DGAT1 and hydrops fetalis: Furthermore, there was increased mRNA levels of triglyceride synthetic genes (MGAT1, DGAT1 and DGAT2); genes involved in elongation (ELOV5 and ELOV6); and markers of adipogenesis (PLIN2) in adipose tissue of HF-EFA fed rats compared to HF-AFA fed rats (Figure 5B).