TNFSF11 and diabetic neuropathy: SaiPrathiba et al. reported that when comparing patients with CDF and with diabetic neuropathy to normal patients, for RANKL 643 C/T and 693 C/G polymorphism the “CC” genotype was more frequent among normal subjects; for RANKL 643 C/T, the homozygous genotype “TT” of the minor allele as well as the heterozygous genotype “CT”, greater frequency of the “T” and “G” alleles; while for RANKL 693 C/G, the homozygous genotype “GG” as well as the heterozygous genotype “GC” were less frequent [41].