The phrase "a much stronger expression" is correct and usable in written English.
It can be used when comparing the intensity or forcefulness of different expressions or statements.
Example: "In this context, the phrase 'I am furious' is a much stronger expression than simply saying 'I am upset.'"
Alternatives: "a significantly stronger phrase" or "a far more intense expression".
Prior to angioblast migration apln and ela are both expressed by the notochord, with ela showing a much stronger expression (C, D ).
Notably, morphine induced a much stronger expression of COX-2 in tumour cells than in endothelial cells.
We note that the Figure 2 of Winter et al. [ 42] does show a much stronger expression in "leftovers", which include ovaries, than in midguts.
Pre-treatment of DC in vitro with IFN-β resulted in a much stronger expression of CD38, CD83 and CD86 and production of IL-12p70.
Similarly, relative to other tissues, OsNIP4 1 and OsNIP3 2 have a much stronger expression level in anther (SPM = 0.828) and suspension cell (SPM = 0.810) respectively, suggesting that they should play specific roles in the corresponding tissues.
Riccio and coworkers [ 12] also showed a high prevalence of TRPC1, C4, C5, and C7 in the CNS, i.e. a much stronger expression in all brain regions than in peripheral tissues.
By contrast, the low expression of XRRA1 in healthy colon and relatively much stronger expression of XRRA1 in HCT116 cells, may suggest an upregulation of this gene in cancer development.
This observation is correlated with recent discoveries that invasive breast cancers have much stronger expression of FHL2 than premalignant ductal carcinoma in situ samples [25] and that increases of nuclear FHL2 in prostate cancer are strongly correlated with dedifferentiation of cancer cells and with high Gleason grade [6].
In the tammar gastrointestinal tract, weak expression was found in intestine while much stronger expression was observed in stomach and caecum, showing tissue-specific expression patterns.
