Words similar to pili
Example sentences for: pili
How can you use “pili” in a sentence? Here are some example sentences to help you improve your vocabulary:
An isogenic variant of nontypeable H. influenzae deficient in expression in pili showed a marked reduction in the ability to grow as a biofilm.
To assess the potential role of pili in biofilm formation, a variant of a strain of nontypeable H. influenzae which lacks expression of pili was tested for biofilm formation along with its isogenic parent strain.
Strain M37-1 lacks expression of pili as indicated by absence of hemagglutination and absence of a 22 kDa band on SDS-PAGE corresponding to pilin [ 34 ] . In an experiment comparing biofilm formation in 4 duplicate wells, strain M37-1, the pilus deficient variant, yielded an average optical density of 0.204 whereas its isogenic parent strain, M37, yielded an average optical density of 0.884.
For example, an increase in asialo-GM 1 glycoproteins on the apical surface of CF airway epithelial cells provides greater opportunity for adhesion by the type IV pili of P. aeruginosa [ 3 7 8 ] . Furthermore, the first extracellular domain of wild type CFTR has been found to act as a P. aeruginosa -specific receptor, which is involved in the clearance of P. aeruginosa from the airways via epithelial cell desquamation [ 9 10 11 ] , a process greatly impaired in the CF lung.
This observation parallels that made in several other bacterial species showing the pili are critical in the early stages of biofilm formation [ 36 41 ] .
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