Morphological and Molecular Characterization of Toxigenic Aspergillus flavus from Groundnut Kernels in Kenya

Table 2

Gene expression in 14 A. flavus isolates indicating their aflatoxin capacity.

Isolate	Regulatory genes		Structural genes
	aflR	aflS	aflD	aflP	aflQ
1	+	−	+	+	−
2	+	−	−	−	+
4	+	−	+	−	+
5	+	+	+	+	+
6	+	−	+	+	+
8	+	+	−	−	−
9	+	−	−	+	−
10	+	+	−	+	+
11	+	+	+	+	+
12	+	+	+	+	+
13	+	+	+	+	+
15	+	+	+	+	+
17	+	−	−	−	−
18	+	+	−	−	+

Key: +, means expressed; −, means not expressed.