Microalgal Nanobiotechnology and Its Applications—A …
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Table 1
Synthesis of nanoparticles by microalgae
Microalgal species
Reaction conditions
Mode of
synthesis
Type of
nanoparticles
Size (nm) Shape
Application
References
Calothrix
marchi
5 m of AgNO
3 (560 mg/l)
+
5 ml cyanobacterial culture,
at 25 °C for 28 days in the
dark
Extracellular AgNPs
–
–
Antitumor
activity
Khalifa et al.
(2016)
Spirulina platensis
1 g of culture pellet
+
100 ml AgNO
3 (100 mg/l) at
28–30 °C for 24–72 h with
repeated shaking
Extracellular AgNPs
~6
Majorly
spherical
–
Cepoi et al.
(2015)
Nostoc linckia
0.3 g of culture pellet
+
100 ml AgNO
3 (100 mg/l) at
28–30 °C for 24–72 h with
repeated shaking
Extracellular AgNPs
4–5
Majorly
spherical
–
Cepoi et al.
(2015)
Scenedesmus abundans
10 ml of cell-free extract
+
90 ml of 1 mM AgNO
3
incubated at room
temperature for 48 h
Extracellular AgNPs
59–66
Spherical Antibacterial
activity
Aziz et al. (2014)
Spirulina platensis
2 ml of algal extract
+
100 ml (1 mM) of AgNO
3 in
drop wise at 60 °C for
10 min under constant
stirring
Extracellular AgNPs
30–50
Spherical Antibacterial
activity
Sharma et al.
(2015)
Chlorella vulgaris
15 ml culture supernatant
+
30 ml (5 mM) AgNO
3
incubated at 50 o
Cfor 24 h
Extracellular AgNPs
7
Spherical Anticancer and
antimicrobial
Ebrahiminezhad
et al. (2016)
(continued)