Table 1: List of various types of plant elicitors.

Type of elicitors and their examples

Physical elicitorsInjury
Chemical elicitorsAbiotic elicitors: Metal ions
Biotic elicitors:
  (1) Complex composition(2) Defined composition
Yeast cell wall, mycelia cell wall, and fungal spores(2.1) Carbohydrates
Polysaccharides:Oligosaccharides:
Alginate, pectin, and chitosanMannuronate, guluronate, mannan, and galacturonides
(2.2) Proteins
Peptides:Proteins:
GlutathioneCellulase and oligandrin
(2.3) Lipids
 Lipopolysaccharides
(2.4) Glycoproteins
 Not characterized
(2.5) Volatiles
 C6–C10 compounds