title: Circadian variation in plasma iron concentration and reticuloendothelial iron release in the rat.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D004912:Erythrocytes / Q000378:metabolism; D005260:Female; D007501:Iron / Q000097:blood* / Q000378:metabolism; D007504:Iron Radioisotopes; D008099:Liver / Q000378:metabolism; D008297:Male; D012157:Mononuclear Phagocyte System / Q000378:metabolism*; D051381:Rats; D013154:Spleen / Q000378:metabolism; D013997:Time Factors
chemical_list: D007504:Iron Radioisotopes; D007501:Iron