https://sites.lifesci.ucla.edu/mbi-home/wp-content/uploads/sites/191/2015/08/UCL_MBI_logo_40.gif00galkin2https://sites.lifesci.ucla.edu/mbi-home/wp-content/uploads/sites/191/2015/08/UCL_MBI_logo_40.gifgalkin22015-09-18 10:29:472015-09-18 10:29:47Biochemistry. How some pili pull.
