Table 2.

Bulk PGIP purified from plants and tested against microbial PGs. These data update those reported in De Lorenzo et al. (2001).

Plant	Tissue	PGIP preparation	Polygalacturonases		References
			Inhibited	Not inhibited
Tomato (Solanum lycopersici L.)	Stem	Crude extract	Ralstonia solanacearum		Schacht et al., 2011
Tobacco (Nicotiana tabacum L.)	Nectar		Botrytis cinerea		Thornburg et al., 2003
Potato (Solanum tuberosum L.)		Gel chromatography	Aspergillus niger	Fusarium solani (isolate 3122)	Machinandiarena et al., 2001
			Fusarium moniliforme§
			Fusarilm solani isolate 1402
Common Bean (Phaseolus vulgaris L.)	Leaves	PG-Sepharose chromatography	Fusarium anthophilum	Fusarium verticillioides	Raiola et al., 2008
			Fusarium circinatum	Fusarium proliferatum ISPAVEmc 1189
			Fusarium subglutinans.	Fusarium nygamai
			Fusarium proliferatum isolate 1152
			Fusarium proliferatum PVS-Fu 64
			Fusarium sacchari
			Fusarium fujikuroi
			F. thapsinum
			Fusarium moniliforme§ FC-10	Fusarium moniliforme§ PD	Sella et al., 2004
Leek (Allium ampeloprasum L.)	Basal leaves	Mono-S chromatography		Fusarium anthophilum	Raiola et al., 2008
				Fusarium circinatum
				Fusarium subglutinans
				Fusarium proliferatum
				Fusarium sacchari
				Fusarium fujikuroi
				Fusarium verticillioides
				Fusarium proliferatum ISPAVEmc 1189
				Fusarium nygamai
Asparagus (Asparagus officinalis L.)	White spear	Mono-S chromatography		Fusarium anthophilum	Raiola et al., 2008
				Fusarium circinatum
				Fusarium subglutinans.
				Fusarium proliferatum
				Fusarium sacchari
				Fusarium fujikuroi
				Fusarium verticillioides
				Fusarium proliferatum ISPAVEmc 1189
				Fusarium nygamai
Pepper (Capsicum annuum L.)	Fruit	Ion-exchange chromatography	Colletotrichum gleosporoides,		Shivashankar et al., 2010
			Colletotrichum capsici,
			Colletotrichum lindemuthianum
			Sclerotium rolfsi
			Fusarium moniliforme§
Guava (Psidium guajava L.)	Fruit	Purified using a Sephadex G-100	Aspergillus niger		Deo and Shastri, 2003
“Oroblanco” grapefruit hybrid (Citrus grandis × C. paradisi Macf.)	Fruit	Anion exchange chromatography	Penicillium italicum		D'hallewin et al., 2004
			Botrytis cinerea
Apple (Malus domestica L.)	Fruit		Colletotrichum acutatum		Gregori et al., 2008
	Fruit skin	Partial purified	Botryosphaeria dothidea	Glomerella cingulata	Lee et al., 2006
	Parenchymal tissues	Partial purified	Monilia fructigena		Buza et al., 2004
Cantaloupe (Cucumis melo L.)	Fruit	Cation exchange chromatography	Phomopsis cucurbitae	Didymella bryoniae	Fish and Davis, 2004
			Aspergillus niger	Rhizopus PG
			Fusarium solani	Fusarium verticillioides
Cotton (Gossypium hirsutum L.)	Stem	PG-affinity chromatography	Aspergilus niger		James and Dubery, 2001
Pear (Pyrus communis L.)	Fruit	Partial purified	Verticillium dahliae		Ladu et al., 2012; Faize et al., 2003
			Botrytis cinerea
			Venturia nashicola
Pearl millets (Pennisetum glaucum (L) R. Br.)	Seedlings	Crude extract	Aspergilus niger		Prabhu et al., 2012
Grass pea (Lathyrus sativus L.)	Seeds	Gel-filtration chromatography	Aspergilus niger		Tamburino et al., 2012
			Rhizopus spp
Orange (Citrus reticulate L.)	Fruit	Partial purified	Diaprepes abbreviatus		Doostdar et al., 1997
Blue mustard (Chorispora bungeana)	Leaves, stem, root	Partial purified	Aspergillus niger		Di et al., 2009
			Stemphylium solani
Ginseng (Panax ginseng L.)		Crude extract	Colletotrichum gloeosporioides		Sathiyaraj et al., 2010
			Phythium ultimum
			Fusarium oxysporum
			Rhizoctonia solani
Bread wheat (Triticum aestivum L.)	Leaves	Cation exchange chromatography	Cochliobolus sativus	Aspergillus niger (EPG I and II)	Kemp et al., 2003
				Cryphonectria parasitica
				Postia placenta
				Fusarium moniliforme§
				Colletotrichum lindemuthianum
				Aspergillus niger exopolygalacturonase
				Ralstonia solanacearum
Durum wheat (Triticum turgidum ssp. dicoccoides	Leaves	Crude extract	Fusarium graminearum	Fusarium phyllophylum	Janni et al., 2013
			Bipolaris sorokiniana
			Stenocarpella maydis

^§Reclassified as Fusarium phyllophilum (Mariotti et al., 2008).