Example sentences for: constitutively

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

  • Control of secretion is complex and involves several proteins that positively and negatively regulate the activity of the secretion apparatus in response to environmental conditions [ 3 ] . LcrG has been implicated in blocking the secretion apparatus either directly or indirectly [ 4 ] , as strains lacking lcrG constitutively secrete Yops [ 5 ] , regardless of inducing conditions.

  • The constitutively expressed proto-oncogene c-Ha-ras was used as internal control.

  • Interleukin-8 (IL-8) is inducible in a wide range of cells including lymphocytes, monocytes, endothelial cells, fibroblasts, hepatocytes, and keratinocytes [ 3 4 5 ] . IL-8 is also found to be constitutively expressed in several tumor tissues including bronchogenic carcinoma, non-small cell lung cancer, colorectal carcinoma, breast cancer, melanoma, prostate cancer, gastric carcinoma, and ovarian cancer.

  • The vector pRL-TK (Promega), expressing the Renilla luciferase enzyme from the HSV thymidine kinase (TK) promoter, was included as an uninduced constitutively expressed internal control.

  • GSK3β is constitutively active in resting cells but is inhibited when cells are exposed to growth factors [ 24, 28].


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