TABLE 2.

The efficacy of Cystoseira spp. to fabricate metal and metal oxides nanoparticles and compare them with the current study.

Cystoseira spp.	NPs	Characterized by	Shape and size	Applications	Ref
Cystoseira baccata	Au-NPs	UV-vis spectroscopy, TEM, and zeta potential	Spherical shape with a size of 8.4 nm	In-vitro cytotoxicity against normal and cancer cell lines	González-Ballesteros et al. (2017)
C. myrica	CuO-NPs	UV-Vis spectroscopy, TEM, DLS, XRD, and FTIR.	Spherical shape with a size of 11–80 nm	In-Vitro cytotoxicity	Mohamed et al. (2021)
C. crinita	ZnO-NPs	UV-Vis spectroscopy, TEM, FT-IR, XRD, and DLS	Multilayered rectangular particles with sizes of 23–200 nm	Antimicrobial and antioxidant	Elrefaey et al. (2022)
C. barbata	Ag-NPs	UV-Vis spectroscopy, FT-IR, DLS, and TEM	Spherical shape with a size of 12.86	Anti-Candida	Alghuthaymi et al. (2021)
C. barbata	Se-NPs	UV-Vis. FT-IR, DLS, and TEM	Spherical shape with a size of 12.86	Anti-Candida	Alghuthaymi et al. (2021)
C. crinita	MgO-NPs	UV-Vis, FT-IR, XRD, SEM-EDX, TEM, and XPS	Spherical shape with size of 3–18 nm	Antimicrobial, in-vitro cytotoxicity, larvicidal, and repellence activity	Current study