"at the normal level" is a correct and usable phrase in written English.
You can use it when referring to the regular or expected amount or level of something. For example, "I prefer my coffee at the normal level of sweetness."
The blood glucose fluctuated, possibly posed by force-feeding stress, within the initial 3 h but maintained at the normal level thereafter.
"I mean, the fact that he hasn't even filled a lot of the positions in the State Department and the other major federal agencies tells you that the government is not able to function at the normal level that it does.
Adequate pretreatment haematological (WBC count ⩽4000 μl−1, haemoglobin ⩾10 g dl−1, platelet count ⩾100 000 μl−1), hepatic (bilirubin at the normal level) and renal (creatinine at the normal level) functions were required.
Using this approach, the fusion protein should be expressed at the normal level in concert with the other components of the machinery.
Recently, amylin has been implicated as being elevated in patients who have a positive family history associated with hypertension and is elevated prior to the onset of hypertension when insulin remains at the normal level.
These results indicate that the positions where the nucleosome structure is formed within dimeric Alu elements are very limited; of the two possible slots, one is used at the normal level while the other is disfavored.
This suggests that γ-GC supply may become limiting for the maintenance of cellular GSH at the normal levels required to effectively protect against oxidative stress and any resulting physiological damage.
It showed that the body weight of mice increased when the blood sugar maintained at the normal levels, while it declined with increased blood sugar; but no difference was found in increase trend of body weight among four groups (Fig. 1c), suggesting that body weight was little influenced by different drug treatments.
Holding SERCa2 levels in hypothyroid transgenic animals at the normal levels leads to normal diastolic contractile function.
For example, the device detected carbon monoxide at five times the normal level in a smoker.
"The big payoff is at war with the normal level of caution we're born with," he said.
