In order to investigate TG intolerance caused by a variety of factors including heterozygous LPL-deficiency [60], insulin resistance, noninsulin-dependent diabetes mellitus (NIDDM) [61], and ApoE isoforms [62] we determined ApoE genotypes, and HL and LPL activities. This evidence concerns the gene APOE and hyperinsulinemic hypoglycemia, familial, 4.