BMC Pharmacology and Toxicology

Table 1 Absorbances of residual AF from hydroalcoholic extract of Sanionia uncinata and the spectrophotometrically calculated SPF

From: Evaluation of the acute toxicity, phototoxicity and embryotoxicity of a residual aqueous fraction from extract of the Antarctic moss Sanionia uncinata

(nm)	AF	AF plus UV-filters
(nm)	AF	BP-3	MBC	OMC	OCT
290	0.33 ± 0.03	2.40 ± 0.14	2.57 ± 0.04	2.32 ± 0.07	2.59 ± 0.12
295	0.30 ± 0.03	2.16 ± 0.14	2.72 ± 0.04	2.41 ± 0.07	2.67 ± 0.12
300	0.27 ± 0.03	1.90 ± 0.13	2.75 ± 0.04	2.44 ± 0.07	2.70 ± 0.12
305	0.24 ± 0.02	1.72 ± 0.12	2.64 ± 0.03	2.47 ± 0.07	2.66 ± 0.12
310	0.22 ± 0.02	1.64 ± 0.11	2.45 ± 0.03	2.52 ± 0.07	2.60 ± 0.12
315	0.20 ± 0.02	1.63 ± 0.10	2.13 ± 0.03	2.40 ± 0.07	2.45 ± 0.12
320	0.19 ± 0.02	1.63 ± 0.10	1.70 ± 0.02	2.14 ± 0.06	2.25 ± 0.11
SPF	2.5 ± 0.3	18.0 ± 1.2^*	25.8 ± 0.3	24.5 ± 0.7^*	26.4 ± 1.2

Sun Protection Factor (SPF) of UV-filters: benzophenone-3, BP-3 (12.3 ± 0.9); 3-(4-methylbenzylidene)-camphor MBC (24.8 ± 1.4); octyl-methoxycinnamate, OMC (17.6 ± 0.8); and octocrylene, OCT (22.6 ± 0.1); AF: aqueous fraction; ^*Synergistic effect compared to the respective UV-filters (P < 0.05, t-Student)

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