TNF and asthma: Among the asthma indicators (W/D, WBC, eosinophil, neutrophils in BALF, IL-4, IL-5, IL-13, and TNF-α), positive correlations were observed with glucose-6-glutamate, PS (16:0/0:0), 8-ainocaprylic acid, galactonic acid, Ascr#10, 2,3,4,5,6,7-hexahydroxyheptanoic acid, sedoheptulose, phosphodimethylethanolamine, and muramic acid, while a negative correlation with 9-oxohexadeca-10e-enoic acid was observed.