Table 4.

Applications of AuNPs and AgNPs

GNP/AgNP Shape/Size (nm)	Scientific base	Application	Ref.
Au Nano sphere 13 nm	SPR	DNA methylation detection	[214]
Au Nano rod Aspect Ratio(AR) = 4	SPR	Drug delivery	[215]
Au Nano rod	SPR	Photothermal therapy	[216, 217]
Au Nano sphere 40,60,100 nm	SERS	Embryonic stem cell differentiation imaging	[218]
Au Nano sphere 100 nm	Fluorescence quenching	DNA sensing	[219]
Au Nano sphere 15-100 nm	Electrochemical (voltammetry)	Hydroquinone detection, amitrole sensing	[58, 220]
Au Nano rod A.R.= 3.9	SPR, SERS	Cancer cell imaging, photothermal therapy	[221]
Au Nano sphere 35 nm	SPR, SERS	Oral cancer detection and sensing	[222]
Au Nano sphere 12 nm	Scattering and fluorescence	Cancer imaging	[223]
Au Nano sphere 47 nm	SPR, scattering and fluorescence	Tumor cell imaging, photothermal therapy	[224]
Au Nano rod AR = 3.5	Photoacoustic, SERS	Ovarian cancer detection	[225]
Au Nano sphere 13-21 nm	Electrochemical, SPR	Cholesterol sensing	[55]
Au Nano sphere 10-20 nm	Electrostatic interaction with pathogen cell, Immune response activation	Antimicrobial activity	[60]
Au Nano sphere	Electrostatic interaction with target cell	Anticancer activity, drug delivery	[226]
Ag Nano sphere 5-192 nm	Interaction with pathogen cell membrane	Antimicrobial and antifungal	[185, 189, 193–195, 197–199, 201, 203–205]
Ag Nano gate	Ag binding to thiol of GSH, fluorescence quenching	Targeted intracellular controlled drug delivery and tumor therapy, delivery monitoring	[211]
Ag Nano sphere, triangular	SPR	Ascorbic acid quantitative detection	[186]
Ag Nano sphere 2.5-28 nm	SPR	Phosphate, glutathione, Cu2+ assay	[208, 210, 213]
Ag Nano sphere 10-200 nm	Electron transfer	Catalyst	[187]
Ag Nano particle	SERS	Organochlorine pesticide, endosulfan sensing	[209]
Ag Nano sphere 60 nm	SERS, cell penetration	Sensing, therapeutics	[212]