Table 1.

Antibacterial silver nanocomposite hydrogels.

Nanocomposite Hydrogel	Loading of Ag Nanoparticles	Antimicrobial Activity against	Applications	Ref.
Poly(vinyl alcohol)/sodium alginate/silver	Entrapment during physical cross-linking	E. coli	Food packaging	[98]
Almond gum-poly(acrylamide)/Ag	In situ preparation of Ag-NPs in hydrogel	S. aureus, E. coli, P. aeroginosa	Antibacterial material	[99]
Acrylic acid/Ag	UV-irradiation	S. aureus, C. albicans, P. aeruginosa, S. epidermidis, E. coli, A. baumannii, K. pneumonia	Super absorbent antimicrobial material for pharmaceutical applications	[17]
Kappa-Carrageenan (κ-Carrageenan)/Ag	Biosynthesis of Ag-NPs in Citrullus colocynthis seed extract	S. aureus, MRSA, P. aeruginosa, E. coli	Pharmaceutical applications	[26]
Carboxymethyl cellulose/Ag	In situ preparation of Ag-NPs with synthesis of hydrogel.	S. aureus K. pneumonia	Treatment of cotton fabrics for medical applications	[100]
Tragacanth gum/Ag	In situ of nano silver in hydrogel	S. aureus, E. coli	For cotton fabrics to improve its properties	[101]
Polyvinyl alcohol/Ag	Loading of Ag-NPs to polymeric hydrogel	S. aureus, E.coli, P. aeruginosa	Antimicrobial dressing scaffold	[102]
Silver/starch/polyacrylamide nanocomposites	In situ preparation of Ag-NPs inside hydrogel network	S. aureus, E. coli, A. flavus, C. albicans	Antimicrobial applications	[103]
Chitosan based hydrogel/Ag nanocomposites	UV-radiation	S. aureus, E. faecalis	Biomedical applications	[104]
Polysaccharides such as xanthan gum (XG) and chitosan (CS)/Ag nanocomposite hydrogel	In situ formation of Ag-NPs within hydrogel.	S. aureus, E. coli	Antibacterial wound dressing	[105]
Tragacanth gum and graphene oxide/Ag	In situ reduction of Ag+ to Ag0 flower extract of Achillea millefolium	S. aureus	Bio-absorbent for removal of heavy metals from water, with antimicrobial activity.	[106]
Carboxymethyl chitosan/Ag nanocomposite hydrogel	Synthesis of Ag-NPs with the formation of hydrogel.	S. aureus, S. faecalis, B. subtilis, P. aeruginosa, E.coli, N. gonorrhoeae, C. albicans	Antimicrobial hydrogels	[107]
Silicone/Ag nanocomposite hydrogel film	In situ chemical reduction of Ag+ by NaBH4	B. subtilis, S. aureus, E. coli, P. aeruginosa	Contact lenses	[108]
Carboxymethyl cellulose (CMC), polyvinyl alcohol (PVA)/Ag	Incorporation of Ag-NPs by microwave radiations	E. coli, P. aeruginosa, K. pneumoniae, P. vulgaris, S. aureus P. mirabilis	Antibacterial applications	[109]
Poly (methyl methacrylate-co-acryloyl phenylalanine) (PMAPA)/Ag	Chemical reduction of Ag+ by NaBH4	Bacilli, E. coli	Antibacterial applications	[110]
Iota-Carrageenan/Ag nanocomposite hydrogel	Biochemical reduction of Ag+ by leaf extract of Azadirachta indica	Bacillus, E. coli	Antimicrobial applications	[111]
Silver/poly(vinyl alcohol)/graphene nanocomposite hydrogel film	Electrochemical reduction of Ag+ ions.	E. coli, S. aureus	Wound dressing	[112]
Polythioether dendron/Ag	In situ chemical reduction of Ag+ by NaBH4	E. coli and anti-algae	Antifouling coating of biomaterials.	[113]
Carboxymethyl cellulose/Ag nanocomposite hydrogel	In situ preparation of Ag-NPs in hydrogel as well as incorporation of Ag-NPs into hydrogel	P. aeruginosa, E. coli, S. aureus, B. subtilis.	Antibacterial applications	[114]
Ag-poly(N-isopropylacrylamide/itaconic acid) hydrogel	In situ reduction of Ag+ with gamma irradiation	S. aureus, E. coli	Antibacterial applications	[115]
Gum acacia (GA)/poly(sodium acrylate)/Ag semi-interpenetrating polymeric hydrogel	In situ reduction of Ag+ with extract of Syzygium aromaticum (clove)	E. coli	Antibacterial applications	[116]
Ag/Alginate nanocomposite hydrogel	Electrochemical production of Ag-NPs in hydrogel.	S. aureus, E. coli	Wound dressing	[117]
Chitosan-polyethylene glycol/Ag nanocomposite hydrogel	In situ reduction of Ag+ as well as incorporation of Ag-NPs into hydrogel	E. coli	Antimicrobial	[118]
Tea/polyacrylamide/Ag nanocomposite hydrogel	In situ reduction of Ag+ by mint leaf extract within hydrogel	S. aureus, E. coli	Antimicrobial	[119]
Alginate/polyvinyl alcohol/ poly(N-vinyl-2-pyrrolidone)/ Ag nanocomposite hydrogel	Electrochemical synthesis of Ag-NPs in hydrogel	E. coli	Wound dressing	[120]
Poly(sulfobetaine acrylamide)/Ag	In situ formation of Ag-NPs within hydrogel	S. epidermidis, P. aeruginosa	Treatment of infected chronic wounds	[121]
2-hydroxyethyl methacrylate/itaconic acid/Ag	In situ reduction of silver nitrate by gamma radiations	E. coli, S. aureus, C. albicans	Wound dressing	[122]
Poly(acryl amide-co-acryloyl phenyl alanine)/Ag	In situ chemical reduction of Ag+ by NaBH4	S. aureus, E. coli	Artificial burn dressing	[123]