Words similar to week-old

Example sentences for: week-old

How can you use “week-old” in a sentence? Here are some example sentences to help you improve your vocabulary:

Russian Prime Minister Vladimir Putin threatened to launch airstrikes against the Islamic government in Chechnya, which he accuses of supporting the week-old invasion of Dagestan by Chechen Islamic commandos.
Full-thickness excision wounds (approximately 0.5 × 0.5 cm) were made on the underside of the wings of 2 week-old chicks, using a scalpel blade.
Specifically, we examined individual replicate hybridizations of the A array from the worm developmental time course at each of 0 ( n = 4), 36 ( n = 3), 48 ( n = 4) and 60 ( n = 4) hours after synchronization of worm eggs by bleach, as well as a larger set of 13 hybridizations of all three arrays to samples ranging from oocytes to 2-week-old worms.
BG-1-infected clones were tested for tumorigenicity in 6-week-old athymic Ncr-nude mice (NCI Animal Program, Bethesda, MD, USA) that were ovariectomized at approximately 4 weeks of age.
To determine whether this effect is also observed in vivo , excision wounds were made on the underside of wings of 2 week-old chicks.