title: Centrifugation properties of sex pili.
mesh_terms: D000327:Adsorption; D002499:Centrifugation, Density Gradient; D002586:Cesium; D002712:Chlorides; D003090:Coliphages; D004926:Escherichia coli; D005111:Extrachromosomal Inheritance; D005827:Genetics, Microbial
chemical_list: D002712:Chlorides; D002586:Cesium