Skip to main content
. 2022 May 27;8(6):573. doi: 10.3390/jof8060573

Table 5.

Toxins produced by Hirsutella species.

Hirsutella Species Toxin Type of Toxin Toxin Size/Yield Activity Reference
H. thompsonii strain JAB-04 Hirsutellin A Dot-blot anti HtA 16.3 kDa/0.12 mg/mL Insecticidal vs. Galleria mellonella [37,38]
thompsonii Hirsutellin A
Hirsutellin B
Ribotoxin 130 amino-acids Insecticidal vs. Galleria mellonella
Insecticidal vs. Drosophila melanogaster
[39]
H. thompsonii strain HtM120I Hirsutellin A Dot-blot anti HtA 16 kDa
(200–400 ng/mL)
Insecticidal vs. Tetranychus urticae [40]
H. thompsonii Culture exudates Phomalactones? Undetermined Reduces eggs production in mites [40]
H. rhossilensis Hnsp SAAPF-pNA protease activity & others 30 kDa Nematicide [41]
H. thompsonii Hirsutellin A W Blot NH2 terminal 16 kDa Insecticidal vs. Aedes aegypti, Galleria mellonella [42]
H. thompsonii Hirsutellin A Ribotoxin 130 aa Unidentified [43]
H. thompsonii Hirsutellin A Dot-blot anti HtA 481–936 ng/mL Insecticidal vs. Galleria mellonella [44]
H. nivea strain BCC2594 Hirsutellones A, B, C and D Alkaloids 29.9, 1696, 22.6 and 15.7 mg/L Antibacterial against Mycobacterium tuberculosis [45]
Unidentified sp. Exo-polysaccharide (EPS) Mannose (man), galactose (gal), glucose (glc) 23 kDa Gram (+) bacteria,
Bacillus subtilis, Micrococcus tetragenus
[46]
H. beakdumountain EPS EPS 1 y 2: gal, glc, man
EPS3: man, glc
EPS1 = 43 kDa
EPS2 = 19.5 kDa
EPS3 = 4.7 kDa
Potential to eliminate hydroxyl radicals [47]
Intracellular polysaccharide IPS 1 y 2: gal, glc, man
IPS 3: man, glc
IPS1 = 23.1 kDa
IPS2 = 21.5 kDa
IPS3 = 10.4 kDa
Potential to eliminate hydroxyl radicals [47]
H. sinensis EPS Polysaccharides (65–70%) + protein (25%) 5 kDa–200 kDa Antioxidant activity [48]
H. satumaensis Aoki Mucilage from aerial conidia Protein content, oligo-saccharides + man 0.12 mg/mL Insecticidal vs. Galleria mellonella Plutella xylostella [30]
H. citriformis Culture supernatant Benzene and phthalic acid Unidentified Insecticidal activity [49]