Example sentences for: mdm

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

  • The authors studied the expression of two p53-upregulated genes ( Cdkn1a , which encodes p21, and Mdm2 ) and one downregulated gene ( Pcna ) in p53-positive tumours after irradiation and showed responses indicative of normal p53 function.

  • Some tumours therefore amplify the Mdm2 gene as a means of inactivating p53.

  • The protein product of the mdm2 oncogene is over-expressed in a considerable number of tumors [ 27 ] . This protein is a pivotal negative regulator of p53 [ 27 ] ; it interacts with the P53 protein masking its transcriptional domain and accelerating its proteasomal degradation [ 21 27 ] . The later process involves the deacetylation and ubiquitylation of the p53 protein by mdm2 [ 28 ] . Inactivation and/or degradation of p53 diminishes the cell ability to undergo apoptosis [ 21 ] . Conversely, p53 may influence mdm2.

  • In the MDM of multi-spanning transmembrane α helices, isoleucine, methionine and valine are found to have relatively high mutability as hydrophobic residues, and serine and threonine also rank high in mutability as polar residues.

  • They first tested whether the tumours showed amplification of Mdm2.


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