Table 1

Effect of intrauterine E. coli inoculation on preterm delivery.

Treatment

Number of E. coli organisms

Number of animals

Preterm delivery rate (%)


Trans-cervical infusion

Control

N/A

16

0

Killed E. coli

0.2 – 8 × 1010

14

0

Live E. coli

1 – 4 × 108

8

0

Infusion at laparotomy

Control

N/A

1

0

Live E. coli

2–7 × 108

5

0


'Preterm' was defined as 48 hours after surgery, however some animals were observed for longer periods, up to term (see text).

Hirsch et al. Journal of Negative Results in BioMedicine 2009 8:1   doi:10.1186/1477-5751-8-1

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