title: Rhythms of electrolytes and hydroxyproline excretion in urine of rats after three weeks of weightlessness / biosatellite Cosmos-1129.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D004573:Electrolytes / Q000652:urine*; D006909:Hydroxyproline / Q000652:urine*; D008297:Male; D051381:Rats; D013026:Space Flight; D014893:Weightlessness
chemical_list: D004573:Electrolytes; D006909:Hydroxyproline