Microalgal Nanobiotechnology and Its Applications—A …
241
Table 1
(continued)
Microalgal species
Reaction conditions
Mode of
synthesis
Type of
nanoparticles
Size (nm) Shape
Application
References
Nostoc commune
50 ml of EPS (10 mg/ml) of
the culture
+ 30 mM
AgNO
3 solution, the
mixture was autoclaved at 15
psi and 121 °C for 5 min,
centrifuged at 15,000 for
30 min at 20 °C
Extracellular AgNPs
15–54
Spherical Antibacterial
and seed
surface
sterilizing
activity
Morsy et al.
(2014)
Acutodesmus dimorphus
10 ml of aqueous extract of
the de-oiled biomass
+
90 ml of 1 mM AgNO
3
stirred at room temp for 24 h
Extracellular AgNPs
2–20
spherical
antioxidant
Chokshi et al.
(2016)
Euglena gracilis
20% (v/v) of culture
+ 10 −2
M each of Fe(II) and /Fe(III)
ions at 20.0
± 0.5 °C,
70–100
µmol m −2
s −1
PPF
under ambient CO
2
conditions for 4 weeks
Intracellular (Fh2L)
nanoparticles
0.6–1.0
Spherical Magnetic
activity
Brayner et al.
(2012)
Nitzschia
diatoms
50 mL of culture suspension
+ 0.1 mM of AuCl
3
incubated for 24 h
Intracellular AuNPs
43
Irregular
Antibacterial
activity
Borase et al.
(2017)
Scenedesmus
sp
100 mM AgNO
3
+ algal
biomass to obtain a final
concentration of 5 mM
incubated at 28 °C for 72 h
Intracellular AgNPs
15–20
Spherical Antibacterial
activity
Jena et al. (2014)
(continued)