Table 2.

Rabbit splenocyte proliferation induced by cell-associated extracts of E. faecalis AS+EBS+ and AS EBS organisms

Fraction testedMean incorporation of [3H]thymidine ± SE (cpm)
None10,200 ± 700
TSST-1 (1 μg)249,200 ± 31,000
AS+EBS+
 Undiluted34,500 ± 2,900
 1:10 dilution62,400 ± 13,000
 1:100 dilution123,700 ± 14,000
 1:1,000 dilution194,900 ± 18,000
 10−4dilution32,900 ± 3,700
ASEBS
 Undiluted16,000 ± 900
 1:10 dilution41,300 ± 3,000
 1:100 dilution40,600 ± 3,100
 1:1,000 dilution49,200 ± 4,200
 10−4dilution36,000 ± 14,000