger of nitrogen-16 is an issue only for plant workers and operators because its half-life is only seven seconds.

34. The other konago sample, caught Monday, had just over the permissible limit for cesium, an element with an uncertain impact on human health but with a half-life of 30 years.

35. Iodine-131 has a half-life of about a week, meaning that levels in water could fall quickly if new doses aren't introduced.

35. Wish you can benefit from our online sentence dictionary and make progress day by day!

36. Iodine-131 has a half-life of roughly a week, which means levels could fade if new radioactive material isn't added.

37. "There are lots of ways to shorten or lengthen the half-life of a molecule, " Shepard says, while adding that dimerization that does not involve HER2 is an important event in certain cancers.

38. Radioactive iodine in food is of immediate concern, but it has a relatively short half-life and will naturally decay over a short time frame.

39. As for notched specimen, the fatigue life prediction using fatigue factors of half-life section is the smallest.

40. Cesium-137, with a half-life of 30 years, is another dangerous substance emitted in a full-scale nuclear meltdown.

41. Snake Venom Fibrinolysin (SVFLE) have a good specificity, longer half-life in vivo, and stabile thermal stability.

42. Now when you look at this you see these people handling the uranium pellets. Now uranium 235 in this form is very low in activity because uranium235 has a very long half-life.