Example sentences for: four

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

  • Each plate contained duplicate wells of each gene, and 16 no-template control (NTC) wells divided evenly among four quadrants.

  • The non-structural proteins, NS1, NS2A, NS2B, NS3, NS4A, NS4B and NS5 include an RNA-directed RNA polymerase and a protease function involved in cleaving certain positions of the long viral polyprotein which contains all the viral genes [ 23 24 ] . The four serotypes of dengue virus ("1" through "4") share approximately 60%-74% amino acid residue identity with one another in the E gene [ 25 ] and induce cross-reacting antibodies [ 26 ] .

  • Clonality was further confirmed and X chromosome inactivation status was determined by the length of the polymorphic CAG trinucleotide repeat on the inactive androgen receptor allele [ 21 22 ] . Restriction digestion of four restriction sites between the flanking primers and adjacent to the trinucleotide repeat were carried out with the methylation sensitive enzymes HpaII and HhaI.

  • In controlled clinical trials, four drotrecogin alfa (activated) patients and one placebo patient experienced non-ICH serious bleeding events associated with a fatal outcome based on adjudicated cause of death.

  • Different patterns were observed for PaO 2 /FiO 2 : in four patients the PaO 2 /FiO 2 ratio deteriorated at the highest inspiratory NO concentrations (Fig 4d), whereas in the other four PaO 2 /FiO 2 continued to increase (Fig 4b).


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