Fig. 3From: Klebsiella michiganensis: a nitrogen-fixing endohyphal bacterium from Ustilago maydis(a) Preliminary nitrogen fixation capacity test with nitrogen-free culture medium (left: strain YZUMF202001; right: strain DH5α), (b) The value of nitrogenase activity determined by acetylene reduction assay (left: strain DH5α; right: strain YZUMF202001), (c) nitrogen fixation gene cluster of strain YZUMF202001Back to article page