Table 5.

Mycotoxin production by strains of F. graminearum collected from maize in South Korea

Lineage	No. of isolates	Toxin predicted by PCR assaya		No. of strains with toxin detected by TLCb
		Tri7	Tri13	DON	NIV	Nonec
7	425	DON	DON	396		29
6	70	NIV	NIV		51	17
		DON	NIV		1
		DON	DON	1
3	66	NIV	DON	41		25
2	7	NIV	NIV		2	5
Total	568			438	54	76

^aThe PCR assay for determining DON and NIV genotype was performed using the primers GzTri7/p1, GzTri7/p2, GzTri13/p1, and GzTri13/p2 (16, 17).

^bTLC, thin-layer chromatography.

^cDetection limit, >0.2 μg/g.