TABLE 3.

Transformation efficiencies of wild-type and various mutants strains in the presence or absence of added CSP

Strain	% Transformantsa
	+CSP	−CSP
UA159	1.7 × 10−3	1.44 × 10−6
Δ835np	0	0
Δ835p	4.0 × 10−2	1.0 × 10−2
Δ835-837np	0	0
Δ836p	1.87 × 10−4	2.39 × 10−4
Δ836-837np	1.61 × 10−4	1.24 × 10−4
Δtpx np	3.25 × 10−3	2.26 × 10−6

^aPercent transformants = (number of transformants/total number of viable bacteria) × 100. +CSP, exogenous CSP added; −CSP, no CSP added.