title: Muscle metabolism and enzyme activities after training in boys 11-13 years old.
mesh_terms: D000251:Adenosine Triphosphatases / Q000378:metabolism; D000255:Adenosine Triphosphate / Q000378:metabolism; D000293:Adolescent; D001707:Biopsy, Needle; D002648:Child; D003401:Creatine / Q000378:metabolism; D005947:Glucose / Q000378:metabolism; D006003:Glycogen / Q000378:metabolism; D006339:Heart Rate; D006801:Humans; D007773:Lactates / Q000097:blood / Q000378:metabolism; D008297:Male; D009132:Muscles / Q000033:anatomy & histology / Q000201:enzymology / Q000378:metabolism*; D010101:Oxygen Consumption; D010732:Phosphofructokinase-1 / Q000378:metabolism; D005082:Physical Exertion; D011773:Pyruvates / Q000378:metabolism; D012313:RNA / Q000378:metabolism; D013147:Spirometry; D013177:Sports; D013385:Succinate Dehydrogenase / Q000378:metabolism; D013737:Testis / Q000033:anatomy & histology
chemical_list: D007773:Lactates; D011773:Pyruvates; D012313:RNA; D000255:Adenosine Triphosphate; D006003:Glycogen; D013385:Succinate Dehydrogenase; D010732:Phosphofructokinase-1; D000251:Adenosine Triphosphatases; D005947:Glucose; D003401:Creatine