Words similar to hours

Example sentences for: hours

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

However, the levels of urine PGE 2 were higher at 12 hours in both treated and untreated animals, but the difference was not statistically significant.
The IRS estimates that this form takes almost 12 hours to complete.
Ser 16-HSP20 phosphorylation levels remained elevated and overall force remained low up to 16 hours after return of heat treated tissues to 37°C.
Transformants were cultured for 48 hours, treated with 2 mM CdCl 2 or 46°C heat shock, and then harvested for nucleotide quantitation at 30 minute intervals.
I don't feel that I am coming closer to the solution, even after three hours.