Fig. 4From: Isolation and identification of Bacillus thuringiensis strains native of the Eastern Province of Saudi ArabiaAgarose gel electrophoresis of a PCR amplification of the 16S rRNA gene from Bt strains: SA1, SA9, SA10, and SA11. M, 1 kb DNA ladder GeneRuler™1 kb Fermentas, cat. # SM0311Back to article page