Table 2.

The influence of different growth regulators, as well as differential culture regimes on secondary metabolite accumulation in various plant species.

Plant Species	Medium + PGRs	Cultured Tisssue	Compound Name	Reference
Camellia sinensis L.	MS + 2,4-D + BAP	Callus	Catechin	[168]
Arbutus andrachne L.	WP + TDZ + NAA	Callus	Catechin	[169]
Rauwolfia serpentina	MS + Kn + BAP	Shoot	Phyllocladane diterpenoids	[170]
Eurycoma longifolia	MS + NAA +Kn	Cell suspension	Eurycomanone	[171]
Talinum paniculatum	MS + potassium nitrate	Hairy root	Saponin content	[172]
Momordica charantia	MS + sucrose	Hairy root	Flavonoids, phenolic acids	[173]
Eleutherococcus koreanum	½ MS + IBA + TDZ	Adventitious root	Eleutheroside B and E	[174]
Eurycoma longifolia	3/4 MS + IBA + NAA	Adventitious root	Flavonoids, phenolic content	[175]
Astragalus membranaceus	MS + IBA	Adventitious root	Saponin, flavonoid content	[176]
Coleus blumei	MMS + BA + NAA + sucrose	Callus and suspension	Rosmarinic acid	[177]
Spilanthes acmella	MS + BA + 2,4-D	Cell suspension	Scopoletin	[178]
Ajuga bracteosa	MS + BA + MeJ	Cell and callus	Monoterpene hydrocarbons	[179]
Fagonia indica	MS + TDZ	Callus	Gallic acid, quercetin	[180]
Rosa damascena	MS + BA + NAA	Callus	Tocopherols and β-carotene	[181]
Salvia dolomitica	MS + 2,4-D + Kn	Callus	α-Pinene, β-phellandrene	[182]
Corylus avellana L.	MS + BA + 2,4-D	Suspension	Taxol	[183]
Linum usitatsimum L.	MS + NAA	Callus	Lignans and neolignans	[184]
Morus alba L.	MS + Cefotaxime	Hairy root	Betulin and betulinic acid	[185]
Solanum trilobatum L.	MS + MeJ	Hairy root	Solasodine	[186]
Salvia miltiorrhiza	MS + MeJ + SA	Hairy root	Tanshinone	[187]
Caralluma tuberculata	MS + BA + 2,4-D	Callus	Phenolic and flavonoid content	[188]
Rhodiola imbricata	MS + BA + NAA	Callus	Phenylethanoids and phenylpropanoids	[189]
Plumbago zeylanica L.	MS + IBA	Root suspension	Plumbagin	[190]
Verbena officinalis L.	Schenk–Hildebrandt medium + 2,ip + TDZ	Shoot culture	Coumaran and hexadecenoic acid	[191]
Thevetia peruviana	Schenk–Hildebrandt medium + 2,4-D + Kn	Cell suspension	Phenolic compounds	[192]
Oldenlandia umbellata L.	MS + IBA + NAA	Adventitious root	Anthraquinones	[193]
Vitis vinifera	MS + IAA +GA3	Callus	Resveratol	[194]

MS—Murashige and Skoog, BA—6-Benzylaminopurine, IBA—indole-3-butyric acid, NAA—naphthalene acetic acid, 2,4-D—2,4-dichlorophenoxyacetic acid, GA₃—gibberellic acid, TDZ—thidiazuron, Kn—kinetin, 2,iP—6-(γ,γ-Dimethylallylamino), MeJ—methyl jasmonate.