Get handy water-treatment tips and learn about protozoa, bacteria and viruses in lakes and streams, and how to avoid contaminated sources.
Another carotenoid of interest is siphonaxanthin, which is a keto-carotenoid found in siphonaceous green algae. In comparison with other carotenoids such as fucoxanthin, siphonaxanthin is a potent inhibitor of HL-60 cells. Treatment with siphonaxanthin resulted in a significant reduction in cell ...