Figure 1 : Distribution of L/L, L/S and S/S genotypes in the university (A) and control (B) samples.

The university sample included graduate and postgraduate students, scientists, technicians and administrative staff of Novosibirsk State Universities and Novosibirsk State Research Institutes of Russian Academy of Sciences (n=208). The control sample included villagers from  Dovolnoe village of Novosibirsk region (n=83). *p=0.016 vs control group.