Circulating levels of α-tocopherol and retinol in free-ranging African elephants (Loxodonta africana)

Abstract 10.1002/(SICI)1098-2361(1999)18:43.3.CO;2-K To date, there are no detailed reports of circulating levels of plasma α-tocopherol and retinol for large samples of free-ranging African elephants (Loxodonta africana). This survey study measured natural circulating levels of α-tocopherol as a measure of vitamin E activity and retinol as an indicator of vitamin A activity, in 70 free-ranging African […]