Table 2.
Isotopomer spectral analysis
Contribution to lipogenic AcCoA (%)Description
AcM1.l (ab)→Ac (ab) AcCoA containing one 13C tracer label 
AcM2.l (ab)→Ac (ab) AcCoA containing two 13C tracer labels 
Ac.d (ab)→Ac (ab) Unlabeled AcCoA 
8*Ac (ab)→Palm.s (abcdefghijklmnop)  
De novo lipogenesis  
 Palm.s→Palm Newly synthesized palmitate 
 Palm.d→Palm Preexisting (unlabeled) palmitate 
 0*Palm.s + 0*Palm.d→Palm.m Mixing of pools for measurement 
Contribution to lipogenic AcCoA (%)Description
AcM1.l (ab)→Ac (ab) AcCoA containing one 13C tracer label 
AcM2.l (ab)→Ac (ab) AcCoA containing two 13C tracer labels 
Ac.d (ab)→Ac (ab) Unlabeled AcCoA 
8*Ac (ab)→Palm.s (abcdefghijklmnop)  
De novo lipogenesis  
 Palm.s→Palm Newly synthesized palmitate 
 Palm.d→Palm Preexisting (unlabeled) palmitate 
 0*Palm.s + 0*Palm.d→Palm.m Mixing of pools for measurement 

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