2002d-499 adhesins adhesion anti-infectiveagents bacteria bacterial bacterialcellwalls bacterialinfections celladhesion cellular congresses control etiology hydrophobicsurfaces microbiology microorganisms molecularmicrobiology pathogenicity pathology physiology pili prevention qw52b130342002 qw52m623581990 qw52t7371996 sex surfaceproperties tissueadhesions wc200b13071990